diff options
Diffstat (limited to 'drivers/net')
260 files changed, 1993 insertions, 950 deletions
diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c index 6ea963e3b89a..85ffd0561827 100644 --- a/drivers/net/arcnet/arcnet.c +++ b/drivers/net/arcnet/arcnet.c @@ -1009,31 +1009,34 @@ EXPORT_SYMBOL(arcnet_interrupt); static void arcnet_rx(struct net_device *dev, int bufnum) { struct arcnet_local *lp = netdev_priv(dev); - struct archdr pkt; + union { + struct archdr pkt; + char buf[512]; + } rxdata; struct arc_rfc1201 *soft; int length, ofs; - soft = &pkt.soft.rfc1201; + soft = &rxdata.pkt.soft.rfc1201; - lp->hw.copy_from_card(dev, bufnum, 0, &pkt, ARC_HDR_SIZE); - if (pkt.hard.offset[0]) { - ofs = pkt.hard.offset[0]; + lp->hw.copy_from_card(dev, bufnum, 0, &rxdata.pkt, ARC_HDR_SIZE); + if (rxdata.pkt.hard.offset[0]) { + ofs = rxdata.pkt.hard.offset[0]; length = 256 - ofs; } else { - ofs = pkt.hard.offset[1]; + ofs = rxdata.pkt.hard.offset[1]; length = 512 - ofs; } /* get the full header, if possible */ - if (sizeof(pkt.soft) <= length) { - lp->hw.copy_from_card(dev, bufnum, ofs, soft, sizeof(pkt.soft)); + if (sizeof(rxdata.pkt.soft) <= length) { + lp->hw.copy_from_card(dev, bufnum, ofs, soft, sizeof(rxdata.pkt.soft)); } else { - memset(&pkt.soft, 0, sizeof(pkt.soft)); + memset(&rxdata.pkt.soft, 0, sizeof(rxdata.pkt.soft)); lp->hw.copy_from_card(dev, bufnum, ofs, soft, length); } arc_printk(D_DURING, dev, "Buffer #%d: received packet from %02Xh to %02Xh (%d+4 bytes)\n", - bufnum, pkt.hard.source, pkt.hard.dest, length); + bufnum, rxdata.pkt.hard.source, rxdata.pkt.hard.dest, length); dev->stats.rx_packets++; dev->stats.rx_bytes += length + ARC_HDR_SIZE; @@ -1042,13 +1045,13 @@ static void arcnet_rx(struct net_device *dev, int bufnum) if (arc_proto_map[soft->proto]->is_ip) { if (BUGLVL(D_PROTO)) { struct ArcProto - *oldp = arc_proto_map[lp->default_proto[pkt.hard.source]], + *oldp = arc_proto_map[lp->default_proto[rxdata.pkt.hard.source]], *newp = arc_proto_map[soft->proto]; if (oldp != newp) { arc_printk(D_PROTO, dev, "got protocol %02Xh; encap for host %02Xh is now '%c' (was '%c')\n", - soft->proto, pkt.hard.source, + soft->proto, rxdata.pkt.hard.source, newp->suffix, oldp->suffix); } } @@ -1057,10 +1060,10 @@ static void arcnet_rx(struct net_device *dev, int bufnum) lp->default_proto[0] = soft->proto; /* in striking contrast, the following isn't a hack. */ - lp->default_proto[pkt.hard.source] = soft->proto; + lp->default_proto[rxdata.pkt.hard.source] = soft->proto; } /* call the protocol-specific receiver. */ - arc_proto_map[soft->proto]->rx(dev, bufnum, &pkt, length); + arc_proto_map[soft->proto]->rx(dev, bufnum, &rxdata.pkt, length); } static void null_rx(struct net_device *dev, int bufnum, diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index 82d23bd3a742..0615522933dc 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -1371,26 +1371,31 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) bool do_tx_balance = true; u32 hash_index = 0; const u8 *hash_start = NULL; - struct ipv6hdr *ip6hdr; skb_reset_mac_header(skb); eth_data = eth_hdr(skb); switch (ntohs(skb->protocol)) { case ETH_P_IP: { - const struct iphdr *iph = ip_hdr(skb); + const struct iphdr *iph; if (ether_addr_equal_64bits(eth_data->h_dest, mac_bcast) || - (iph->daddr == ip_bcast) || - (iph->protocol == IPPROTO_IGMP)) { + (!pskb_network_may_pull(skb, sizeof(*iph)))) { + do_tx_balance = false; + break; + } + iph = ip_hdr(skb); + if (iph->daddr == ip_bcast || iph->protocol == IPPROTO_IGMP) { do_tx_balance = false; break; } hash_start = (char *)&(iph->daddr); hash_size = sizeof(iph->daddr); - } break; - case ETH_P_IPV6: + } + case ETH_P_IPV6: { + const struct ipv6hdr *ip6hdr; + /* IPv6 doesn't really use broadcast mac address, but leave * that here just in case. */ @@ -1407,7 +1412,11 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) break; } - /* Additianally, DAD probes should not be tx-balanced as that + if (!pskb_network_may_pull(skb, sizeof(*ip6hdr))) { + do_tx_balance = false; + break; + } + /* Additionally, DAD probes should not be tx-balanced as that * will lead to false positives for duplicate addresses and * prevent address configuration from working. */ @@ -1417,17 +1426,26 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) break; } - hash_start = (char *)&(ipv6_hdr(skb)->daddr); - hash_size = sizeof(ipv6_hdr(skb)->daddr); + hash_start = (char *)&ip6hdr->daddr; + hash_size = sizeof(ip6hdr->daddr); break; - case ETH_P_IPX: - if (ipx_hdr(skb)->ipx_checksum != IPX_NO_CHECKSUM) { + } + case ETH_P_IPX: { + const struct ipxhdr *ipxhdr; + + if (pskb_network_may_pull(skb, sizeof(*ipxhdr))) { + do_tx_balance = false; + break; + } + ipxhdr = (struct ipxhdr *)skb_network_header(skb); + + if (ipxhdr->ipx_checksum != IPX_NO_CHECKSUM) { /* something is wrong with this packet */ do_tx_balance = false; break; } - if (ipx_hdr(skb)->ipx_type != IPX_TYPE_NCP) { + if (ipxhdr->ipx_type != IPX_TYPE_NCP) { /* The only protocol worth balancing in * this family since it has an "ARP" like * mechanism @@ -1436,9 +1454,11 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) break; } + eth_data = eth_hdr(skb); hash_start = (char *)eth_data->h_dest; hash_size = ETH_ALEN; break; + } case ETH_P_ARP: do_tx_balance = false; if (bond_info->rlb_enabled) diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index a32dcb6718ca..e31b4c7d2522 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1111,7 +1111,9 @@ static void bond_compute_features(struct bonding *bond) done: bond_dev->vlan_features = vlan_features; - bond_dev->hw_enc_features = enc_features | NETIF_F_GSO_ENCAP_ALL; + bond_dev->hw_enc_features = enc_features | NETIF_F_GSO_ENCAP_ALL | + NETIF_F_HW_VLAN_CTAG_TX | + NETIF_F_HW_VLAN_STAG_TX; bond_dev->gso_max_segs = gso_max_segs; netif_set_gso_max_size(bond_dev, gso_max_size); @@ -1717,7 +1719,8 @@ err_detach: slave_disable_netpoll(new_slave); err_close: - slave_dev->priv_flags &= ~IFF_BONDING; + if (!netif_is_bond_master(slave_dev)) + slave_dev->priv_flags &= ~IFF_BONDING; dev_close(slave_dev); err_restore_mac: @@ -1913,7 +1916,8 @@ static int __bond_release_one(struct net_device *bond_dev, dev_set_mtu(slave_dev, slave->original_mtu); - slave_dev->priv_flags &= ~IFF_BONDING; + if (!netif_is_bond_master(slave_dev)) + slave_dev->priv_flags &= ~IFF_BONDING; bond_free_slave(slave); @@ -2079,6 +2083,15 @@ static void bond_miimon_commit(struct bonding *bond) bond_for_each_slave(bond, slave, iter) { switch (slave->new_link) { case BOND_LINK_NOCHANGE: + /* For 802.3ad mode, check current slave speed and + * duplex again in case its port was disabled after + * invalid speed/duplex reporting but recovered before + * link monitoring could make a decision on the actual + * link status + */ + if (BOND_MODE(bond) == BOND_MODE_8023AD && + slave->link == BOND_LINK_UP) + bond_3ad_adapter_speed_duplex_changed(slave); continue; case BOND_LINK_UP: @@ -3067,8 +3080,12 @@ static int bond_netdev_event(struct notifier_block *this, return NOTIFY_DONE; if (event_dev->flags & IFF_MASTER) { + int ret; + netdev_dbg(event_dev, "IFF_MASTER\n"); - return bond_master_netdev_event(event, event_dev); + ret = bond_master_netdev_event(event, event_dev); + if (ret != NOTIFY_DONE) + return ret; } if (event_dev->flags & IFF_SLAVE) { @@ -3710,8 +3727,8 @@ static u32 bond_rr_gen_slave_id(struct bonding *bond) static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev) { struct bonding *bond = netdev_priv(bond_dev); - struct iphdr *iph = ip_hdr(skb); struct slave *slave; + int slave_cnt; u32 slave_id; /* Start with the curr_active_slave that joined the bond as the @@ -3720,23 +3737,32 @@ static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev * send the join/membership reports. The curr_active_slave found * will send all of this type of traffic. */ - if (iph->protocol == IPPROTO_IGMP && skb->protocol == htons(ETH_P_IP)) { - slave = rcu_dereference(bond->curr_active_slave); - if (slave) - bond_dev_queue_xmit(bond, skb, slave->dev); - else - bond_xmit_slave_id(bond, skb, 0); - } else { - int slave_cnt = ACCESS_ONCE(bond->slave_cnt); + if (skb->protocol == htons(ETH_P_IP)) { + int noff = skb_network_offset(skb); + struct iphdr *iph; - if (likely(slave_cnt)) { - slave_id = bond_rr_gen_slave_id(bond); - bond_xmit_slave_id(bond, skb, slave_id % slave_cnt); - } else { - bond_tx_drop(bond_dev, skb); + if (unlikely(!pskb_may_pull(skb, noff + sizeof(*iph)))) + goto non_igmp; + + iph = ip_hdr(skb); + if (iph->protocol == IPPROTO_IGMP) { + slave = rcu_dereference(bond->curr_active_slave); + if (slave) + bond_dev_queue_xmit(bond, skb, slave->dev); + else + bond_xmit_slave_id(bond, skb, 0); + return NETDEV_TX_OK; } } +non_igmp: + slave_cnt = ACCESS_ONCE(bond->slave_cnt); + if (likely(slave_cnt)) { + slave_id = bond_rr_gen_slave_id(bond); + bond_xmit_slave_id(bond, skb, slave_id % slave_cnt); + } else { + bond_tx_drop(bond_dev, skb); + } return NETDEV_TX_OK; } @@ -3865,7 +3891,7 @@ out: * this to-be-skipped slave to send a packet out. */ old_arr = rtnl_dereference(bond->slave_arr); - for (idx = 0; idx < old_arr->count; idx++) { + for (idx = 0; old_arr != NULL && idx < old_arr->count; idx++) { if (skipslave == old_arr->arr[idx]) { old_arr->arr[idx] = old_arr->arr[old_arr->count-1]; @@ -4160,13 +4186,13 @@ void bond_setup(struct net_device *bond_dev) bond_dev->features |= NETIF_F_NETNS_LOCAL; bond_dev->hw_features = BOND_VLAN_FEATURES | - NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER; bond_dev->hw_features &= ~(NETIF_F_ALL_CSUM & ~NETIF_F_HW_CSUM); bond_dev->hw_features |= NETIF_F_GSO_ENCAP_ALL; bond_dev->features |= bond_dev->hw_features; + bond_dev->features |= NETIF_F_HW_VLAN_CTAG_TX; } /* Destroy a bonding device. diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index 66560a8fcfa2..1022e80aaf97 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -1066,13 +1066,6 @@ static int bond_option_arp_validate_set(struct bonding *bond, { netdev_info(bond->dev, "Setting arp_validate to %s (%llu)\n", newval->string, newval->value); - - if (bond->dev->flags & IFF_UP) { - if (!newval->value) - bond->recv_probe = NULL; - else if (bond->params.arp_interval) - bond->recv_probe = bond_arp_rcv; - } bond->params.arp_validate = newval->value; return 0; diff --git a/drivers/net/bonding/bond_sysfs_slave.c b/drivers/net/bonding/bond_sysfs_slave.c index 7d16c51e6913..641a532b67cb 100644 --- a/drivers/net/bonding/bond_sysfs_slave.c +++ b/drivers/net/bonding/bond_sysfs_slave.c @@ -55,7 +55,9 @@ static SLAVE_ATTR_RO(link_failure_count); static ssize_t perm_hwaddr_show(struct slave *slave, char *buf) { - return sprintf(buf, "%pM\n", slave->perm_hwaddr); + return sprintf(buf, "%*phC\n", + slave->dev->addr_len, + slave->perm_hwaddr); } static SLAVE_ATTR_RO(perm_hwaddr); diff --git a/drivers/net/caif/caif_hsi.c b/drivers/net/caif/caif_hsi.c index 615c65da39be..055a4015ec3b 100644 --- a/drivers/net/caif/caif_hsi.c +++ b/drivers/net/caif/caif_hsi.c @@ -1467,7 +1467,7 @@ static void __exit cfhsi_exit_module(void) rtnl_lock(); list_for_each_safe(list_node, n, &cfhsi_list) { cfhsi = list_entry(list_node, struct cfhsi, list); - unregister_netdev(cfhsi->ndev); + unregister_netdevice(cfhsi->ndev); } rtnl_unlock(); } diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c index e3dccd3200d5..4ead5a18b794 100644 --- a/drivers/net/can/c_can/c_can.c +++ b/drivers/net/can/c_can/c_can.c @@ -52,6 +52,7 @@ #define CONTROL_EX_PDR BIT(8) /* control register */ +#define CONTROL_SWR BIT(15) #define CONTROL_TEST BIT(7) #define CONTROL_CCE BIT(6) #define CONTROL_DISABLE_AR BIT(5) @@ -97,6 +98,9 @@ #define BTR_TSEG2_SHIFT 12 #define BTR_TSEG2_MASK (0x7 << BTR_TSEG2_SHIFT) +/* interrupt register */ +#define INT_STS_PENDING 0x8000 + /* brp extension register */ #define BRP_EXT_BRPE_MASK 0x0f #define BRP_EXT_BRPE_SHIFT 0 @@ -569,6 +573,26 @@ static void c_can_configure_msg_objects(struct net_device *dev) IF_MCONT_RCV_EOB); } +static int c_can_software_reset(struct net_device *dev) +{ + struct c_can_priv *priv = netdev_priv(dev); + int retry = 0; + + if (priv->type != BOSCH_D_CAN) + return 0; + + priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_SWR | CONTROL_INIT); + while (priv->read_reg(priv, C_CAN_CTRL_REG) & CONTROL_SWR) { + msleep(20); + if (retry++ > 100) { + netdev_err(dev, "CCTRL: software reset failed\n"); + return -EIO; + } + } + + return 0; +} + /* * Configure C_CAN chip: * - enable/disable auto-retransmission @@ -578,6 +602,11 @@ static void c_can_configure_msg_objects(struct net_device *dev) static int c_can_chip_config(struct net_device *dev) { struct c_can_priv *priv = netdev_priv(dev); + int err; + + err = c_can_software_reset(dev); + if (err) + return err; /* enable automatic retransmission */ priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_ENABLE_AR); @@ -1029,10 +1058,16 @@ static int c_can_poll(struct napi_struct *napi, int quota) u16 curr, last = priv->last_status; int work_done = 0; - priv->last_status = curr = priv->read_reg(priv, C_CAN_STS_REG); - /* Ack status on C_CAN. D_CAN is self clearing */ - if (priv->type != BOSCH_D_CAN) - priv->write_reg(priv, C_CAN_STS_REG, LEC_UNUSED); + /* Only read the status register if a status interrupt was pending */ + if (atomic_xchg(&priv->sie_pending, 0)) { + priv->last_status = curr = priv->read_reg(priv, C_CAN_STS_REG); + /* Ack status on C_CAN. D_CAN is self clearing */ + if (priv->type != BOSCH_D_CAN) + priv->write_reg(priv, C_CAN_STS_REG, LEC_UNUSED); + } else { + /* no change detected ... */ + curr = last; + } /* handle state changes */ if ((curr & STATUS_EWARN) && (!(last & STATUS_EWARN))) { @@ -1083,10 +1118,16 @@ static irqreturn_t c_can_isr(int irq, void *dev_id) { struct net_device *dev = (struct net_device *)dev_id; struct c_can_priv *priv = netdev_priv(dev); + int reg_int; - if (!priv->read_reg(priv, C_CAN_INT_REG)) + reg_int = priv->read_reg(priv, C_CAN_INT_REG); + if (!reg_int) return IRQ_NONE; + /* save for later use */ + if (reg_int & INT_STS_PENDING) + atomic_set(&priv->sie_pending, 1); + /* disable all interrupts and schedule the NAPI */ c_can_irq_control(priv, false); napi_schedule(&priv->napi); diff --git a/drivers/net/can/c_can/c_can.h b/drivers/net/can/c_can/c_can.h index 8acdc7fa4792..d5567a7c1c6d 100644 --- a/drivers/net/can/c_can/c_can.h +++ b/drivers/net/can/c_can/c_can.h @@ -198,6 +198,7 @@ struct c_can_priv { struct net_device *dev; struct device *device; atomic_t tx_active; + atomic_t sie_pending; unsigned long tx_dir; int last_status; u16 (*read_reg) (const struct c_can_priv *priv, enum reg index); diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index 8b7c6425b681..9dd968ee792e 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -1065,6 +1065,8 @@ static struct rtnl_link_ops can_link_ops __read_mostly = { int register_candev(struct net_device *dev) { dev->rtnl_link_ops = &can_link_ops; + netif_carrier_off(dev); + return register_netdev(dev); } EXPORT_SYMBOL_GPL(register_candev); diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 47f43bdecd51..6b866d0451b2 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -171,7 +171,7 @@ #define FLEXCAN_MB_CNT_LENGTH(x) (((x) & 0xf) << 16) #define FLEXCAN_MB_CNT_TIMESTAMP(x) ((x) & 0xffff) -#define FLEXCAN_TIMEOUT_US (50) +#define FLEXCAN_TIMEOUT_US (250) /* FLEXCAN hardware feature flags * @@ -923,6 +923,7 @@ static int flexcan_chip_start(struct net_device *dev) reg_mecr = flexcan_read(®s->mecr); reg_mecr &= ~FLEXCAN_MECR_ECRWRDIS; flexcan_write(reg_mecr, ®s->mecr); + reg_mecr |= FLEXCAN_MECR_ECCDIS; reg_mecr &= ~(FLEXCAN_MECR_NCEFAFRZ | FLEXCAN_MECR_HANCEI_MSK | FLEXCAN_MECR_FANCEI_MSK); flexcan_write(reg_mecr, ®s->mecr); diff --git a/drivers/net/can/mscan/mscan.c b/drivers/net/can/mscan/mscan.c index e36b7400d5cc..d57af6a13baf 100644 --- a/drivers/net/can/mscan/mscan.c +++ b/drivers/net/can/mscan/mscan.c @@ -392,13 +392,12 @@ static int mscan_rx_poll(struct napi_struct *napi, int quota) struct net_device *dev = napi->dev; struct mscan_regs __iomem *regs = priv->reg_base; struct net_device_stats *stats = &dev->stats; - int npackets = 0; - int ret = 1; + int work_done = 0; struct sk_buff *skb; struct can_frame *frame; u8 canrflg; - while (npackets < quota) { + while (work_done < quota) { canrflg = in_8(®s->canrflg); if (!(canrflg & (MSCAN_RXF | MSCAN_ERR_IF))) break; @@ -419,18 +418,18 @@ static int mscan_rx_poll(struct napi_struct *napi, int quota) stats->rx_packets++; stats->rx_bytes += frame->can_dlc; - npackets++; + work_done++; netif_receive_skb(skb); } - if (!(in_8(®s->canrflg) & (MSCAN_RXF | MSCAN_ERR_IF))) { - napi_complete(&priv->napi); - clear_bit(F_RX_PROGRESS, &priv->flags); - if (priv->can.state < CAN_STATE_BUS_OFF) - out_8(®s->canrier, priv->shadow_canrier); - ret = 0; + if (work_done < quota) { + if (likely(napi_complete_done(&priv->napi, work_done))) { + clear_bit(F_RX_PROGRESS, &priv->flags); + if (priv->can.state < CAN_STATE_BUS_OFF) + out_8(®s->canrier, priv->shadow_canrier); + } } - return ret; + return work_done; } static irqreturn_t mscan_isr(int irq, void *dev_id) diff --git a/drivers/net/can/sja1000/peak_pcmcia.c b/drivers/net/can/sja1000/peak_pcmcia.c index dd56133cc461..fc9f8b01ecae 100644 --- a/drivers/net/can/sja1000/peak_pcmcia.c +++ b/drivers/net/can/sja1000/peak_pcmcia.c @@ -487,7 +487,7 @@ static void pcan_free_channels(struct pcan_pccard *card) if (!netdev) continue; - strncpy(name, netdev->name, IFNAMSIZ); + strlcpy(name, netdev->name, IFNAMSIZ); unregister_sja1000dev(netdev); diff --git a/drivers/net/can/slcan.c b/drivers/net/can/slcan.c index 9a3f15cb7ef4..cc4a0c48f090 100644 --- a/drivers/net/can/slcan.c +++ b/drivers/net/can/slcan.c @@ -344,9 +344,16 @@ static void slcan_transmit(struct work_struct *work) */ static void slcan_write_wakeup(struct tty_struct *tty) { - struct slcan *sl = tty->disc_data; + struct slcan *sl; + + rcu_read_lock(); + sl = rcu_dereference(tty->disc_data); + if (!sl) + goto out; schedule_work(&sl->tx_work); +out: + rcu_read_unlock(); } /* Send a can_frame to a TTY queue. */ @@ -613,6 +620,8 @@ err_free_chan: sl->tty = NULL; tty->disc_data = NULL; clear_bit(SLF_INUSE, &sl->flags); + slc_free_netdev(sl->dev); + free_netdev(sl->dev); err_exit: rtnl_unlock(); @@ -638,10 +647,11 @@ static void slcan_close(struct tty_struct *tty) return; spin_lock_bh(&sl->lock); - tty->disc_data = NULL; + rcu_assign_pointer(tty->disc_data, NULL); sl->tty = NULL; spin_unlock_bh(&sl->lock); + synchronize_rcu(); flush_work(&sl->tx_work); /* Flush network side */ diff --git a/drivers/net/can/spi/Kconfig b/drivers/net/can/spi/Kconfig index 148cae5871a6..249d2db7d600 100644 --- a/drivers/net/can/spi/Kconfig +++ b/drivers/net/can/spi/Kconfig @@ -2,9 +2,10 @@ menu "CAN SPI interfaces" depends on SPI config CAN_MCP251X - tristate "Microchip MCP251x SPI CAN controllers" + tristate "Microchip MCP251x and MCP25625 SPI CAN controllers" depends on HAS_DMA ---help--- - Driver for the Microchip MCP251x SPI CAN controllers. + Driver for the Microchip MCP251x and MCP25625 SPI CAN + controllers. endmenu diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c index 575790e8a75a..83ddb7d8214a 100644 --- a/drivers/net/can/spi/mcp251x.c +++ b/drivers/net/can/spi/mcp251x.c @@ -1,5 +1,5 @@ /* - * CAN bus driver for Microchip 251x CAN Controller with SPI Interface + * CAN bus driver for Microchip 251x/25625 CAN Controller with SPI Interface * * MCP2510 support and bug fixes by Christian Pellegrin * <chripell@evolware.org> @@ -41,7 +41,7 @@ * static struct spi_board_info spi_board_info[] = { * { * .modalias = "mcp2510", - * // or "mcp2515" depending on your controller + * // "mcp2515" or "mcp25625" depending on your controller * .platform_data = &mcp251x_info, * .irq = IRQ_EINT13, * .max_speed_hz = 2*1000*1000, @@ -238,6 +238,7 @@ static const struct can_bittiming_const mcp251x_bittiming_const = { enum mcp251x_model { CAN_MCP251X_MCP2510 = 0x2510, CAN_MCP251X_MCP2515 = 0x2515, + CAN_MCP251X_MCP25625 = 0x25625, }; struct mcp251x_priv { @@ -280,7 +281,6 @@ static inline int mcp251x_is_##_model(struct spi_device *spi) \ } MCP251X_IS(2510); -MCP251X_IS(2515); static void mcp251x_clean(struct net_device *net) { @@ -627,7 +627,7 @@ static int mcp251x_setup(struct net_device *net, struct mcp251x_priv *priv, static int mcp251x_hw_reset(struct spi_device *spi) { struct mcp251x_priv *priv = spi_get_drvdata(spi); - u8 reg; + unsigned long timeout; int ret; /* Wait for oscillator startup timer after power up */ @@ -640,11 +640,20 @@ static int mcp251x_hw_reset(struct spi_device *spi) /* Wait for oscillator startup timer after reset */ mdelay(MCP251X_OST_DELAY_MS); - - reg = mcp251x_read_reg(spi, CANSTAT); - if ((reg & CANCTRL_REQOP_MASK) != CANCTRL_REQOP_CONF) - return -ENODEV; + /* Wait for reset to finish */ + timeout = jiffies + HZ; + while ((mcp251x_read_reg(spi, CANSTAT) & CANCTRL_REQOP_MASK) != + CANCTRL_REQOP_CONF) { + usleep_range(MCP251X_OST_DELAY_MS * 1000, + MCP251X_OST_DELAY_MS * 1000 * 2); + + if (time_after(jiffies, timeout)) { + dev_err(&spi->dev, + "MCP251x didn't enter in conf mode after reset\n"); + return -EBUSY; + } + } return 0; } @@ -821,9 +830,8 @@ static irqreturn_t mcp251x_can_ist(int irq, void *dev_id) /* receive buffer 0 */ if (intf & CANINTF_RX0IF) { mcp251x_hw_rx(spi, 0); - /* - * Free one buffer ASAP - * (The MCP2515 does this automatically.) + /* Free one buffer ASAP + * (The MCP2515/25625 does this automatically.) */ if (mcp251x_is_2510(spi)) mcp251x_write_bits(spi, CANINTF, CANINTF_RX0IF, 0x00); @@ -832,7 +840,7 @@ static irqreturn_t mcp251x_can_ist(int irq, void *dev_id) /* receive buffer 1 */ if (intf & CANINTF_RX1IF) { mcp251x_hw_rx(spi, 1); - /* the MCP2515 does this automatically */ + /* The MCP2515/25625 does this automatically. */ if (mcp251x_is_2510(spi)) clear_intf |= CANINTF_RX1IF; } @@ -1006,6 +1014,10 @@ static const struct of_device_id mcp251x_of_match[] = { .compatible = "microchip,mcp2515", .data = (void *)CAN_MCP251X_MCP2515, }, + { + .compatible = "microchip,mcp25625", + .data = (void *)CAN_MCP251X_MCP25625, + }, { } }; MODULE_DEVICE_TABLE(of, mcp251x_of_match); @@ -1019,6 +1031,10 @@ static const struct spi_device_id mcp251x_id_table[] = { .name = "mcp2515", .driver_data = (kernel_ulong_t)CAN_MCP251X_MCP2515, }, + { + .name = "mcp25625", + .driver_data = (kernel_ulong_t)CAN_MCP251X_MCP25625, + }, { } }; MODULE_DEVICE_TABLE(spi, mcp251x_id_table); @@ -1254,5 +1270,5 @@ module_spi_driver(mcp251x_can_driver); MODULE_AUTHOR("Chris Elston <celston@katalix.com>, " "Christian Pellegrin <chripell@evolware.org>"); -MODULE_DESCRIPTION("Microchip 251x CAN driver"); +MODULE_DESCRIPTION("Microchip 251x/25625 CAN driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c index b227f81e4a7e..3e965b00bc09 100644 --- a/drivers/net/can/usb/gs_usb.c +++ b/drivers/net/can/usb/gs_usb.c @@ -617,6 +617,7 @@ static int gs_can_open(struct net_device *netdev) rc); usb_unanchor_urb(urb); + usb_free_urb(urb); break; } @@ -846,7 +847,7 @@ static int gs_usb_probe(struct usb_interface *intf, const struct usb_device_id * GS_USB_BREQ_HOST_FORMAT, USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, 1, - intf->altsetting[0].desc.bInterfaceNumber, + intf->cur_altsetting->desc.bInterfaceNumber, hconf, sizeof(*hconf), 1000); @@ -869,7 +870,7 @@ static int gs_usb_probe(struct usb_interface *intf, const struct usb_device_id * GS_USB_BREQ_DEVICE_CONFIG, USB_DIR_IN|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, 1, - intf->altsetting[0].desc.bInterfaceNumber, + intf->cur_altsetting->desc.bInterfaceNumber, dconf, sizeof(*dconf), 1000); diff --git a/drivers/net/can/usb/peak_usb/pcan_usb.c b/drivers/net/can/usb/peak_usb/pcan_usb.c index 838545ce468d..0e1fc6c4360e 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb.c @@ -108,7 +108,7 @@ struct pcan_usb_msg_context { u8 *end; u8 rec_cnt; u8 rec_idx; - u8 rec_data_idx; + u8 rec_ts_idx; struct net_device *netdev; struct pcan_usb *pdev; }; @@ -441,8 +441,8 @@ static int pcan_usb_decode_error(struct pcan_usb_msg_context *mc, u8 n, } if ((n & PCAN_USB_ERROR_BUS_LIGHT) == 0) { /* no error (back to active state) */ - mc->pdev->dev.can.state = CAN_STATE_ERROR_ACTIVE; - return 0; + new_state = CAN_STATE_ERROR_ACTIVE; + break; } break; @@ -465,9 +465,9 @@ static int pcan_usb_decode_error(struct pcan_usb_msg_context *mc, u8 n, } if ((n & PCAN_USB_ERROR_BUS_HEAVY) == 0) { - /* no error (back to active state) */ - mc->pdev->dev.can.state = CAN_STATE_ERROR_ACTIVE; - return 0; + /* no error (back to warning state) */ + new_state = CAN_STATE_ERROR_WARNING; + break; } break; @@ -506,6 +506,11 @@ static int pcan_usb_decode_error(struct pcan_usb_msg_context *mc, u8 n, mc->pdev->dev.can.can_stats.error_warning++; break; + case CAN_STATE_ERROR_ACTIVE: + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = CAN_ERR_CRTL_ACTIVE; + break; + default: /* CAN_STATE_MAX (trick to handle other errors) */ cf->can_id |= CAN_ERR_CRTL; @@ -552,10 +557,15 @@ static int pcan_usb_decode_status(struct pcan_usb_msg_context *mc, mc->ptr += PCAN_USB_CMD_ARGS; if (status_len & PCAN_USB_STATUSLEN_TIMESTAMP) { - int err = pcan_usb_decode_ts(mc, !mc->rec_idx); + int err = pcan_usb_decode_ts(mc, !mc->rec_ts_idx); if (err) return err; + + /* Next packet in the buffer will have a timestamp on a single + * byte + */ + mc->rec_ts_idx++; } switch (f) { @@ -638,10 +648,13 @@ static int pcan_usb_decode_data(struct pcan_usb_msg_context *mc, u8 status_len) cf->can_dlc = get_can_dlc(rec_len); - /* first data packet timestamp is a word */ - if (pcan_usb_decode_ts(mc, !mc->rec_data_idx)) + /* Only first packet timestamp is a word */ + if (pcan_usb_decode_ts(mc, !mc->rec_ts_idx)) goto decode_failed; + /* Next packet in the buffer will have a timestamp on a single byte */ + mc->rec_ts_idx++; + /* read data */ memset(cf->data, 0x0, sizeof(cf->data)); if (status_len & PCAN_USB_STATUSLEN_RTR) { @@ -695,7 +708,6 @@ static int pcan_usb_decode_msg(struct peak_usb_device *dev, u8 *ibuf, u32 lbuf) /* handle normal can frames here */ } else { err = pcan_usb_decode_data(&mc, sl); - mc.rec_data_idx++; } } diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c index 91be4575b524..8c47cc8dc896 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c @@ -592,16 +592,16 @@ static int peak_usb_ndo_stop(struct net_device *netdev) dev->state &= ~PCAN_USB_STATE_STARTED; netif_stop_queue(netdev); + close_candev(netdev); + + dev->can.state = CAN_STATE_STOPPED; + /* unlink all pending urbs and free used memory */ peak_usb_unlink_all_urbs(dev); if (dev->adapter->dev_stop) dev->adapter->dev_stop(dev); - close_candev(netdev); - - dev->can.state = CAN_STATE_STOPPED; - /* can set bus off now */ if (dev->adapter->dev_set_bus) { int err = dev->adapter->dev_set_bus(dev, 0); @@ -776,7 +776,7 @@ static int peak_usb_create_dev(const struct peak_usb_adapter *peak_usb_adapter, dev = netdev_priv(netdev); /* allocate a buffer large enough to send commands */ - dev->cmd_buf = kmalloc(PCAN_USB_MAX_CMD_LEN, GFP_KERNEL); + dev->cmd_buf = kzalloc(PCAN_USB_MAX_CMD_LEN, GFP_KERNEL); if (!dev->cmd_buf) { err = -ENOMEM; goto lbl_free_candev; @@ -881,7 +881,7 @@ static void peak_usb_disconnect(struct usb_interface *intf) dev_prev_siblings = dev->prev_siblings; dev->state &= ~PCAN_USB_STATE_CONNECTED; - strncpy(name, netdev->name, IFNAMSIZ); + strlcpy(name, netdev->name, IFNAMSIZ); unregister_netdev(netdev); diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c index 64cc86a82b2d..1b75d5304a2c 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c @@ -851,7 +851,7 @@ static int pcan_usb_fd_init(struct peak_usb_device *dev) goto err_out; /* allocate command buffer once for all for the interface */ - pdev->cmd_buffer_addr = kmalloc(PCAN_UFD_CMD_BUFFER_SIZE, + pdev->cmd_buffer_addr = kzalloc(PCAN_UFD_CMD_BUFFER_SIZE, GFP_KERNEL); if (!pdev->cmd_buffer_addr) goto err_out_1; diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c index bbdd6058cd2f..d85fdc6949c6 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c @@ -500,7 +500,7 @@ static int pcan_usb_pro_drv_loaded(struct peak_usb_device *dev, int loaded) u8 *buffer; int err; - buffer = kmalloc(PCAN_USBPRO_FCT_DRVLD_REQ_LEN, GFP_KERNEL); + buffer = kzalloc(PCAN_USBPRO_FCT_DRVLD_REQ_LEN, GFP_KERNEL); if (!buffer) return -ENOMEM; diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c index 522286cc0f9c..50d9b945089e 100644 --- a/drivers/net/can/usb/usb_8dev.c +++ b/drivers/net/can/usb/usb_8dev.c @@ -1010,9 +1010,8 @@ static void usb_8dev_disconnect(struct usb_interface *intf) netdev_info(priv->netdev, "device disconnected\n"); unregister_netdev(priv->netdev); - free_candev(priv->netdev); - unlink_all_urbs(priv); + free_candev(priv->netdev); } } diff --git a/drivers/net/ethernet/8390/mac8390.c b/drivers/net/ethernet/8390/mac8390.c index b9283901136e..0fdc9ad32a2e 100644 --- a/drivers/net/ethernet/8390/mac8390.c +++ b/drivers/net/ethernet/8390/mac8390.c @@ -156,8 +156,6 @@ static void dayna_block_output(struct net_device *dev, int count, #define memcpy_fromio(a, b, c) memcpy((a), (void *)(b), (c)) #define memcpy_toio(a, b, c) memcpy((void *)(a), (b), (c)) -#define memcmp_withio(a, b, c) memcmp((a), (void *)(b), (c)) - /* Slow Sane (16-bit chunk memory read/write) Cabletron uses this */ static void slow_sane_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page); @@ -237,19 +235,26 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) static enum mac8390_access __init mac8390_testio(volatile unsigned long membase) { - unsigned long outdata = 0xA5A0B5B0; - unsigned long indata = 0x00000000; + u32 outdata = 0xA5A0B5B0; + u32 indata = 0; + /* Try writing 32 bits */ - memcpy_toio(membase, &outdata, 4); - /* Now compare them */ - if (memcmp_withio(&outdata, membase, 4) == 0) + nubus_writel(outdata, membase); + /* Now read it back */ + indata = nubus_readl(membase); + if (outdata == indata) return ACCESS_32; + + outdata = 0xC5C0D5D0; + indata = 0; + /* Write 16 bit output */ word_memcpy_tocard(membase, &outdata, 4); /* Now read it back */ word_memcpy_fromcard(&indata, membase, 4); if (outdata == indata) return ACCESS_16; + return ACCESS_UNKNOWN; } diff --git a/drivers/net/ethernet/amd/am79c961a.c b/drivers/net/ethernet/amd/am79c961a.c index 87e727b921dc..1ad401fed469 100644 --- a/drivers/net/ethernet/amd/am79c961a.c +++ b/drivers/net/ethernet/amd/am79c961a.c @@ -440,7 +440,7 @@ static void am79c961_timeout(struct net_device *dev) /* * Transmit a packet */ -static int +static netdev_tx_t am79c961_sendpacket(struct sk_buff *skb, struct net_device *dev) { struct dev_priv *priv = netdev_priv(dev); diff --git a/drivers/net/ethernet/amd/atarilance.c b/drivers/net/ethernet/amd/atarilance.c index b10964e8cb54..a1dc65136d9f 100644 --- a/drivers/net/ethernet/amd/atarilance.c +++ b/drivers/net/ethernet/amd/atarilance.c @@ -339,7 +339,8 @@ static unsigned long lance_probe1( struct net_device *dev, struct lance_addr *init_rec ); static int lance_open( struct net_device *dev ); static void lance_init_ring( struct net_device *dev ); -static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ); +static netdev_tx_t lance_start_xmit(struct sk_buff *skb, + struct net_device *dev); static irqreturn_t lance_interrupt( int irq, void *dev_id ); static int lance_rx( struct net_device *dev ); static int lance_close( struct net_device *dev ); @@ -770,7 +771,8 @@ static void lance_tx_timeout (struct net_device *dev) /* XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX */ -static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ) +static netdev_tx_t +lance_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct lance_private *lp = netdev_priv(dev); struct lance_ioreg *IO = lp->iobase; diff --git a/drivers/net/ethernet/amd/declance.c b/drivers/net/ethernet/amd/declance.c index b584b78237df..5e994f981fea 100644 --- a/drivers/net/ethernet/amd/declance.c +++ b/drivers/net/ethernet/amd/declance.c @@ -893,7 +893,7 @@ static void lance_tx_timeout(struct net_device *dev) netif_wake_queue(dev); } -static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t lance_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct lance_private *lp = netdev_priv(dev); volatile struct lance_regs *ll = lp->ll; diff --git a/drivers/net/ethernet/amd/sun3lance.c b/drivers/net/ethernet/amd/sun3lance.c index 3d8c6b2cdea4..09271665712d 100644 --- a/drivers/net/ethernet/amd/sun3lance.c +++ b/drivers/net/ethernet/amd/sun3lance.c @@ -235,7 +235,8 @@ struct lance_private { static int lance_probe( struct net_device *dev); static int lance_open( struct net_device *dev ); static void lance_init_ring( struct net_device *dev ); -static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ); +static netdev_tx_t lance_start_xmit(struct sk_buff *skb, + struct net_device *dev); static irqreturn_t lance_interrupt( int irq, void *dev_id); static int lance_rx( struct net_device *dev ); static int lance_close( struct net_device *dev ); @@ -511,7 +512,8 @@ static void lance_init_ring( struct net_device *dev ) } -static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ) +static netdev_tx_t +lance_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct lance_private *lp = netdev_priv(dev); int entry, len; diff --git a/drivers/net/ethernet/amd/sunlance.c b/drivers/net/ethernet/amd/sunlance.c index 8914170fccff..babb0a5fb8de 100644 --- a/drivers/net/ethernet/amd/sunlance.c +++ b/drivers/net/ethernet/amd/sunlance.c @@ -1106,7 +1106,7 @@ static void lance_tx_timeout(struct net_device *dev) netif_wake_queue(dev); } -static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t lance_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct lance_private *lp = netdev_priv(dev); int entry, skblen, len; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 64034ff081a0..23fc244eb8a4 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -1390,7 +1390,7 @@ static int xgbe_close(struct net_device *netdev) return 0; } -static int xgbe_xmit(struct sk_buff *skb, struct net_device *netdev) +static netdev_tx_t xgbe_xmit(struct sk_buff *skb, struct net_device *netdev) { struct xgbe_prv_data *pdata = netdev_priv(netdev); struct xgbe_hw_if *hw_if = &pdata->hw_if; @@ -1399,7 +1399,7 @@ static int xgbe_xmit(struct sk_buff *skb, struct net_device *netdev) struct xgbe_ring *ring; struct xgbe_packet_data *packet; struct netdev_queue *txq; - int ret; + netdev_tx_t ret; DBGPR("-->xgbe_xmit: skb->len = %d\n", skb->len); diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c index 9cc5daed13ed..b0285ac203f0 100644 --- a/drivers/net/ethernet/arc/emac_main.c +++ b/drivers/net/ethernet/arc/emac_main.c @@ -163,7 +163,7 @@ static void arc_emac_tx_clean(struct net_device *ndev) struct sk_buff *skb = tx_buff->skb; unsigned int info = le32_to_cpu(txbd->info); - if ((info & FOR_EMAC) || !txbd->data) + if ((info & FOR_EMAC) || !txbd->data || !skb) break; if (unlikely(info & (DROP | DEFR | LTCL | UFLO))) { @@ -191,6 +191,7 @@ static void arc_emac_tx_clean(struct net_device *ndev) txbd->data = 0; txbd->info = 0; + tx_buff->skb = NULL; *txbd_dirty = (*txbd_dirty + 1) % TX_BD_NUM; } @@ -619,7 +620,6 @@ static int arc_emac_tx(struct sk_buff *skb, struct net_device *ndev) dma_unmap_addr_set(&priv->tx_buff[*txbd_curr], addr, addr); dma_unmap_len_set(&priv->tx_buff[*txbd_curr], len, len); - priv->tx_buff[*txbd_curr].skb = skb; priv->txbd[*txbd_curr].data = cpu_to_le32(addr); /* Make sure pointer to data buffer is set */ @@ -629,6 +629,11 @@ static int arc_emac_tx(struct sk_buff *skb, struct net_device *ndev) *info = cpu_to_le32(FOR_EMAC | FIRST_OR_LAST_MASK | len); + /* Make sure info word is set */ + wmb(); + + priv->tx_buff[*txbd_curr].skb = skb; + /* Increment index to point to the next BD */ *txbd_curr = (*txbd_curr + 1) % TX_BD_NUM; diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 59a03a193e83..4384b2b4d238 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -478,7 +478,9 @@ static void atl1e_mdio_write(struct net_device *netdev, int phy_id, { struct atl1e_adapter *adapter = netdev_priv(netdev); - atl1e_write_phy_reg(&adapter->hw, reg_num & MDIO_REG_ADDR_MASK, val); + if (atl1e_write_phy_reg(&adapter->hw, + reg_num & MDIO_REG_ADDR_MASK, val)) + netdev_err(netdev, "write phy register failed\n"); } static int atl1e_mii_ioctl(struct net_device *netdev, diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c index a3b1c07ae0af..e7214edfe5b4 100644 --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c @@ -1524,8 +1524,10 @@ static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset) int ethaddr_bytes = ETH_ALEN; memset(ppattern + offset, 0xff, magicsync); - for (j = 0; j < magicsync; j++) - set_bit(len++, (unsigned long *) pmask); + for (j = 0; j < magicsync; j++) { + pmask[len >> 3] |= BIT(len & 7); + len++; + } for (j = 0; j < B44_MAX_PATTERNS; j++) { if ((B44_PATTERN_SIZE - len) >= ETH_ALEN) @@ -1537,7 +1539,8 @@ static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset) for (k = 0; k< ethaddr_bytes; k++) { ppattern[offset + magicsync + (j * ETH_ALEN) + k] = macaddr[k]; - set_bit(len++, (unsigned long *) pmask); + pmask[len >> 3] |= BIT(len & 7); + len++; } } return len - 1; diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c index ec5834087e4b..c01ab06863b3 100644 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c @@ -571,12 +571,13 @@ static irqreturn_t bcm_enet_isr_dma(int irq, void *dev_id) /* * tx request callback */ -static int bcm_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +bcm_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct bcm_enet_priv *priv; struct bcm_enet_desc *desc; u32 len_stat; - int ret; + netdev_tx_t ret; priv = netdev_priv(dev); diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 53b3c1a5851c..3cb99ce7325b 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -1794,7 +1794,7 @@ static int bcm_sysport_probe(struct platform_device *pdev) priv->phy_interface = of_get_phy_mode(dn); /* Default to GMII interface mode */ - if (priv->phy_interface < 0) + if ((int)priv->phy_interface < 0) priv->phy_interface = PHY_INTERFACE_MODE_GMII; /* In the case of a fixed PHY, the DT node associated @@ -1997,6 +1997,9 @@ static int bcm_sysport_resume(struct device *d) umac_reset(priv); + /* Disable the UniMAC RX/TX */ + umac_enable_set(priv, CMD_RX_EN | CMD_TX_EN, 0); + /* We may have been suspended and never received a WOL event that * would turn off MPD detection, take care of that now */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index ebc4518d598a..13de5ce3facf 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -288,6 +288,9 @@ int bnx2x_tx_int(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata) hw_cons = le16_to_cpu(*txdata->tx_cons_sb); sw_cons = txdata->tx_pkt_cons; + /* Ensure subsequent loads occur after hw_cons */ + smp_rmb(); + while (sw_cons != hw_cons) { u16 pkt_cons; @@ -1954,7 +1957,7 @@ u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb, } /* select a non-FCoE queue */ - return fallback(dev, skb) % (BNX2X_NUM_ETH_QUEUES(bp) * bp->max_cos); + return fallback(dev, skb) % (BNX2X_NUM_ETH_QUEUES(bp)); } void bnx2x_set_num_queues(struct bnx2x *bp) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h index b7d32e8412f1..ec2122acc3c1 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h @@ -1107,7 +1107,7 @@ static inline u8 bnx2x_get_path_func_num(struct bnx2x *bp) for (i = 0; i < E1H_FUNC_MAX / 2; i++) { u32 func_config = MF_CFG_RD(bp, - func_mf_config[BP_PORT(bp) + 2 * i]. + func_mf_config[BP_PATH(bp) + 2 * i]. config); func_num += ((func_config & FUNC_MF_CFG_FUNC_HIDE) ? 0 : 1); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index c56b61dce2d1..f4e83c86d643 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -1559,7 +1559,8 @@ static int bnx2x_get_module_info(struct net_device *dev, } if (!sff8472_comp || - (diag_type & SFP_EEPROM_DIAG_ADDR_CHANGE_REQ)) { + (diag_type & SFP_EEPROM_DIAG_ADDR_CHANGE_REQ) || + !(diag_type & SFP_EEPROM_DDM_IMPLEMENTED)) { modinfo->type = ETH_MODULE_SFF_8079; modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; } else { diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h index b7d251108c19..7115f5025664 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h @@ -62,6 +62,7 @@ #define SFP_EEPROM_DIAG_TYPE_ADDR 0x5c #define SFP_EEPROM_DIAG_TYPE_SIZE 1 #define SFP_EEPROM_DIAG_ADDR_CHANGE_REQ (1<<2) +#define SFP_EEPROM_DDM_IMPLEMENTED (1<<6) #define SFP_EEPROM_SFF_8472_COMP_ADDR 0x5e #define SFP_EEPROM_SFF_8472_COMP_SIZE 1 diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 403fa8d98aa3..026c72e62c18 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -3532,6 +3532,16 @@ static void bnx2x_drv_info_iscsi_stat(struct bnx2x *bp) */ static void bnx2x_config_mf_bw(struct bnx2x *bp) { + /* Workaround for MFW bug. + * MFW is not supposed to generate BW attention in + * single function mode. + */ + if (!IS_MF(bp)) { + DP(BNX2X_MSG_MCP, + "Ignoring MF BW config in single function mode\n"); + return; + } + if (bp->link_vars.link_up) { bnx2x_cmng_fns_init(bp, true, CMNG_FNS_MINMAX); bnx2x_link_sync_notify(bp); @@ -9932,10 +9942,18 @@ static void bnx2x_recovery_failed(struct bnx2x *bp) */ static void bnx2x_parity_recover(struct bnx2x *bp) { - bool global = false; u32 error_recovered, error_unrecovered; - bool is_parity; + bool is_parity, global = false; +#ifdef CONFIG_BNX2X_SRIOV + int vf_idx; + + for (vf_idx = 0; vf_idx < bp->requested_nr_virtfn; vf_idx++) { + struct bnx2x_virtf *vf = BP_VF(bp, vf_idx); + if (vf) + vf->state = VF_LOST; + } +#endif DP(NETIF_MSG_HW, "Handling parity\n"); while (1) { switch (bp->recovery_state) { @@ -12824,6 +12842,24 @@ static netdev_features_t bnx2x_features_check(struct sk_buff *skb, struct net_device *dev, netdev_features_t features) { + /* + * A skb with gso_size + header length > 9700 will cause a + * firmware panic. Drop GSO support. + * + * Eventually the upper layer should not pass these packets down. + * + * For speed, if the gso_size is <= 9000, assume there will + * not be 700 bytes of headers and pass it through. Only do a + * full (slow) validation if the gso_size is > 9000. + * + * (Due to the way SKB_BY_FRAGS works this will also do a full + * validation in that case.) + */ + if (unlikely(skb_is_gso(skb) && + (skb_shinfo(skb)->gso_size > 9000) && + !skb_gso_validate_mac_len(skb, 9700))) + features &= ~NETIF_F_GSO_MASK; + features = vlan_features_check(skb, features); return vxlan_features_check(skb, features); } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index 5780830f78ad..55a7774e8ef5 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -2384,15 +2384,21 @@ static int bnx2x_set_pf_tx_switching(struct bnx2x *bp, bool enable) /* send the ramrod on all the queues of the PF */ for_each_eth_queue(bp, i) { struct bnx2x_fastpath *fp = &bp->fp[i]; + int tx_idx; /* Set the appropriate Queue object */ q_params.q_obj = &bnx2x_sp_obj(bp, fp).q_obj; - /* Update the Queue state */ - rc = bnx2x_queue_state_change(bp, &q_params); - if (rc) { - BNX2X_ERR("Failed to configure Tx switching\n"); - return rc; + for (tx_idx = FIRST_TX_COS_INDEX; + tx_idx < fp->max_cos; tx_idx++) { + q_params.params.update.cid_index = tx_idx; + + /* Update the Queue state */ + rc = bnx2x_queue_state_change(bp, &q_params); + if (rc) { + BNX2X_ERR("Failed to configure Tx switching\n"); + return rc; + } } } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h index 6f6f13dc2be3..ab8339594cd3 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h @@ -139,6 +139,7 @@ struct bnx2x_virtf { #define VF_ACQUIRED 1 /* VF acquired, but not initialized */ #define VF_ENABLED 2 /* VF Enabled */ #define VF_RESET 3 /* VF FLR'd, pending cleanup */ +#define VF_LOST 4 /* Recovery while VFs are loaded */ bool flr_clnup_stage; /* true during flr cleanup */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c index a12a4236b143..e9fc3b09dba8 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c @@ -2095,6 +2095,18 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf, { int i; + if (vf->state == VF_LOST) { + /* Just ack the FW and return if VFs are lost + * in case of parity error. VFs are supposed to be timedout + * on waiting for PF response. + */ + DP(BNX2X_MSG_IOV, + "VF 0x%x lost, not handling the request\n", vf->abs_vfid); + + storm_memset_vf_mbx_ack(bp, vf->abs_vfid); + return; + } + /* check if tlv type is known */ if (bnx2x_tlv_supported(mbx->first_tlv.tl.type)) { /* Lock the per vf op mutex and note the locker's identity. diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 00bd7be85679..81282b811a6c 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -1140,6 +1140,8 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_napi *bnapi, u32 *raw_cons, skb = bnxt_copy_skb(bnapi, data, len, dma_addr); bnxt_reuse_rx_data(rxr, cons, data); if (!skb) { + if (agg_bufs) + bnxt_reuse_rx_agg_bufs(bnapi, cp_cons, agg_bufs); rc = -ENOMEM; goto next_rx; } @@ -4957,8 +4959,15 @@ static int bnxt_cfg_rx_mode(struct bnxt *bp) skip_uc: rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, 0); + if (rc && vnic->mc_list_count) { + netdev_info(bp->dev, "Failed setting MC filters rc: %d, turning on ALL_MCAST mode\n", + rc); + vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_ALL_MCAST; + vnic->mc_list_count = 0; + rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, 0); + } if (rc) - netdev_err(bp->dev, "HWRM cfa l2 rx mask failure rc: %x\n", + netdev_err(bp->dev, "HWRM cfa l2 rx mask failure rc: %d\n", rc); return rc; diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 74dd48f2bd89..34fae5576b60 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1074,7 +1074,7 @@ static int bcmgenet_power_down(struct bcmgenet_priv *priv, break; } - return 0; + return ret; } static void bcmgenet_power_up(struct bcmgenet_priv *priv, @@ -3090,39 +3090,42 @@ static void bcmgenet_timeout(struct net_device *dev) netif_tx_wake_all_queues(dev); } -#define MAX_MC_COUNT 16 +#define MAX_MDF_FILTER 17 static inline void bcmgenet_set_mdf_addr(struct bcmgenet_priv *priv, unsigned char *addr, - int *i, - int *mc) + int *i) { - u32 reg; - bcmgenet_umac_writel(priv, addr[0] << 8 | addr[1], UMAC_MDF_ADDR + (*i * 4)); bcmgenet_umac_writel(priv, addr[2] << 24 | addr[3] << 16 | addr[4] << 8 | addr[5], UMAC_MDF_ADDR + ((*i + 1) * 4)); - reg = bcmgenet_umac_readl(priv, UMAC_MDF_CTRL); - reg |= (1 << (MAX_MC_COUNT - *mc)); - bcmgenet_umac_writel(priv, reg, UMAC_MDF_CTRL); *i += 2; - (*mc)++; } static void bcmgenet_set_rx_mode(struct net_device *dev) { struct bcmgenet_priv *priv = netdev_priv(dev); struct netdev_hw_addr *ha; - int i, mc; + int i, nfilter; u32 reg; netif_dbg(priv, hw, dev, "%s: %08X\n", __func__, dev->flags); - /* Promiscuous mode */ + /* Number of filters needed */ + nfilter = netdev_uc_count(dev) + netdev_mc_count(dev) + 2; + + /* + * Turn on promicuous mode for three scenarios + * 1. IFF_PROMISC flag is set + * 2. IFF_ALLMULTI flag is set + * 3. The number of filters needed exceeds the number filters + * supported by the hardware. + */ reg = bcmgenet_umac_readl(priv, UMAC_CMD); - if (dev->flags & IFF_PROMISC) { + if ((dev->flags & (IFF_PROMISC | IFF_ALLMULTI)) || + (nfilter > MAX_MDF_FILTER)) { reg |= CMD_PROMISC; bcmgenet_umac_writel(priv, reg, UMAC_CMD); bcmgenet_umac_writel(priv, 0, UMAC_MDF_CTRL); @@ -3132,32 +3135,24 @@ static void bcmgenet_set_rx_mode(struct net_device *dev) bcmgenet_umac_writel(priv, reg, UMAC_CMD); } - /* UniMac doesn't support ALLMULTI */ - if (dev->flags & IFF_ALLMULTI) { - netdev_warn(dev, "ALLMULTI is not supported\n"); - return; - } - /* update MDF filter */ i = 0; - mc = 0; /* Broadcast */ - bcmgenet_set_mdf_addr(priv, dev->broadcast, &i, &mc); + bcmgenet_set_mdf_addr(priv, dev->broadcast, &i); /* my own address.*/ - bcmgenet_set_mdf_addr(priv, dev->dev_addr, &i, &mc); - /* Unicast list*/ - if (netdev_uc_count(dev) > (MAX_MC_COUNT - mc)) - return; + bcmgenet_set_mdf_addr(priv, dev->dev_addr, &i); - if (!netdev_uc_empty(dev)) - netdev_for_each_uc_addr(ha, dev) - bcmgenet_set_mdf_addr(priv, ha->addr, &i, &mc); - /* Multicast */ - if (netdev_mc_empty(dev) || netdev_mc_count(dev) >= (MAX_MC_COUNT - mc)) - return; + /* Unicast */ + netdev_for_each_uc_addr(ha, dev) + bcmgenet_set_mdf_addr(priv, ha->addr, &i); + /* Multicast */ netdev_for_each_mc_addr(ha, dev) - bcmgenet_set_mdf_addr(priv, ha->addr, &i, &mc); + bcmgenet_set_mdf_addr(priv, ha->addr, &i); + + /* Enable filters */ + reg = GENMASK(MAX_MDF_FILTER - 1, MAX_MDF_FILTER - nfilter); + bcmgenet_umac_writel(priv, reg, UMAC_MDF_CTRL); } /* Set the hardware MAC address. */ diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index ce20bc939b38..e651845c6605 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -362,6 +362,7 @@ struct bcmgenet_mib_counters { #define EXT_ENERGY_DET_MASK (1 << 12) #define EXT_RGMII_OOB_CTRL 0x0C +#define RGMII_MODE_EN_V123 (1 << 0) #define RGMII_LINK (1 << 4) #define OOB_DISABLE (1 << 5) #define RGMII_MODE_EN (1 << 6) diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 0565efad6e6e..3ad016f500b5 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -328,7 +328,11 @@ int bcmgenet_mii_config(struct net_device *dev) */ if (priv->ext_phy) { reg = bcmgenet_ext_readl(priv, EXT_RGMII_OOB_CTRL); - reg |= RGMII_MODE_EN | id_mode_dis; + reg |= id_mode_dis; + if (GENET_IS_V1(priv) || GENET_IS_V2(priv) || GENET_IS_V3(priv)) + reg |= RGMII_MODE_EN_V123; + else + reg |= RGMII_MODE_EN; bcmgenet_ext_writel(priv, reg, EXT_RGMII_OOB_CTRL); } @@ -342,11 +346,12 @@ int bcmgenet_mii_probe(struct net_device *dev) struct bcmgenet_priv *priv = netdev_priv(dev); struct device_node *dn = priv->pdev->dev.of_node; struct phy_device *phydev; - u32 phy_flags; + u32 phy_flags = 0; int ret; /* Communicate the integrated PHY revision */ - phy_flags = priv->gphy_rev; + if (priv->internal_phy) + phy_flags = priv->gphy_rev; /* Initialize link state variables that bcmgenet_mii_setup() uses */ priv->old_link = -1; diff --git a/drivers/net/ethernet/broadcom/sb1250-mac.c b/drivers/net/ethernet/broadcom/sb1250-mac.c index f557a2aaec23..73a7c8a50470 100644 --- a/drivers/net/ethernet/broadcom/sb1250-mac.c +++ b/drivers/net/ethernet/broadcom/sb1250-mac.c @@ -300,7 +300,7 @@ static enum sbmac_state sbmac_set_channel_state(struct sbmac_softc *, static void sbmac_promiscuous_mode(struct sbmac_softc *sc, int onoff); static uint64_t sbmac_addr2reg(unsigned char *ptr); static irqreturn_t sbmac_intr(int irq, void *dev_instance); -static int sbmac_start_tx(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t sbmac_start_tx(struct sk_buff *skb, struct net_device *dev); static void sbmac_setmulti(struct sbmac_softc *sc); static int sbmac_init(struct platform_device *pldev, long long base); static int sbmac_set_speed(struct sbmac_softc *s, enum sbmac_speed speed); @@ -2033,7 +2033,7 @@ static irqreturn_t sbmac_intr(int irq,void *dev_instance) * Return value: * nothing ********************************************************************* */ -static int sbmac_start_tx(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t sbmac_start_tx(struct sk_buff *skb, struct net_device *dev) { struct sbmac_softc *sc = netdev_priv(dev); unsigned long flags; diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 085f77f273ba..75bdb6aad352 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -2275,14 +2275,14 @@ static int macb_clk_init(struct platform_device *pdev, struct clk **pclk, *pclk = devm_clk_get(&pdev->dev, "pclk"); if (IS_ERR(*pclk)) { err = PTR_ERR(*pclk); - dev_err(&pdev->dev, "failed to get macb_clk (%u)\n", err); + dev_err(&pdev->dev, "failed to get macb_clk (%d)\n", err); return err; } *hclk = devm_clk_get(&pdev->dev, "hclk"); if (IS_ERR(*hclk)) { err = PTR_ERR(*hclk); - dev_err(&pdev->dev, "failed to get hclk (%u)\n", err); + dev_err(&pdev->dev, "failed to get hclk (%d)\n", err); return err; } @@ -2292,19 +2292,19 @@ static int macb_clk_init(struct platform_device *pdev, struct clk **pclk, err = clk_prepare_enable(*pclk); if (err) { - dev_err(&pdev->dev, "failed to enable pclk (%u)\n", err); + dev_err(&pdev->dev, "failed to enable pclk (%d)\n", err); return err; } err = clk_prepare_enable(*hclk); if (err) { - dev_err(&pdev->dev, "failed to enable hclk (%u)\n", err); + dev_err(&pdev->dev, "failed to enable hclk (%d)\n", err); goto err_disable_pclk; } err = clk_prepare_enable(*tx_clk); if (err) { - dev_err(&pdev->dev, "failed to enable tx_clk (%u)\n", err); + dev_err(&pdev->dev, "failed to enable tx_clk (%d)\n", err); goto err_disable_hclk; } @@ -2704,7 +2704,7 @@ static int at91ether_clk_init(struct platform_device *pdev, struct clk **pclk, err = clk_prepare_enable(*pclk); if (err) { - dev_err(&pdev->dev, "failed to enable pclk (%u)\n", err); + dev_err(&pdev->dev, "failed to enable pclk (%d)\n", err); return err; } diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c index 3dd4c39640dc..f40eefd1b378 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c @@ -2437,6 +2437,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) if (!is_offload(adapter)) return -EOPNOTSUPP; + if (!capable(CAP_NET_ADMIN)) + return -EPERM; if (!(adapter->flags & FULL_INIT_DONE)) return -EIO; /* need the memory controllers */ if (copy_from_user(&t, useraddr, sizeof(t))) @@ -3260,7 +3262,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (!adapter->regs) { dev_err(&pdev->dev, "cannot map device registers\n"); err = -ENOMEM; - goto out_free_adapter; + goto out_free_adapter_nofail; } adapter->pdev = pdev; @@ -3378,6 +3380,9 @@ out_free_dev: if (adapter->port[i]) free_netdev(adapter->port[i]); +out_free_adapter_nofail: + kfree_skb(adapter->nofail_skb); + out_free_adapter: kfree(adapter); diff --git a/drivers/net/ethernet/chelsio/cxgb3/l2t.h b/drivers/net/ethernet/chelsio/cxgb3/l2t.h index 8cffcdfd5678..38b5858c335a 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/l2t.h +++ b/drivers/net/ethernet/chelsio/cxgb3/l2t.h @@ -75,8 +75,8 @@ struct l2t_data { struct l2t_entry *rover; /* starting point for next allocation */ atomic_t nfree; /* number of free entries */ rwlock_t lock; - struct l2t_entry l2tab[0]; struct rcu_head rcu_head; /* to handle rcu cleanup */ + struct l2t_entry l2tab[]; }; typedef void (*arp_failure_handler_func)(struct t3cdev * dev, diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c index 052c660aca80..658609c1bdab 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c @@ -266,8 +266,8 @@ void cxgb4_dcb_handle_fw_update(struct adapter *adap, enum cxgb4_dcb_state_input input = ((pcmd->u.dcb.control.all_syncd_pkd & FW_PORT_CMD_ALL_SYNCD_F) - ? CXGB4_DCB_STATE_FW_ALLSYNCED - : CXGB4_DCB_STATE_FW_INCOMPLETE); + ? CXGB4_DCB_INPUT_FW_ALLSYNCED + : CXGB4_DCB_INPUT_FW_INCOMPLETE); if (dcb->dcb_version != FW_PORT_DCB_VER_UNKNOWN) { dcb_running_version = FW_PORT_CMD_DCB_VERSION_G( diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h index ccf24d3dc982..2c418c405c50 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h @@ -67,7 +67,7 @@ do { \ if ((__dcb)->dcb_version == FW_PORT_DCB_VER_IEEE) \ cxgb4_dcb_state_fsm((__dev), \ - CXGB4_DCB_STATE_FW_ALLSYNCED); \ + CXGB4_DCB_INPUT_FW_ALLSYNCED); \ } while (0) /* States we can be in for a port's Data Center Bridging. diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 4269944c5db5..54d5e53e94af 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -66,8 +66,7 @@ static void *seq_tab_start(struct seq_file *seq, loff_t *pos) static void *seq_tab_next(struct seq_file *seq, void *v, loff_t *pos) { v = seq_tab_get_idx(seq->private, *pos + 1); - if (v) - ++*pos; + ++(*pos); return v; } @@ -2673,8 +2672,10 @@ static ssize_t blocked_fl_write(struct file *filp, const char __user *ubuf, return -ENOMEM; err = bitmap_parse_user(ubuf, count, t, adap->sge.egr_sz); - if (err) + if (err) { + kvfree(t); return err; + } bitmap_copy(adap->sge.blocked_fl, t, adap->sge.egr_sz); t4_free_mem(t); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index a3e1498ca67c..3b96622de8ff 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -5061,15 +5061,24 @@ static int __init cxgb4_init_module(void) ret = pci_register_driver(&cxgb4_driver); if (ret < 0) - debugfs_remove(cxgb4_debugfs_root); + goto err_pci; #if IS_ENABLED(CONFIG_IPV6) if (!inet6addr_registered) { - register_inet6addr_notifier(&cxgb4_inet6addr_notifier); - inet6addr_registered = true; + ret = register_inet6addr_notifier(&cxgb4_inet6addr_notifier); + if (ret) + pci_unregister_driver(&cxgb4_driver); + else + inet6addr_registered = true; } #endif + if (ret == 0) + return ret; + +err_pci: + debugfs_remove(cxgb4_debugfs_root); + return ret; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/l2t.c b/drivers/net/ethernet/chelsio/cxgb4/l2t.c index ac27898c6ab0..e7bdaad6ed0f 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/l2t.c +++ b/drivers/net/ethernet/chelsio/cxgb4/l2t.c @@ -604,8 +604,7 @@ static void *l2t_seq_start(struct seq_file *seq, loff_t *pos) static void *l2t_seq_next(struct seq_file *seq, void *v, loff_t *pos) { v = l2t_get_idx(seq, *pos); - if (v) - ++*pos; + ++(*pos); return v; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index de23f23b41de..832ad1bd1f29 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -3482,7 +3482,7 @@ int t4_fwcache(struct adapter *adap, enum fw_params_param_dev_fwcache op) c.param[0].mnem = cpu_to_be32(FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) | FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_DEV_FWCACHE)); - c.param[0].val = (__force __be32)op; + c.param[0].val = cpu_to_be32(op); return t4_wr_mbox(adap, adap->mbox, &c, sizeof(c), NULL); } diff --git a/drivers/net/ethernet/cirrus/ep93xx_eth.c b/drivers/net/ethernet/cirrus/ep93xx_eth.c index de9f7c97d916..796ee362ad70 100644 --- a/drivers/net/ethernet/cirrus/ep93xx_eth.c +++ b/drivers/net/ethernet/cirrus/ep93xx_eth.c @@ -776,6 +776,7 @@ static int ep93xx_eth_remove(struct platform_device *pdev) { struct net_device *dev; struct ep93xx_priv *ep; + struct resource *mem; dev = platform_get_drvdata(pdev); if (dev == NULL) @@ -791,8 +792,8 @@ static int ep93xx_eth_remove(struct platform_device *pdev) iounmap(ep->base_addr); if (ep->res != NULL) { - release_resource(ep->res); - kfree(ep->res); + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(mem->start, resource_size(mem)); } free_netdev(dev); diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 9ef4caa4b84d..3c20d0dc9256 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -120,7 +120,7 @@ static void enic_init_affinity_hint(struct enic *enic) for (i = 0; i < enic->intr_count; i++) { if (enic_is_err_intr(enic, i) || enic_is_notify_intr(enic, i) || - (enic->msix[i].affinity_mask && + (cpumask_available(enic->msix[i].affinity_mask) && !cpumask_empty(enic->msix[i].affinity_mask))) continue; if (zalloc_cpumask_var(&enic->msix[i].affinity_mask, @@ -149,7 +149,7 @@ static void enic_set_affinity_hint(struct enic *enic) for (i = 0; i < enic->intr_count; i++) { if (enic_is_err_intr(enic, i) || enic_is_notify_intr(enic, i) || - !enic->msix[i].affinity_mask || + !cpumask_available(enic->msix[i].affinity_mask) || cpumask_empty(enic->msix[i].affinity_mask)) continue; err = irq_set_affinity_hint(enic->msix_entry[i].vector, @@ -162,7 +162,7 @@ static void enic_set_affinity_hint(struct enic *enic) for (i = 0; i < enic->wq_count; i++) { int wq_intr = enic_msix_wq_intr(enic, i); - if (enic->msix[wq_intr].affinity_mask && + if (cpumask_available(enic->msix[wq_intr].affinity_mask) && !cpumask_empty(enic->msix[wq_intr].affinity_mask)) netif_set_xps_queue(enic->netdev, enic->msix[wq_intr].affinity_mask, diff --git a/drivers/net/ethernet/dec/tulip/de4x5.c b/drivers/net/ethernet/dec/tulip/de4x5.c index 3acde3b9b767..7799cf33cc6e 100644 --- a/drivers/net/ethernet/dec/tulip/de4x5.c +++ b/drivers/net/ethernet/dec/tulip/de4x5.c @@ -2106,7 +2106,6 @@ static struct eisa_driver de4x5_eisa_driver = { .remove = de4x5_eisa_remove, } }; -MODULE_DEVICE_TABLE(eisa, de4x5_eisa_ids); #endif #ifdef CONFIG_PCI diff --git a/drivers/net/ethernet/dec/tulip/dmfe.c b/drivers/net/ethernet/dec/tulip/dmfe.c index afd8e78e024e..ff5cae052c40 100644 --- a/drivers/net/ethernet/dec/tulip/dmfe.c +++ b/drivers/net/ethernet/dec/tulip/dmfe.c @@ -2228,15 +2228,16 @@ static int __init dmfe_init_module(void) if (cr6set) dmfe_cr6_user_set = cr6set; - switch(mode) { - case DMFE_10MHF: + switch (mode) { + case DMFE_10MHF: case DMFE_100MHF: case DMFE_10MFD: case DMFE_100MFD: case DMFE_1M_HPNA: dmfe_media_mode = mode; break; - default:dmfe_media_mode = DMFE_AUTO; + default: + dmfe_media_mode = DMFE_AUTO; break; } diff --git a/drivers/net/ethernet/dec/tulip/uli526x.c b/drivers/net/ethernet/dec/tulip/uli526x.c index 447d09272ab7..7e0e36a3270c 100644 --- a/drivers/net/ethernet/dec/tulip/uli526x.c +++ b/drivers/net/ethernet/dec/tulip/uli526x.c @@ -1813,8 +1813,8 @@ static int __init uli526x_init_module(void) if (cr6set) uli526x_cr6_user_set = cr6set; - switch (mode) { - case ULI526X_10MHF: + switch (mode) { + case ULI526X_10MHF: case ULI526X_100MHF: case ULI526X_10MFD: case ULI526X_100MFD: diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c index 734f655c99c1..4e5646b3da09 100644 --- a/drivers/net/ethernet/emulex/benet/be_ethtool.c +++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c @@ -868,7 +868,7 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data) { struct be_adapter *adapter = netdev_priv(netdev); - int status; + int status, cnt; u8 link_status = 0; if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) { @@ -879,6 +879,9 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test, memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM); + /* check link status before offline tests */ + link_status = netif_carrier_ok(netdev); + if (test->flags & ETH_TEST_FL_OFFLINE) { if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0) test->flags |= ETH_TEST_FL_FAILED; @@ -899,13 +902,26 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test, test->flags |= ETH_TEST_FL_FAILED; } - status = be_cmd_link_status_query(adapter, NULL, &link_status, 0); - if (status) { - test->flags |= ETH_TEST_FL_FAILED; - data[4] = -1; - } else if (!link_status) { + /* link status was down prior to test */ + if (!link_status) { test->flags |= ETH_TEST_FL_FAILED; data[4] = 1; + return; + } + + for (cnt = 10; cnt; cnt--) { + status = be_cmd_link_status_query(adapter, NULL, &link_status, + 0); + if (status) { + test->flags |= ETH_TEST_FL_FAILED; + data[4] = -1; + break; + } + + if (link_status) + break; + + msleep_interruptible(500); } } @@ -1050,7 +1066,7 @@ static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type); break; case ETHTOOL_GRXRINGS: - cmd->data = adapter->num_rx_qs - 1; + cmd->data = adapter->num_rx_qs; break; default: return -EINVAL; diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 26255862d1cf..7524a33b7032 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -4307,8 +4307,12 @@ int be_update_queues(struct be_adapter *adapter) struct net_device *netdev = adapter->netdev; int status; - if (netif_running(netdev)) + if (netif_running(netdev)) { + /* device cannot transmit now, avoid dev_watchdog timeouts */ + netif_carrier_off(netdev); + be_close(netdev); + } be_cancel_worker(adapter); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 145fbcdc0cdd..53f3390043f2 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1710,10 +1710,10 @@ static void fec_get_mac(struct net_device *ndev) */ if (!is_valid_ether_addr(iap)) { /* Report it and use a random ethernet address instead */ - netdev_err(ndev, "Invalid MAC address: %pM\n", iap); + dev_err(&fep->pdev->dev, "Invalid MAC address: %pM\n", iap); eth_hw_addr_random(ndev); - netdev_info(ndev, "Using random MAC address: %pM\n", - ndev->dev_addr); + dev_info(&fep->pdev->dev, "Using random MAC address: %pM\n", + ndev->dev_addr); return; } diff --git a/drivers/net/ethernet/freescale/ucc_geth_ethtool.c b/drivers/net/ethernet/freescale/ucc_geth_ethtool.c index 89714f5e0dfc..c8b9a73d6b1b 100644 --- a/drivers/net/ethernet/freescale/ucc_geth_ethtool.c +++ b/drivers/net/ethernet/freescale/ucc_geth_ethtool.c @@ -253,14 +253,12 @@ uec_set_ringparam(struct net_device *netdev, return -EINVAL; } + if (netif_running(netdev)) + return -EBUSY; + ug_info->bdRingLenRx[queue] = ring->rx_pending; ug_info->bdRingLenTx[queue] = ring->tx_pending; - if (netif_running(netdev)) { - /* FIXME: restart automatically */ - netdev_info(netdev, "Please re-open the interface\n"); - } - return ret; } diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c index 7b8fe866f603..a15b4a97c172 100644 --- a/drivers/net/ethernet/freescale/xgmac_mdio.c +++ b/drivers/net/ethernet/freescale/xgmac_mdio.c @@ -49,6 +49,7 @@ struct tgec_mdio_controller { struct mdio_fsl_priv { struct tgec_mdio_controller __iomem *mdio_base; bool is_little_endian; + bool has_a011043; }; static u32 xgmac_read32(void __iomem *regs, @@ -226,7 +227,8 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum) return ret; /* Return all Fs if nothing was there */ - if (xgmac_read32(®s->mdio_stat, endian) & MDIO_STAT_RD_ER) { + if ((xgmac_read32(®s->mdio_stat, endian) & MDIO_STAT_RD_ER) && + !priv->has_a011043) { dev_err(&bus->dev, "Error while reading PHY%d reg at %d.%hhu\n", phy_id, dev_addr, regnum); @@ -277,6 +279,9 @@ static int xgmac_mdio_probe(struct platform_device *pdev) else priv->is_little_endian = false; + priv->has_a011043 = of_property_read_bool(pdev->dev.of_node, + "fsl,erratum-a011043"); + ret = of_mdiobus_register(bus, np); if (ret) { dev_err(&pdev->dev, "cannot register MDIO bus\n"); diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c index 60c727b0b7ab..09c51220b5ca 100644 --- a/drivers/net/ethernet/hisilicon/hip04_eth.c +++ b/drivers/net/ethernet/hisilicon/hip04_eth.c @@ -157,6 +157,7 @@ struct hip04_priv { unsigned int reg_inten; struct napi_struct napi; + struct device *dev; struct net_device *ndev; struct tx_desc *tx_desc; @@ -173,6 +174,7 @@ struct hip04_priv { dma_addr_t rx_phys[RX_DESC_NUM]; unsigned int rx_head; unsigned int rx_buf_size; + unsigned int rx_cnt_remaining; struct device_node *phy_node; struct phy_device *phy; @@ -185,7 +187,7 @@ struct hip04_priv { static inline unsigned int tx_count(unsigned int head, unsigned int tail) { - return (head - tail) % (TX_DESC_NUM - 1); + return (head - tail) % TX_DESC_NUM; } static void hip04_config_port(struct net_device *ndev, u32 speed, u32 duplex) @@ -387,7 +389,7 @@ static int hip04_tx_reclaim(struct net_device *ndev, bool force) } if (priv->tx_phys[tx_tail]) { - dma_unmap_single(&ndev->dev, priv->tx_phys[tx_tail], + dma_unmap_single(priv->dev, priv->tx_phys[tx_tail], priv->tx_skb[tx_tail]->len, DMA_TO_DEVICE); priv->tx_phys[tx_tail] = 0; @@ -437,8 +439,8 @@ static int hip04_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) return NETDEV_TX_BUSY; } - phys = dma_map_single(&ndev->dev, skb->data, skb->len, DMA_TO_DEVICE); - if (dma_mapping_error(&ndev->dev, phys)) { + phys = dma_map_single(priv->dev, skb->data, skb->len, DMA_TO_DEVICE); + if (dma_mapping_error(priv->dev, phys)) { dev_kfree_skb(skb); return NETDEV_TX_OK; } @@ -453,9 +455,9 @@ static int hip04_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) skb_tx_timestamp(skb); hip04_set_xmit_desc(priv, phys); - priv->tx_head = TX_NEXT(tx_head); count++; netdev_sent_queue(ndev, skb->len); + priv->tx_head = TX_NEXT(tx_head); stats->tx_bytes += skb->len; stats->tx_packets++; @@ -486,7 +488,6 @@ static int hip04_rx_poll(struct napi_struct *napi, int budget) struct hip04_priv *priv = container_of(napi, struct hip04_priv, napi); struct net_device *ndev = priv->ndev; struct net_device_stats *stats = &ndev->stats; - unsigned int cnt = hip04_recv_cnt(priv); struct rx_desc *desc; struct sk_buff *skb; unsigned char *buf; @@ -497,13 +498,16 @@ static int hip04_rx_poll(struct napi_struct *napi, int budget) u16 len; u32 err; - while (cnt && !last) { + /* clean up tx descriptors */ + tx_remaining = hip04_tx_reclaim(ndev, false); + priv->rx_cnt_remaining += hip04_recv_cnt(priv); + while (priv->rx_cnt_remaining && !last) { buf = priv->rx_buf[priv->rx_head]; skb = build_skb(buf, priv->rx_buf_size); if (unlikely(!skb)) net_dbg_ratelimited("build_skb failed\n"); - dma_unmap_single(&ndev->dev, priv->rx_phys[priv->rx_head], + dma_unmap_single(priv->dev, priv->rx_phys[priv->rx_head], RX_BUF_SIZE, DMA_FROM_DEVICE); priv->rx_phys[priv->rx_head] = 0; @@ -531,20 +535,22 @@ static int hip04_rx_poll(struct napi_struct *napi, int budget) buf = netdev_alloc_frag(priv->rx_buf_size); if (!buf) goto done; - phys = dma_map_single(&ndev->dev, buf, + phys = dma_map_single(priv->dev, buf, RX_BUF_SIZE, DMA_FROM_DEVICE); - if (dma_mapping_error(&ndev->dev, phys)) + if (dma_mapping_error(priv->dev, phys)) goto done; priv->rx_buf[priv->rx_head] = buf; priv->rx_phys[priv->rx_head] = phys; hip04_set_recv_desc(priv, phys); priv->rx_head = RX_NEXT(priv->rx_head); - if (rx >= budget) + if (rx >= budget) { + --priv->rx_cnt_remaining; goto done; + } - if (--cnt == 0) - cnt = hip04_recv_cnt(priv); + if (--priv->rx_cnt_remaining == 0) + priv->rx_cnt_remaining += hip04_recv_cnt(priv); } if (!(priv->reg_inten & RCV_INT)) { @@ -554,8 +560,7 @@ static int hip04_rx_poll(struct napi_struct *napi, int budget) } napi_complete(napi); done: - /* clean up tx descriptors and start a new timer if necessary */ - tx_remaining = hip04_tx_reclaim(ndev, false); + /* start a new timer if necessary */ if (rx < budget && tx_remaining) hip04_start_tx_timer(priv); @@ -630,6 +635,7 @@ static int hip04_mac_open(struct net_device *ndev) int i; priv->rx_head = 0; + priv->rx_cnt_remaining = 0; priv->tx_head = 0; priv->tx_tail = 0; hip04_reset_ppe(priv); @@ -637,9 +643,9 @@ static int hip04_mac_open(struct net_device *ndev) for (i = 0; i < RX_DESC_NUM; i++) { dma_addr_t phys; - phys = dma_map_single(&ndev->dev, priv->rx_buf[i], + phys = dma_map_single(priv->dev, priv->rx_buf[i], RX_BUF_SIZE, DMA_FROM_DEVICE); - if (dma_mapping_error(&ndev->dev, phys)) + if (dma_mapping_error(priv->dev, phys)) return -EIO; priv->rx_phys[i] = phys; @@ -673,7 +679,7 @@ static int hip04_mac_stop(struct net_device *ndev) for (i = 0; i < RX_DESC_NUM; i++) { if (priv->rx_phys[i]) { - dma_unmap_single(&ndev->dev, priv->rx_phys[i], + dma_unmap_single(priv->dev, priv->rx_phys[i], RX_BUF_SIZE, DMA_FROM_DEVICE); priv->rx_phys[i] = 0; } @@ -824,6 +830,7 @@ static int hip04_mac_probe(struct platform_device *pdev) return -ENOMEM; priv = netdev_priv(ndev); + priv->dev = d; priv->ndev = ndev; platform_set_drvdata(pdev, ndev); @@ -943,7 +950,6 @@ static int hip04_remove(struct platform_device *pdev) hip04_free_ring(ndev, d); unregister_netdev(ndev); - free_irq(ndev->irq, ndev); of_node_put(priv->phy_node); cancel_work_sync(&priv->tx_timeout_task); free_netdev(ndev); diff --git a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c index e51892d518ff..761c80eb8a68 100644 --- a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c +++ b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c @@ -951,7 +951,7 @@ static int hix5hd2_dev_probe(struct platform_device *pdev) goto err_free_mdio; priv->phy_mode = of_get_phy_mode(node); - if (priv->phy_mode < 0) { + if ((int)priv->phy_mode < 0) { netdev_err(ndev, "not find phy-mode\n"); ret = -EINVAL; goto err_mdiobus; diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c index b3645297477e..3ce41efe8a94 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.c +++ b/drivers/net/ethernet/hisilicon/hns/hnae.c @@ -144,7 +144,6 @@ out_buffer_fail: /* free desc along with its attached buffer */ static void hnae_free_desc(struct hnae_ring *ring) { - hnae_free_buffers(ring); dma_unmap_single(ring_to_dev(ring), ring->desc_dma_addr, ring->desc_num * sizeof(ring->desc[0]), ring_to_dma_dir(ring)); @@ -177,6 +176,9 @@ static int hnae_alloc_desc(struct hnae_ring *ring) /* fini ring, also free the buffer for the ring */ static void hnae_fini_ring(struct hnae_ring *ring) { + if (is_rx_ring(ring)) + hnae_free_buffers(ring); + hnae_free_desc(ring); kfree(ring->desc_cb); ring->desc_cb = NULL; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 2fa54b0b0679..6d649e7b45a9 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -28,9 +28,6 @@ #define SERVICE_TIMER_HZ (1 * HZ) -#define NIC_TX_CLEAN_MAX_NUM 256 -#define NIC_RX_CLEAN_MAX_NUM 64 - #define RCB_IRQ_NOT_INITED 0 #define RCB_IRQ_INITED 1 @@ -1408,7 +1405,7 @@ static int hns_nic_init_ring_data(struct hns_nic_priv *priv) rd->fini_process = hns_nic_tx_fini_pro; netif_napi_add(priv->netdev, &rd->napi, - hns_nic_common_poll, NIC_TX_CLEAN_MAX_NUM); + hns_nic_common_poll, NAPI_POLL_WEIGHT); rd->ring->irq_init_flag = RCB_IRQ_NOT_INITED; } for (i = h->q_num; i < h->q_num * 2; i++) { @@ -1420,7 +1417,7 @@ static int hns_nic_init_ring_data(struct hns_nic_priv *priv) rd->fini_process = hns_nic_rx_fini_pro; netif_napi_add(priv->netdev, &rd->napi, - hns_nic_common_poll, NIC_RX_CLEAN_MAX_NUM); + hns_nic_common_poll, NAPI_POLL_WEIGHT); rd->ring->irq_init_flag = RCB_IRQ_NOT_INITED; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c index 4b91eb70c683..a2f2db58b5ab 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c @@ -351,6 +351,7 @@ static int __lb_setup(struct net_device *ndev, static int __lb_up(struct net_device *ndev, enum hnae_loop loop_mode) { +#define NIC_LB_TEST_WAIT_PHY_LINK_TIME 300 struct hns_nic_priv *priv = netdev_priv(ndev); struct hnae_handle *h = priv->ae_handle; int speed, duplex; @@ -389,6 +390,9 @@ static int __lb_up(struct net_device *ndev, h->dev->ops->adjust_link(h, speed, duplex); + /* wait adjust link done and phy ready */ + msleep(NIC_LB_TEST_WAIT_PHY_LINK_TIME); + return 0; } diff --git a/drivers/net/ethernet/hisilicon/hns_mdio.c b/drivers/net/ethernet/hisilicon/hns_mdio.c index 6ff13c559e52..09fcc821b7da 100644 --- a/drivers/net/ethernet/hisilicon/hns_mdio.c +++ b/drivers/net/ethernet/hisilicon/hns_mdio.c @@ -156,11 +156,15 @@ static int mdio_sc_cfg_reg_write(struct hns_mdio_device *mdio_dev, { u32 time_cnt; u32 reg_value; + int ret; regmap_write(mdio_dev->subctrl_vbase, cfg_reg, set_val); for (time_cnt = MDIO_TIMEOUT; time_cnt; time_cnt--) { - regmap_read(mdio_dev->subctrl_vbase, st_reg, ®_value); + ret = regmap_read(mdio_dev->subctrl_vbase, st_reg, ®_value); + if (ret) + return ret; + reg_value &= st_msk; if ((!!check_st) == (!!reg_value)) break; diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index 2a0dc127df3f..fdbba588c6db 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -1477,7 +1477,7 @@ static int ehea_init_port_res(struct ehea_port *port, struct ehea_port_res *pr, memset(pr, 0, sizeof(struct ehea_port_res)); - pr->tx_bytes = rx_bytes; + pr->tx_bytes = tx_bytes; pr->tx_packets = tx_packets; pr->rx_bytes = rx_bytes; pr->rx_packets = rx_packets; @@ -3183,6 +3183,7 @@ static ssize_t ehea_probe_port(struct device *dev, if (ehea_add_adapter_mr(adapter)) { pr_err("creating MR failed\n"); + of_node_put(eth_dn); return -EIO; } diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index 70b3253e7ed5..b46fc37c1a94 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -1555,7 +1555,7 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id) struct net_device *netdev; struct ibmveth_adapter *adapter; unsigned char *mac_addr_p; - unsigned int *mcastFilterSize_p; + __be32 *mcastFilterSize_p; long ret; unsigned long ret_attr; @@ -1577,8 +1577,9 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id) return -EINVAL; } - mcastFilterSize_p = (unsigned int *)vio_get_attribute(dev, - VETH_MCAST_FILTER_SIZE, NULL); + mcastFilterSize_p = (__be32 *)vio_get_attribute(dev, + VETH_MCAST_FILTER_SIZE, + NULL); if (!mcastFilterSize_p) { dev_err(&dev->dev, "Can't find VETH_MCAST_FILTER_SIZE " "attribute\n"); @@ -1595,7 +1596,7 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id) adapter->vdev = dev; adapter->netdev = netdev; - adapter->mcastFilterSize = *mcastFilterSize_p; + adapter->mcastFilterSize = be32_to_cpu(*mcastFilterSize_p); adapter->pool_config = 0; netif_napi_add(netdev, &adapter->napi, ibmveth_poll, 16); diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c index 068789e694c9..93c29094ceff 100644 --- a/drivers/net/ethernet/intel/e100.c +++ b/drivers/net/ethernet/intel/e100.c @@ -1370,8 +1370,8 @@ static inline int e100_load_ucode_wait(struct nic *nic) fw = e100_request_firmware(nic); /* If it's NULL, then no ucode is required */ - if (!fw || IS_ERR(fw)) - return PTR_ERR(fw); + if (IS_ERR_OR_NULL(fw)) + return PTR_ERR_OR_ZERO(fw); if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode))) netif_err(nic, probe, nic->netdev, diff --git a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c index d70b2e5d5222..cbb0bdf85177 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c +++ b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c @@ -628,6 +628,7 @@ static int e1000_set_ringparam(struct net_device *netdev, for (i = 0; i < adapter->num_rx_queues; i++) rxdr[i].count = rxdr->count; + err = 0; if (netif_running(adapter->netdev)) { /* Try to get new resources before deleting old */ err = e1000_setup_all_rx_resources(adapter); @@ -648,14 +649,13 @@ static int e1000_set_ringparam(struct net_device *netdev, adapter->rx_ring = rxdr; adapter->tx_ring = txdr; err = e1000_up(adapter); - if (err) - goto err_setup; } kfree(tx_old); kfree(rx_old); clear_bit(__E1000_RESETTING, &adapter->flags); - return 0; + return err; + err_setup_tx: e1000_free_all_rx_resources(adapter); err_setup_rx: @@ -667,7 +667,6 @@ err_alloc_rx: err_alloc_tx: if (netif_running(adapter->netdev)) e1000_up(adapter); -err_setup: clear_bit(__E1000_RESETTING, &adapter->flags); return err; } diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 6369d88b81c1..7d64edeb1830 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -2131,7 +2131,7 @@ static int e1000_request_msix(struct e1000_adapter *adapter) if (strlen(netdev->name) < (IFNAMSIZ - 5)) snprintf(adapter->rx_ring->name, sizeof(adapter->rx_ring->name) - 1, - "%s-rx-0", netdev->name); + "%.14s-rx-0", netdev->name); else memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ); err = request_irq(adapter->msix_entries[vector].vector, @@ -2147,7 +2147,7 @@ static int e1000_request_msix(struct e1000_adapter *adapter) if (strlen(netdev->name) < (IFNAMSIZ - 5)) snprintf(adapter->tx_ring->name, sizeof(adapter->tx_ring->name) - 1, - "%s-tx-0", netdev->name); + "%.14s-tx-0", netdev->name); else memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ); err = request_irq(adapter->msix_entries[vector].vector, @@ -4171,7 +4171,7 @@ int e1000e_up(struct e1000_adapter *adapter) e1000_configure_msix(adapter); e1000_irq_enable(adapter); - netif_start_queue(adapter->netdev); + /* Tx queue started by watchdog timer when link is up */ /* fire a link change interrupt to start the watchdog */ if (adapter->msix_entries) @@ -4539,6 +4539,7 @@ static int e1000_open(struct net_device *netdev) pm_runtime_get_sync(&pdev->dev); netif_carrier_off(netdev); + netif_stop_queue(netdev); /* allocate transmit descriptors */ err = e1000e_setup_tx_resources(adapter->tx_ring); @@ -4599,7 +4600,6 @@ static int e1000_open(struct net_device *netdev) e1000_irq_enable(adapter); adapter->tx_hang_recheck = false; - netif_start_queue(netdev); hw->mac.get_link_status = true; pm_runtime_put(&pdev->dev); @@ -5226,6 +5226,7 @@ static void e1000_watchdog_task(struct work_struct *work) if (phy->ops.cfg_on_link_up) phy->ops.cfg_on_link_up(hw); + netif_wake_queue(netdev); netif_carrier_on(netdev); if (!test_bit(__E1000_DOWN, &adapter->state)) @@ -5239,6 +5240,7 @@ static void e1000_watchdog_task(struct work_struct *work) /* Link status message must follow this format */ pr_info("%s NIC Link is Down\n", adapter->netdev->name); netif_carrier_off(netdev); + netif_stop_queue(netdev); if (!test_bit(__E1000_DOWN, &adapter->state)) mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ)); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 06b38f50980c..756c4ea17655 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -2263,6 +2263,10 @@ void i40e_vlan_stripping_enable(struct i40e_vsi *vsi) struct i40e_vsi_context ctxt; i40e_status ret; + /* Don't modify stripping options if a port VLAN is active */ + if (vsi->info.pvid) + return; + if ((vsi->info.valid_sections & cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID)) && ((vsi->info.port_vlan_flags & I40E_AQ_VSI_PVLAN_MODE_MASK) == 0)) @@ -2293,6 +2297,10 @@ void i40e_vlan_stripping_disable(struct i40e_vsi *vsi) struct i40e_vsi_context ctxt; i40e_status ret; + /* Don't modify stripping options if a port VLAN is active */ + if (vsi->info.pvid) + return; + if ((vsi->info.valid_sections & cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID)) && ((vsi->info.port_vlan_flags & I40E_AQ_VSI_PVLAN_EMOD_MASK) == @@ -10820,6 +10828,7 @@ static void i40e_remove(struct pci_dev *pdev) mutex_destroy(&hw->aq.asq_mutex); /* Clear all dynamic memory lists of rings, q_vectors, and VSIs */ + rtnl_lock(); i40e_clear_interrupt_scheme(pf); for (i = 0; i < pf->num_alloc_vsi; i++) { if (pf->vsi[i]) { @@ -10828,6 +10837,7 @@ static void i40e_remove(struct pci_dev *pdev) pf->vsi[i] = NULL; } } + rtnl_unlock(); for (i = 0; i < I40E_MAX_VEB; i++) { kfree(pf->veb[i]); @@ -10974,7 +10984,13 @@ static void i40e_shutdown(struct pci_dev *pdev) wr32(hw, I40E_PFPM_WUFC, (pf->wol_en ? I40E_PFPM_WUFC_MAG_MASK : 0)); + /* Since we're going to destroy queues during the + * i40e_clear_interrupt_scheme() we should hold the RTNL lock for this + * whole section + */ + rtnl_lock(); i40e_clear_interrupt_scheme(pf); + rtnl_unlock(); if (system_state == SYSTEM_POWER_OFF) { pci_wake_from_d3(pdev, pf->wol_en); diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c index 565ca7c835bc..e22ebe460b13 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c @@ -605,7 +605,8 @@ static long i40e_ptp_create_clock(struct i40e_pf *pf) if (!IS_ERR_OR_NULL(pf->ptp_clock)) return 0; - strncpy(pf->ptp_caps.name, i40e_driver_name, sizeof(pf->ptp_caps.name)); + strncpy(pf->ptp_caps.name, i40e_driver_name, + sizeof(pf->ptp_caps.name) - 1); pf->ptp_caps.owner = THIS_MODULE; pf->ptp_caps.max_adj = 999999999; pf->ptp_caps.n_ext_ts = 0; diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index e116d9a99b8e..cdb263875efb 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1677,6 +1677,16 @@ static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) ret = I40E_ERR_INVALID_MAC_ADDR; goto error_param; } + + if (vf->pf_set_mac && + ether_addr_equal(al->list[i].addr, + vf->default_lan_addr.addr)) { + dev_err(&pf->pdev->dev, + "MAC addr %pM has been set by PF, cannot delete it for VF %d, reset VF to change MAC addr\n", + vf->default_lan_addr.addr, vf->vf_id); + ret = I40E_ERR_PARAM; + goto error_param; + } } vsi = pf->vsi[vf->lan_vsi_idx]; diff --git a/drivers/net/ethernet/intel/igb/e1000_defines.h b/drivers/net/ethernet/intel/igb/e1000_defines.h index b1915043bc0c..7b9fb71137da 100644 --- a/drivers/net/ethernet/intel/igb/e1000_defines.h +++ b/drivers/net/ethernet/intel/igb/e1000_defines.h @@ -193,6 +193,8 @@ /* enable link status from external LINK_0 and LINK_1 pins */ #define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */ #define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */ +#define E1000_CTRL_ADVD3WUC 0x00100000 /* D3 WUC */ +#define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000 /* PHY PM enable */ #define E1000_CTRL_SDP0_DIR 0x00400000 /* SDP0 Data direction */ #define E1000_CTRL_SDP1_DIR 0x00800000 /* SDP1 Data direction */ #define E1000_CTRL_RST 0x04000000 /* Global reset */ diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index c1796aa2dde5..9404f38d9d0d 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -1673,7 +1673,8 @@ static void igb_check_swap_media(struct igb_adapter *adapter) if ((hw->phy.media_type == e1000_media_type_copper) && (!(connsw & E1000_CONNSW_AUTOSENSE_EN))) { swap_now = true; - } else if (!(connsw & E1000_CONNSW_SERDESD)) { + } else if ((hw->phy.media_type != e1000_media_type_copper) && + !(connsw & E1000_CONNSW_SERDESD)) { /* copper signal takes time to appear */ if (adapter->copper_tries < 4) { adapter->copper_tries++; @@ -7325,9 +7326,7 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake, struct e1000_hw *hw = &adapter->hw; u32 ctrl, rctl, status; u32 wufc = runtime ? E1000_WUFC_LNKC : adapter->wol; -#ifdef CONFIG_PM - int retval = 0; -#endif + bool wake; rtnl_lock(); netif_device_detach(netdev); @@ -7338,14 +7337,6 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake, igb_clear_interrupt_scheme(adapter); rtnl_unlock(); -#ifdef CONFIG_PM - if (!runtime) { - retval = pci_save_state(pdev); - if (retval) - return retval; - } -#endif - status = rd32(E1000_STATUS); if (status & E1000_STATUS_LU) wufc &= ~E1000_WUFC_LNKC; @@ -7362,10 +7353,6 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake, } ctrl = rd32(E1000_CTRL); - /* advertise wake from D3Cold */ - #define E1000_CTRL_ADVD3WUC 0x00100000 - /* phy power management enable */ - #define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000 ctrl |= E1000_CTRL_ADVD3WUC; wr32(E1000_CTRL, ctrl); @@ -7379,12 +7366,15 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake, wr32(E1000_WUFC, 0); } - *enable_wake = wufc || adapter->en_mng_pt; - if (!*enable_wake) + wake = wufc || adapter->en_mng_pt; + if (!wake) igb_power_down_link(adapter); else igb_power_up_link(adapter); + if (enable_wake) + *enable_wake = wake; + /* Release control of h/w to f/w. If f/w is AMT enabled, this * would have already happened in close and is redundant. */ @@ -7399,22 +7389,7 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake, #ifdef CONFIG_PM_SLEEP static int igb_suspend(struct device *dev) { - int retval; - bool wake; - struct pci_dev *pdev = to_pci_dev(dev); - - retval = __igb_shutdown(pdev, &wake, 0); - if (retval) - return retval; - - if (wake) { - pci_prepare_to_sleep(pdev); - } else { - pci_wake_from_d3(pdev, false); - pci_set_power_state(pdev, PCI_D3hot); - } - - return 0; + return __igb_shutdown(to_pci_dev(dev), NULL, 0); } #endif /* CONFIG_PM_SLEEP */ @@ -7483,22 +7458,7 @@ static int igb_runtime_idle(struct device *dev) static int igb_runtime_suspend(struct device *dev) { - struct pci_dev *pdev = to_pci_dev(dev); - int retval; - bool wake; - - retval = __igb_shutdown(pdev, &wake, 1); - if (retval) - return retval; - - if (wake) { - pci_prepare_to_sleep(pdev); - } else { - pci_wake_from_d3(pdev, false); - pci_set_power_state(pdev, PCI_D3hot); - } - - return 0; + return __igb_shutdown(to_pci_dev(dev), NULL, 1); } static int igb_runtime_resume(struct device *dev) diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index c44df87c38de..5e65d8a78c3e 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -65,9 +65,15 @@ * * The 40 bit 82580 SYSTIM overflows every * 2^40 * 10^-9 / 60 = 18.3 minutes. + * + * SYSTIM is converted to real time using a timecounter. As + * timecounter_cyc2time() allows old timestamps, the timecounter + * needs to be updated at least once per half of the SYSTIM interval. + * Scheduling of delayed work is not very accurate, so we aim for 8 + * minutes to be sure the actual interval is shorter than 9.16 minutes. */ -#define IGB_SYSTIM_OVERFLOW_PERIOD (HZ * 60 * 9) +#define IGB_SYSTIM_OVERFLOW_PERIOD (HZ * 60 * 8) #define IGB_PTP_TX_TIMEOUT (HZ * 15) #define INCPERIOD_82576 (1 << E1000_TIMINCA_16NS_SHIFT) #define INCVALUE_82576_MASK ((1 << E1000_TIMINCA_16NS_SHIFT) - 1) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index d681273bd39d..9d38634071a4 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -3133,7 +3133,8 @@ static int ixgbe_get_module_info(struct net_device *dev, page_swap = true; } - if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap) { + if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap || + !(addr_mode & IXGBE_SFF_DDM_IMPLEMENTED)) { /* We have a SFP, but it does not support SFF-8472 */ modinfo->type = ETH_MODULE_SFF_8079; modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index a5b443171b8b..23fb344f9e1c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -4532,6 +4532,7 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter) struct ixgbe_hw *hw = &adapter->hw; struct hlist_node *node2; struct ixgbe_fdir_filter *filter; + u8 queue; spin_lock(&adapter->fdir_perfect_lock); @@ -4540,12 +4541,34 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter) hlist_for_each_entry_safe(filter, node2, &adapter->fdir_filter_list, fdir_node) { + if (filter->action == IXGBE_FDIR_DROP_QUEUE) { + queue = IXGBE_FDIR_DROP_QUEUE; + } else { + u32 ring = ethtool_get_flow_spec_ring(filter->action); + u8 vf = ethtool_get_flow_spec_ring_vf(filter->action); + + if (!vf && (ring >= adapter->num_rx_queues)) { + e_err(drv, "FDIR restore failed without VF, ring: %u\n", + ring); + continue; + } else if (vf && + ((vf > adapter->num_vfs) || + ring >= adapter->num_rx_queues_per_pool)) { + e_err(drv, "FDIR restore failed with VF, vf: %hhu, ring: %u\n", + vf, ring); + continue; + } + + /* Map the ring onto the absolute queue index */ + if (!vf) + queue = adapter->rx_ring[ring]->reg_idx; + else + queue = ((vf - 1) * + adapter->num_rx_queues_per_pool) + ring; + } + ixgbe_fdir_write_perfect_filter_82599(hw, - &filter->filter, - filter->sw_idx, - (filter->action == IXGBE_FDIR_DROP_QUEUE) ? - IXGBE_FDIR_DROP_QUEUE : - adapter->rx_ring[filter->action]->reg_idx); + &filter->filter, filter->sw_idx, queue); } spin_unlock(&adapter->fdir_perfect_lock); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h index 5abd66c84d00..7b7dc6d7d159 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h @@ -70,6 +70,7 @@ #define IXGBE_SFF_SOFT_RS_SELECT_10G 0x8 #define IXGBE_SFF_SOFT_RS_SELECT_1G 0x0 #define IXGBE_SFF_ADDRESSING_MODE 0x4 +#define IXGBE_SFF_DDM_IMPLEMENTED 0x40 #define IXGBE_SFF_QSFP_DA_ACTIVE_CABLE 0x1 #define IXGBE_SFF_QSFP_DA_PASSIVE_CABLE 0x8 #define IXGBE_SFF_QSFP_CONNECTOR_NOT_SEPARABLE 0x23 diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 723bda33472a..0fa94ebf0411 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -1861,11 +1861,6 @@ static int ixgbevf_write_uc_addr_list(struct net_device *netdev) struct ixgbe_hw *hw = &adapter->hw; int count = 0; - if ((netdev_uc_count(netdev)) > 10) { - pr_err("Too many unicast filters - No Space\n"); - return -ENOSPC; - } - if (!netdev_uc_empty(netdev)) { struct netdev_hw_addr *ha; diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index 42305f3234ff..03f0d20aa08b 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -3940,7 +3940,7 @@ static inline void mvpp2_gmac_max_rx_size_set(struct mvpp2_port *port) /* Set defaults to the MVPP2 port */ static void mvpp2_defaults_set(struct mvpp2_port *port) { - int tx_port_num, val, queue, ptxq, lrxq; + int tx_port_num, val, queue, lrxq; /* Configure port to loopback if needed */ if (port->flags & MVPP2_F_LOOPBACK) @@ -3960,11 +3960,9 @@ static void mvpp2_defaults_set(struct mvpp2_port *port) mvpp2_write(port->priv, MVPP2_TXP_SCHED_CMD_1_REG, 0); /* Close bandwidth for all queues */ - for (queue = 0; queue < MVPP2_MAX_TXQ; queue++) { - ptxq = mvpp2_txq_phys(port->id, queue); + for (queue = 0; queue < MVPP2_MAX_TXQ; queue++) mvpp2_write(port->priv, - MVPP2_TXQ_SCHED_TOKEN_CNTR_REG(ptxq), 0); - } + MVPP2_TXQ_SCHED_TOKEN_CNTR_REG(queue), 0); /* Set refill period to 1 usec, refill tokens * and bucket size to maximum @@ -4722,7 +4720,7 @@ static void mvpp2_txq_deinit(struct mvpp2_port *port, txq->descs_phys = 0; /* Set minimum bandwidth for disabled TXQs */ - mvpp2_write(port->priv, MVPP2_TXQ_SCHED_TOKEN_CNTR_REG(txq->id), 0); + mvpp2_write(port->priv, MVPP2_TXQ_SCHED_TOKEN_CNTR_REG(txq->log_id), 0); /* Set Tx descriptors queue starting address and size */ mvpp2_write(port->priv, MVPP2_TXQ_NUM_REG, txq->id); diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c index c9f4b5412844..b97a070074b7 100644 --- a/drivers/net/ethernet/marvell/skge.c +++ b/drivers/net/ethernet/marvell/skge.c @@ -3114,7 +3114,7 @@ static struct sk_buff *skge_rx_get(struct net_device *dev, skb_put(skb, len); if (dev->features & NETIF_F_RXCSUM) { - skb->csum = csum; + skb->csum = le16_to_cpu(csum); skb->ip_summed = CHECKSUM_COMPLETE; } diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index 5cc05df69a86..8ba9eadc2079 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -4939,6 +4939,20 @@ static const struct dmi_system_id msi_blacklist[] = { DMI_MATCH(DMI_PRODUCT_NAME, "P-79"), }, }, + { + .ident = "ASUS P6T", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), + DMI_MATCH(DMI_BOARD_NAME, "P6T"), + }, + }, + { + .ident = "ASUS P6X", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), + DMI_MATCH(DMI_BOARD_NAME, "P6X"), + }, + }, {} }; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index bcfac000199e..b52491f09a4d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -1667,6 +1667,7 @@ static int mlx4_en_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, err = mlx4_en_get_flow(dev, cmd, cmd->fs.location); break; case ETHTOOL_GRXCLSRLALL: + cmd->data = MAX_NUM_OF_FS_RULES; while ((!err || err == -ENOENT) && priority < cmd->rule_cnt) { err = mlx4_en_get_flow(dev, cmd, i); if (!err) @@ -1906,6 +1907,8 @@ static int mlx4_en_set_tunable(struct net_device *dev, return ret; } +#define MLX4_EEPROM_PAGE_LEN 256 + static int mlx4_en_get_module_info(struct net_device *dev, struct ethtool_modinfo *modinfo) { @@ -1940,7 +1943,7 @@ static int mlx4_en_get_module_info(struct net_device *dev, break; case MLX4_MODULE_ID_SFP: modinfo->type = ETH_MODULE_SFF_8472; - modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; + modinfo->eeprom_len = MLX4_EEPROM_PAGE_LEN; break; default: return -ENOSYS; diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c index 897d061e4f03..3bf63de3a725 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mcg.c +++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c @@ -1485,7 +1485,7 @@ int mlx4_flow_steer_promisc_add(struct mlx4_dev *dev, u8 port, rule.port = port; rule.qpn = qpn; INIT_LIST_HEAD(&rule.list); - mlx4_err(dev, "going promisc on %x\n", port); + mlx4_info(dev, "going promisc on %x\n", port); return mlx4_flow_attach(dev, &rule, regid_p); } diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index c2b21313dba7..a9c4818448f9 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -1398,11 +1398,6 @@ int mlx4_get_module_info(struct mlx4_dev *dev, u8 port, size -= offset + size - I2C_PAGE_SIZE; i2c_addr = I2C_ADDR_LOW; - if (offset >= I2C_PAGE_SIZE) { - /* Reset offset to high page */ - i2c_addr = I2C_ADDR_HIGH; - offset -= I2C_PAGE_SIZE; - } cable_info = (struct mlx4_cable_info *)inmad->data; cable_info->dev_mem_address = cpu_to_be16(offset); diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 37dfdb1329f4..170a49a6803e 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -463,12 +463,31 @@ void mlx4_init_quotas(struct mlx4_dev *dev) priv->mfunc.master.res_tracker.res_alloc[RES_MPT].quota[pf]; } -static int get_max_gauranteed_vfs_counter(struct mlx4_dev *dev) +static int +mlx4_calc_res_counter_guaranteed(struct mlx4_dev *dev, + struct resource_allocator *res_alloc, + int vf) { - /* reduce the sink counter */ - return (dev->caps.max_counters - 1 - - (MLX4_PF_COUNTERS_PER_PORT * MLX4_MAX_PORTS)) - / MLX4_MAX_PORTS; + struct mlx4_active_ports actv_ports; + int ports, counters_guaranteed; + + /* For master, only allocate according to the number of phys ports */ + if (vf == mlx4_master_func_num(dev)) + return MLX4_PF_COUNTERS_PER_PORT * dev->caps.num_ports; + + /* calculate real number of ports for the VF */ + actv_ports = mlx4_get_active_ports(dev, vf); + ports = bitmap_weight(actv_ports.ports, dev->caps.num_ports); + counters_guaranteed = ports * MLX4_VF_COUNTERS_PER_PORT; + + /* If we do not have enough counters for this VF, do not + * allocate any for it. '-1' to reduce the sink counter. + */ + if ((res_alloc->res_reserved + counters_guaranteed) > + (dev->caps.max_counters - 1)) + return 0; + + return counters_guaranteed; } int mlx4_init_resource_tracker(struct mlx4_dev *dev) @@ -476,7 +495,6 @@ int mlx4_init_resource_tracker(struct mlx4_dev *dev) struct mlx4_priv *priv = mlx4_priv(dev); int i, j; int t; - int max_vfs_guarantee_counter = get_max_gauranteed_vfs_counter(dev); priv->mfunc.master.res_tracker.slave_list = kzalloc(dev->num_slaves * sizeof(struct slave_list), @@ -593,16 +611,8 @@ int mlx4_init_resource_tracker(struct mlx4_dev *dev) break; case RES_COUNTER: res_alloc->quota[t] = dev->caps.max_counters; - if (t == mlx4_master_func_num(dev)) - res_alloc->guaranteed[t] = - MLX4_PF_COUNTERS_PER_PORT * - MLX4_MAX_PORTS; - else if (t <= max_vfs_guarantee_counter) - res_alloc->guaranteed[t] = - MLX4_VF_COUNTERS_PER_PORT * - MLX4_MAX_PORTS; - else - res_alloc->guaranteed[t] = 0; + res_alloc->guaranteed[t] = + mlx4_calc_res_counter_guaranteed(dev, res_alloc, t); res_alloc->res_free -= res_alloc->guaranteed[t]; break; default: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 7ee301310817..c1dd75fe935f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -855,6 +855,9 @@ static int mlx5e_set_pauseparam(struct net_device *netdev, struct mlx5_core_dev *mdev = priv->mdev; int err; + if (!MLX5_CAP_GEN(mdev, vport_group_manager)) + return -EOPNOTSUPP; + if (pauseparam->autoneg) return -EINVAL; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 7c42be586be8..35bcc6dbada9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -778,7 +778,7 @@ static void mlx5_unregister_device(struct mlx5_core_dev *dev) struct mlx5_interface *intf; mutex_lock(&intf_mutex); - list_for_each_entry(intf, &intf_list, list) + list_for_each_entry_reverse(intf, &intf_list, list) mlx5_remove_device(intf, priv); list_del(&priv->dev_list); mutex_unlock(&intf_mutex); diff --git a/drivers/net/ethernet/micrel/ks8695net.c b/drivers/net/ethernet/micrel/ks8695net.c index a8522d8af95d..2126286b72e9 100644 --- a/drivers/net/ethernet/micrel/ks8695net.c +++ b/drivers/net/ethernet/micrel/ks8695net.c @@ -1156,7 +1156,7 @@ ks8695_timeout(struct net_device *ndev) * sk_buff and adds it to the TX ring. It then kicks the TX DMA * engine to ensure transmission begins. */ -static int +static netdev_tx_t ks8695_start_xmit(struct sk_buff *skb, struct net_device *ndev) { struct ks8695_priv *ksp = netdev_priv(ndev); diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index 1edc973df4c4..7377dca6eb57 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -547,9 +547,8 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) /* set dma read address */ ks8851_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI | 0x00); - /* start the packet dma process, and set auto-dequeue rx */ - ks8851_wrreg16(ks, KS_RXQCR, - ks->rc_rxqcr | RXQCR_SDA | RXQCR_ADRFE); + /* start DMA access */ + ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA); if (rxlen > 4) { unsigned int rxalign; @@ -580,7 +579,8 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) } } - ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr); + /* end DMA access and dequeue packet */ + ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_RRXEF); } } @@ -797,6 +797,15 @@ static void ks8851_tx_work(struct work_struct *work) static int ks8851_net_open(struct net_device *dev) { struct ks8851_net *ks = netdev_priv(dev); + int ret; + + ret = request_threaded_irq(dev->irq, NULL, ks8851_irq, + IRQF_TRIGGER_LOW | IRQF_ONESHOT, + dev->name, ks); + if (ret < 0) { + netdev_err(dev, "failed to get irq\n"); + return ret; + } /* lock the card, even if we may not actually be doing anything * else at the moment */ @@ -861,6 +870,7 @@ static int ks8851_net_open(struct net_device *dev) netif_dbg(ks, ifup, ks->netdev, "network device up\n"); mutex_unlock(&ks->lock); + mii_check_link(&ks->mii); return 0; } @@ -911,6 +921,8 @@ static int ks8851_net_stop(struct net_device *dev) dev_kfree_skb(txb); } + free_irq(dev->irq, ks); + return 0; } @@ -1516,6 +1528,7 @@ static int ks8851_probe(struct spi_device *spi) spi_set_drvdata(spi, ks); + netif_carrier_off(ks->netdev); ndev->if_port = IF_PORT_100BASET; ndev->netdev_ops = &ks8851_netdev_ops; ndev->irq = spi->irq; @@ -1542,14 +1555,6 @@ static int ks8851_probe(struct spi_device *spi) ks8851_read_selftest(ks); ks8851_init_mac(ks); - ret = request_threaded_irq(spi->irq, NULL, ks8851_irq, - IRQF_TRIGGER_LOW | IRQF_ONESHOT, - ndev->name, ks); - if (ret < 0) { - dev_err(&spi->dev, "failed to get irq\n"); - goto err_irq; - } - ret = register_netdev(ndev); if (ret) { dev_err(&spi->dev, "failed to register network device\n"); @@ -1562,14 +1567,10 @@ static int ks8851_probe(struct spi_device *spi) return 0; - err_netdev: - free_irq(ndev->irq, ks); - -err_irq: +err_id: if (gpio_is_valid(gpio)) gpio_set_value(gpio, 0); -err_id: regulator_disable(ks->vdd_reg); err_reg: regulator_disable(ks->vdd_io); @@ -1587,7 +1588,6 @@ static int ks8851_remove(struct spi_device *spi) dev_info(&spi->dev, "remove\n"); unregister_netdev(priv->netdev); - free_irq(spi->irq, priv); if (gpio_is_valid(priv->gpio)) gpio_set_value(priv->gpio, 0); regulator_disable(priv->vdd_reg); diff --git a/drivers/net/ethernet/micrel/ks8851_mll.c b/drivers/net/ethernet/micrel/ks8851_mll.c index 2fc5cd56c0a8..8dc1f0277117 100644 --- a/drivers/net/ethernet/micrel/ks8851_mll.c +++ b/drivers/net/ethernet/micrel/ks8851_mll.c @@ -1020,9 +1020,9 @@ static void ks_write_qmu(struct ks_net *ks, u8 *pdata, u16 len) * spin_lock_irqsave is required because tx and rx should be mutual exclusive. * So while tx is in-progress, prevent IRQ interrupt from happenning. */ -static int ks_start_xmit(struct sk_buff *skb, struct net_device *netdev) +static netdev_tx_t ks_start_xmit(struct sk_buff *skb, struct net_device *netdev) { - int retv = NETDEV_TX_OK; + netdev_tx_t retv = NETDEV_TX_OK; struct ks_net *ks = netdev_priv(netdev); disable_irq(netdev->irq); diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c index 83651ac8ddb9..8ebf3611aba3 100644 --- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c +++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c @@ -4114,7 +4114,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) * setup (if available). */ status = myri10ge_request_irq(mgp); if (status != 0) - goto abort_with_firmware; + goto abort_with_slices; myri10ge_free_irq(mgp); /* Save configuration space to be restored if the diff --git a/drivers/net/ethernet/natsemi/sonic.c b/drivers/net/ethernet/natsemi/sonic.c index 0798b4adb039..712be59251f5 100644 --- a/drivers/net/ethernet/natsemi/sonic.c +++ b/drivers/net/ethernet/natsemi/sonic.c @@ -50,6 +50,8 @@ static int sonic_open(struct net_device *dev) if (sonic_debug > 2) printk("sonic_open: initializing sonic driver.\n"); + spin_lock_init(&lp->lock); + for (i = 0; i < SONIC_NUM_RRS; i++) { struct sk_buff *skb = netdev_alloc_skb(dev, SONIC_RBSIZE + 2); if (skb == NULL) { @@ -101,6 +103,24 @@ static int sonic_open(struct net_device *dev) return 0; } +/* Wait for the SONIC to become idle. */ +static void sonic_quiesce(struct net_device *dev, u16 mask) +{ + struct sonic_local * __maybe_unused lp = netdev_priv(dev); + int i; + u16 bits; + + for (i = 0; i < 1000; ++i) { + bits = SONIC_READ(SONIC_CMD) & mask; + if (!bits) + return; + if (irqs_disabled() || in_interrupt()) + udelay(20); + else + usleep_range(100, 200); + } + WARN_ONCE(1, "command deadline expired! 0x%04x\n", bits); +} /* * Close the SONIC device @@ -118,6 +138,9 @@ static int sonic_close(struct net_device *dev) /* * stop the SONIC, disable interrupts */ + SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS); + sonic_quiesce(dev, SONIC_CR_ALL); + SONIC_WRITE(SONIC_IMR, 0); SONIC_WRITE(SONIC_ISR, 0x7fff); SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); @@ -157,6 +180,9 @@ static void sonic_tx_timeout(struct net_device *dev) * put the Sonic into software-reset mode and * disable all interrupts before releasing DMA buffers */ + SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS); + sonic_quiesce(dev, SONIC_CR_ALL); + SONIC_WRITE(SONIC_IMR, 0); SONIC_WRITE(SONIC_ISR, 0x7fff); SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); @@ -194,8 +220,6 @@ static void sonic_tx_timeout(struct net_device *dev) * wake the tx queue * Concurrently with all of this, the SONIC is potentially writing to * the status flags of the TDs. - * Until some mutual exclusion is added, this code will not work with SMP. However, - * MIPS Jazz machines and m68k Macs were all uni-processor machines. */ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) @@ -203,7 +227,8 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) struct sonic_local *lp = netdev_priv(dev); dma_addr_t laddr; int length; - int entry = lp->next_tx; + int entry; + unsigned long flags; if (sonic_debug > 2) printk("sonic_send_packet: skb=%p, dev=%p\n", skb, dev); @@ -221,11 +246,15 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) laddr = dma_map_single(lp->device, skb->data, length, DMA_TO_DEVICE); if (!laddr) { - printk(KERN_ERR "%s: failed to map tx DMA buffer.\n", dev->name); - dev_kfree_skb(skb); - return NETDEV_TX_BUSY; + pr_err_ratelimited("%s: failed to map tx DMA buffer.\n", dev->name); + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; } + spin_lock_irqsave(&lp->lock, flags); + + entry = lp->next_tx; + sonic_tda_put(dev, entry, SONIC_TD_STATUS, 0); /* clear status */ sonic_tda_put(dev, entry, SONIC_TD_FRAG_COUNT, 1); /* single fragment */ sonic_tda_put(dev, entry, SONIC_TD_PKTSIZE, length); /* length of packet */ @@ -235,10 +264,6 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) sonic_tda_put(dev, entry, SONIC_TD_LINK, sonic_tda_get(dev, entry, SONIC_TD_LINK) | SONIC_EOL); - /* - * Must set tx_skb[entry] only after clearing status, and - * before clearing EOL and before stopping queue - */ wmb(); lp->tx_len[entry] = length; lp->tx_laddr[entry] = laddr; @@ -263,6 +288,8 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) SONIC_WRITE(SONIC_CMD, SONIC_CR_TXP); + spin_unlock_irqrestore(&lp->lock, flags); + return NETDEV_TX_OK; } @@ -275,9 +302,21 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id) struct net_device *dev = dev_id; struct sonic_local *lp = netdev_priv(dev); int status; + unsigned long flags; + + /* The lock has two purposes. Firstly, it synchronizes sonic_interrupt() + * with sonic_send_packet() so that the two functions can share state. + * Secondly, it makes sonic_interrupt() re-entrant, as that is required + * by macsonic which must use two IRQs with different priority levels. + */ + spin_lock_irqsave(&lp->lock, flags); + + status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT; + if (!status) { + spin_unlock_irqrestore(&lp->lock, flags); - if (!(status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT)) return IRQ_NONE; + } do { if (status & SONIC_INT_PKTRX) { @@ -292,11 +331,12 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id) int td_status; int freed_some = 0; - /* At this point, cur_tx is the index of a TD that is one of: - * unallocated/freed (status set & tx_skb[entry] clear) - * allocated and sent (status set & tx_skb[entry] set ) - * allocated and not yet sent (status clear & tx_skb[entry] set ) - * still being allocated by sonic_send_packet (status clear & tx_skb[entry] clear) + /* The state of a Transmit Descriptor may be inferred + * from { tx_skb[entry], td_status } as follows. + * { clear, clear } => the TD has never been used + * { set, clear } => the TD was handed to SONIC + * { set, set } => the TD was handed back + * { clear, set } => the TD is available for re-use */ if (sonic_debug > 2) @@ -398,10 +438,30 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id) /* load CAM done */ if (status & SONIC_INT_LCD) SONIC_WRITE(SONIC_ISR, SONIC_INT_LCD); /* clear the interrupt */ - } while((status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT)); + + status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT; + } while (status); + + spin_unlock_irqrestore(&lp->lock, flags); + return IRQ_HANDLED; } +/* Return the array index corresponding to a given Receive Buffer pointer. */ +static int index_from_addr(struct sonic_local *lp, dma_addr_t addr, + unsigned int last) +{ + unsigned int i = last; + + do { + i = (i + 1) & SONIC_RRS_MASK; + if (addr == lp->rx_laddr[i]) + return i; + } while (i != last); + + return -ENOENT; +} + /* * We have a good packet(s), pass it/them up the network stack. */ @@ -421,6 +481,16 @@ static void sonic_rx(struct net_device *dev) status = sonic_rda_get(dev, entry, SONIC_RD_STATUS); if (status & SONIC_RCR_PRX) { + u32 addr = (sonic_rda_get(dev, entry, + SONIC_RD_PKTPTR_H) << 16) | + sonic_rda_get(dev, entry, SONIC_RD_PKTPTR_L); + int i = index_from_addr(lp, addr, entry); + + if (i < 0) { + WARN_ONCE(1, "failed to find buffer!\n"); + break; + } + /* Malloc up new buffer. */ new_skb = netdev_alloc_skb(dev, SONIC_RBSIZE + 2); if (new_skb == NULL) { @@ -442,7 +512,7 @@ static void sonic_rx(struct net_device *dev) /* now we have a new skb to replace it, pass the used one up the stack */ dma_unmap_single(lp->device, lp->rx_laddr[entry], SONIC_RBSIZE, DMA_FROM_DEVICE); - used_skb = lp->rx_skb[entry]; + used_skb = lp->rx_skb[i]; pkt_len = sonic_rda_get(dev, entry, SONIC_RD_PKTLEN); skb_trim(used_skb, pkt_len); used_skb->protocol = eth_type_trans(used_skb, dev); @@ -451,13 +521,13 @@ static void sonic_rx(struct net_device *dev) lp->stats.rx_bytes += pkt_len; /* and insert the new skb */ - lp->rx_laddr[entry] = new_laddr; - lp->rx_skb[entry] = new_skb; + lp->rx_laddr[i] = new_laddr; + lp->rx_skb[i] = new_skb; bufadr_l = (unsigned long)new_laddr & 0xffff; bufadr_h = (unsigned long)new_laddr >> 16; - sonic_rra_put(dev, entry, SONIC_RR_BUFADR_L, bufadr_l); - sonic_rra_put(dev, entry, SONIC_RR_BUFADR_H, bufadr_h); + sonic_rra_put(dev, i, SONIC_RR_BUFADR_L, bufadr_l); + sonic_rra_put(dev, i, SONIC_RR_BUFADR_H, bufadr_h); } else { /* This should only happen, if we enable accepting broken packets. */ lp->stats.rx_errors++; @@ -592,6 +662,7 @@ static int sonic_init(struct net_device *dev) */ SONIC_WRITE(SONIC_CMD, 0); SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS); + sonic_quiesce(dev, SONIC_CR_ALL); /* * initialize the receive resource area diff --git a/drivers/net/ethernet/natsemi/sonic.h b/drivers/net/ethernet/natsemi/sonic.h index 07091dd27e5d..7dcf913d7395 100644 --- a/drivers/net/ethernet/natsemi/sonic.h +++ b/drivers/net/ethernet/natsemi/sonic.h @@ -109,6 +109,9 @@ #define SONIC_CR_TXP 0x0002 #define SONIC_CR_HTX 0x0001 +#define SONIC_CR_ALL (SONIC_CR_LCAM | SONIC_CR_RRRA | \ + SONIC_CR_RXEN | SONIC_CR_TXP) + /* * SONIC data configuration bits */ @@ -273,8 +276,9 @@ #define SONIC_NUM_RDS SONIC_NUM_RRS /* number of receive descriptors */ #define SONIC_NUM_TDS 16 /* number of transmit descriptors */ -#define SONIC_RDS_MASK (SONIC_NUM_RDS-1) -#define SONIC_TDS_MASK (SONIC_NUM_TDS-1) +#define SONIC_RRS_MASK (SONIC_NUM_RRS - 1) +#define SONIC_RDS_MASK (SONIC_NUM_RDS - 1) +#define SONIC_TDS_MASK (SONIC_NUM_TDS - 1) #define SONIC_RBSIZE 1520 /* size of one resource buffer */ @@ -320,6 +324,7 @@ struct sonic_local { unsigned int next_tx; /* next free TD */ struct device *device; /* generic device */ struct net_device_stats stats; + spinlock_t lock; }; #define TX_TIMEOUT (3 * HZ) @@ -341,30 +346,30 @@ static void sonic_tx_timeout(struct net_device *dev); as far as we can tell. */ /* OpenBSD calls this "SWO". I'd like to think that sonic_buf_put() is a much better name. */ -static inline void sonic_buf_put(void* base, int bitmode, +static inline void sonic_buf_put(u16 *base, int bitmode, int offset, __u16 val) { if (bitmode) #ifdef __BIG_ENDIAN - ((__u16 *) base + (offset*2))[1] = val; + __raw_writew(val, base + (offset * 2) + 1); #else - ((__u16 *) base + (offset*2))[0] = val; + __raw_writew(val, base + (offset * 2) + 0); #endif else - ((__u16 *) base)[offset] = val; + __raw_writew(val, base + (offset * 1) + 0); } -static inline __u16 sonic_buf_get(void* base, int bitmode, +static inline __u16 sonic_buf_get(u16 *base, int bitmode, int offset) { if (bitmode) #ifdef __BIG_ENDIAN - return ((volatile __u16 *) base + (offset*2))[1]; + return __raw_readw(base + (offset * 2) + 1); #else - return ((volatile __u16 *) base + (offset*2))[0]; + return __raw_readw(base + (offset * 2) + 0); #endif else - return ((volatile __u16 *) base)[offset]; + return __raw_readw(base + (offset * 1) + 0); } /* Inlines that you should actually use for reading/writing DMA buffers */ diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index 057665180f13..ba14bad81a21 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -1417,13 +1417,14 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) pldat->dma_buff_base_p = dma_handle; netdev_dbg(ndev, "IO address space :%pR\n", res); - netdev_dbg(ndev, "IO address size :%d\n", resource_size(res)); + netdev_dbg(ndev, "IO address size :%zd\n", + (size_t)resource_size(res)); netdev_dbg(ndev, "IO address (mapped) :0x%p\n", pldat->net_base); netdev_dbg(ndev, "IRQ number :%d\n", ndev->irq); - netdev_dbg(ndev, "DMA buffer size :%d\n", pldat->dma_buff_size); - netdev_dbg(ndev, "DMA buffer P address :0x%08x\n", - pldat->dma_buff_base_p); + netdev_dbg(ndev, "DMA buffer size :%zd\n", pldat->dma_buff_size); + netdev_dbg(ndev, "DMA buffer P address :%pad\n", + &pldat->dma_buff_base_p); netdev_dbg(ndev, "DMA buffer V address :0x%p\n", pldat->dma_buff_base_v); @@ -1470,8 +1471,8 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) if (ret) goto err_out_unregister_netdev; - netdev_info(ndev, "LPC mac at 0x%08x irq %d\n", - res->start, ndev->irq); + netdev_info(ndev, "LPC mac at 0x%08lx irq %d\n", + (unsigned long)res->start, ndev->irq); phydev = pldat->phy_dev; diff --git a/drivers/net/ethernet/pasemi/pasemi_mac.c b/drivers/net/ethernet/pasemi/pasemi_mac.c index 57a6e6cd74fc..48106953cf64 100644 --- a/drivers/net/ethernet/pasemi/pasemi_mac.c +++ b/drivers/net/ethernet/pasemi/pasemi_mac.c @@ -1091,7 +1091,6 @@ static int pasemi_mac_phy_init(struct net_device *dev) dn = pci_device_to_OF_node(mac->pdev); phy_dn = of_parse_phandle(dn, "phy-handle", 0); - of_node_put(phy_dn); mac->link = 0; mac->speed = 0; @@ -1100,6 +1099,7 @@ static int pasemi_mac_phy_init(struct net_device *dev) phydev = of_phy_connect(dev, phy_dn, &pasemi_adjust_link, 0, PHY_INTERFACE_MODE_SGMII); + of_node_put(phy_dn); if (!phydev) { printk(KERN_ERR "%s: Could not attach to phy\n", dev->name); return -ENODEV; diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index f4657a2e730a..8b63c9d183a2 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -1465,8 +1465,16 @@ enum qede_remove_mode { static void __qede_remove(struct pci_dev *pdev, enum qede_remove_mode mode) { struct net_device *ndev = pci_get_drvdata(pdev); - struct qede_dev *edev = netdev_priv(ndev); - struct qed_dev *cdev = edev->cdev; + struct qede_dev *edev; + struct qed_dev *cdev; + + if (!ndev) { + dev_info(&pdev->dev, "Device has already been removed\n"); + return; + } + + edev = netdev_priv(ndev); + cdev = edev->cdev; DP_INFO(edev, "Starting qede_remove\n"); diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c index 355c5fb802cd..f2cb77c3b199 100644 --- a/drivers/net/ethernet/qlogic/qla3xxx.c +++ b/drivers/net/ethernet/qlogic/qla3xxx.c @@ -2752,6 +2752,9 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) int err; for (i = 0; i < qdev->num_large_buffers; i++) { + lrg_buf_cb = &qdev->lrg_buf[i]; + memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb)); + skb = netdev_alloc_skb(qdev->ndev, qdev->lrg_buffer_len); if (unlikely(!skb)) { @@ -2762,11 +2765,7 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) ql_free_large_buffers(qdev); return -ENOMEM; } else { - - lrg_buf_cb = &qdev->lrg_buf[i]; - memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb)); lrg_buf_cb->index = i; - lrg_buf_cb->skb = skb; /* * We save some space to copy the ethhdr from first * buffer @@ -2783,10 +2782,12 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) netdev_err(qdev->ndev, "PCI mapping failed with error: %d\n", err); + dev_kfree_skb_irq(skb); ql_free_large_buffers(qdev); return -ENOMEM; } + lrg_buf_cb->skb = skb; dma_unmap_addr_set(lrg_buf_cb, mapaddr, map); dma_unmap_len_set(lrg_buf_cb, maplen, qdev->lrg_buffer_len - diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c index bf892160dd5f..26263a192a77 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c @@ -2047,6 +2047,7 @@ static void qlcnic_83xx_exec_template_cmd(struct qlcnic_adapter *p_dev, break; } entry += p_hdr->size; + cond_resched(); } p_dev->ahw->reset.seq_index = index; } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c index a72bcddf160a..178e7236eeb5 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c @@ -883,7 +883,7 @@ static u8 qlcnic_dcb_get_capability(struct net_device *netdev, int capid, struct qlcnic_adapter *adapter = netdev_priv(netdev); if (!test_bit(QLCNIC_DCB_STATE, &adapter->dcb->state)) - return 0; + return 1; switch (capid) { case DCB_CAP_ATTR_PG: diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c index 0a2318cad34d..63ebc491057b 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c @@ -1038,6 +1038,8 @@ int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode) for (i = 0; i < QLCNIC_NUM_ILB_PKT; i++) { skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE); + if (!skb) + break; qlcnic_create_loopback_buff(skb->data, adapter->mac_addr); skb_put(skb, QLCNIC_ILB_PKT_SIZE); adapter->ahw->diag_cnt = 0; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c index cda9e604a95f..e5ea8e972b91 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c @@ -703,6 +703,7 @@ static u32 qlcnic_read_memory_test_agent(struct qlcnic_adapter *adapter, addr += 16; reg_read -= 16; ret += 16; + cond_resched(); } out: mutex_unlock(&adapter->ahw->mem_lock); @@ -1383,6 +1384,7 @@ int qlcnic_dump_fw(struct qlcnic_adapter *adapter) buf_offset += entry->hdr.cap_size; entry_offset += entry->hdr.offset; buffer = fw_dump->data + buf_offset; + cond_resched(); } fw_dump->clr = 1; diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index 7886a8a5b55b..fb944e65c632 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -438,7 +438,6 @@ qcaspi_qca7k_sync(struct qcaspi *qca, int event) u16 signature = 0; u16 spi_config; u16 wrbuf_space = 0; - static u16 reset_count; if (event == QCASPI_EVENT_CPUON) { /* Read signature twice, if not valid @@ -491,13 +490,13 @@ qcaspi_qca7k_sync(struct qcaspi *qca, int event) qca->sync = QCASPI_SYNC_RESET; qca->stats.trig_reset++; - reset_count = 0; + qca->reset_count = 0; break; case QCASPI_SYNC_RESET: - reset_count++; + qca->reset_count++; netdev_dbg(qca->net_dev, "sync: waiting for CPU on, count %u.\n", - reset_count); - if (reset_count >= QCASPI_RESET_TIMEOUT) { + qca->reset_count); + if (qca->reset_count >= QCASPI_RESET_TIMEOUT) { /* reset did not seem to take place, try again */ qca->sync = QCASPI_SYNC_UNKNOWN; qca->stats.reset_timeout++; diff --git a/drivers/net/ethernet/qualcomm/qca_spi.h b/drivers/net/ethernet/qualcomm/qca_spi.h index 6e31a0e744a4..c48c314ca4df 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.h +++ b/drivers/net/ethernet/qualcomm/qca_spi.h @@ -97,6 +97,7 @@ struct qcaspi { unsigned int intr_req; unsigned int intr_svc; + u16 reset_count; #ifdef CONFIG_DEBUG_FS struct dentry *device_root; diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 29d31eb995d7..fedfd94699cb 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -1,6 +1,6 @@ /* Renesas Ethernet AVB device driver * - * Copyright (C) 2014-2015 Renesas Electronics Corporation + * Copyright (C) 2014-2019 Renesas Electronics Corporation * Copyright (C) 2015 Renesas Solutions Corp. * Copyright (C) 2015 Cogent Embedded, Inc. <source@cogentembedded.com> * @@ -501,7 +501,10 @@ static void ravb_get_tx_tstamp(struct net_device *ndev) kfree(ts_skb); if (tag == tfa_tag) { skb_tstamp_tx(skb, &shhwtstamps); + dev_consume_skb_any(skb); break; + } else { + dev_kfree_skb_any(skb); } } ravb_write(ndev, ravb_read(ndev, TCCR) | TCCR_TFR, TCCR); @@ -1382,7 +1385,7 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev) DMA_TO_DEVICE); goto unmap; } - ts_skb->skb = skb; + ts_skb->skb = skb_get(skb); ts_skb->tag = priv->ts_skb_tag++; priv->ts_skb_tag &= 0x3ff; list_add_tail(&ts_skb->list, &priv->ts_skb_list); @@ -1514,6 +1517,7 @@ static int ravb_close(struct net_device *ndev) /* Clear the timestamp list */ list_for_each_entry_safe(ts_skb, ts_skb2, &priv->ts_skb_list, list) { list_del(&ts_skb->list); + kfree_skb(ts_skb->skb); kfree(ts_skb); } diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index afaf79b8761f..8413f93f5cd9 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -1408,6 +1408,10 @@ static void sh_eth_dev_exit(struct net_device *ndev) sh_eth_get_stats(ndev); sh_eth_reset(ndev); + /* Set the RMII mode again if required */ + if (mdp->cd->rmiimode) + sh_eth_write(ndev, 0x1, RMIIMODE); + /* Set MAC address again */ update_mac_address(ndev); } @@ -3036,12 +3040,16 @@ static struct sh_eth_plat_data *sh_eth_parse_dt(struct device *dev) struct device_node *np = dev->of_node; struct sh_eth_plat_data *pdata; const char *mac_addr; + int ret; pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return NULL; - pdata->phy_interface = of_get_phy_mode(np); + ret = of_get_phy_mode(np); + if (ret < 0) + return NULL; + pdata->phy_interface = ret; mac_addr = of_get_mac_address(np); if (mac_addr) diff --git a/drivers/net/ethernet/seeq/sgiseeq.c b/drivers/net/ethernet/seeq/sgiseeq.c index ca7336605748..2e5f7bbd30bf 100644 --- a/drivers/net/ethernet/seeq/sgiseeq.c +++ b/drivers/net/ethernet/seeq/sgiseeq.c @@ -792,15 +792,16 @@ static int sgiseeq_probe(struct platform_device *pdev) printk(KERN_ERR "Sgiseeq: Cannot register net device, " "aborting.\n"); err = -ENODEV; - goto err_out_free_page; + goto err_out_free_attrs; } printk(KERN_INFO "%s: %s %pM\n", dev->name, sgiseeqstr, dev->dev_addr); return 0; -err_out_free_page: - free_page((unsigned long) sp->srings); +err_out_free_attrs: + dma_free_attrs(&pdev->dev, sizeof(*sp->srings), sp->srings, + sp->srings_dma, DMA_ATTR_NON_CONSISTENT); err_out_free_dev: free_netdev(dev); diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 063aca17e698..6dcd436e6e32 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -4433,22 +4433,25 @@ static const struct efx_ef10_nvram_type_info efx_ef10_nvram_types[] = { { NVRAM_PARTITION_TYPE_LICENSE, 0, 0, "sfc_license" }, { NVRAM_PARTITION_TYPE_PHY_MIN, 0xff, 0, "sfc_phy_fw" }, }; +#define EF10_NVRAM_PARTITION_COUNT ARRAY_SIZE(efx_ef10_nvram_types) static int efx_ef10_mtd_probe_partition(struct efx_nic *efx, struct efx_mcdi_mtd_partition *part, - unsigned int type) + unsigned int type, + unsigned long *found) { MCDI_DECLARE_BUF(inbuf, MC_CMD_NVRAM_METADATA_IN_LEN); MCDI_DECLARE_BUF(outbuf, MC_CMD_NVRAM_METADATA_OUT_LENMAX); const struct efx_ef10_nvram_type_info *info; size_t size, erase_size, outlen; + int type_idx = 0; bool protected; int rc; - for (info = efx_ef10_nvram_types; ; info++) { - if (info == - efx_ef10_nvram_types + ARRAY_SIZE(efx_ef10_nvram_types)) + for (type_idx = 0; ; type_idx++) { + if (type_idx == EF10_NVRAM_PARTITION_COUNT) return -ENODEV; + info = efx_ef10_nvram_types + type_idx; if ((type & ~info->type_mask) == info->type) break; } @@ -4461,6 +4464,13 @@ static int efx_ef10_mtd_probe_partition(struct efx_nic *efx, if (protected) return -ENODEV; /* hide it */ + /* If we've already exposed a partition of this type, hide this + * duplicate. All operations on MTDs are keyed by the type anyway, + * so we can't act on the duplicate. + */ + if (__test_and_set_bit(type_idx, found)) + return -EEXIST; + part->nvram_type = type; MCDI_SET_DWORD(inbuf, NVRAM_METADATA_IN_TYPE, type); @@ -4489,6 +4499,7 @@ static int efx_ef10_mtd_probe_partition(struct efx_nic *efx, static int efx_ef10_mtd_probe(struct efx_nic *efx) { MCDI_DECLARE_BUF(outbuf, MC_CMD_NVRAM_PARTITIONS_OUT_LENMAX); + DECLARE_BITMAP(found, EF10_NVRAM_PARTITION_COUNT) = { 0 }; struct efx_mcdi_mtd_partition *parts; size_t outlen, n_parts_total, i, n_parts; unsigned int type; @@ -4517,11 +4528,13 @@ static int efx_ef10_mtd_probe(struct efx_nic *efx) for (i = 0; i < n_parts_total; i++) { type = MCDI_ARRAY_DWORD(outbuf, NVRAM_PARTITIONS_OUT_TYPE_ID, i); - rc = efx_ef10_mtd_probe_partition(efx, &parts[n_parts], type); - if (rc == 0) - n_parts++; - else if (rc != -ENODEV) + rc = efx_ef10_mtd_probe_partition(efx, &parts[n_parts], type, + found); + if (rc == -EEXIST || rc == -ENODEV) + continue; + if (rc) goto fail; + n_parts++; } rc = efx_mtd_add(efx, &parts[0].common, n_parts, sizeof(*parts)); diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c index c771e0af4e06..ffb2544f8574 100644 --- a/drivers/net/ethernet/sfc/ptp.c +++ b/drivers/net/ethernet/sfc/ptp.c @@ -1320,7 +1320,8 @@ void efx_ptp_remove(struct efx_nic *efx) (void)efx_ptp_disable(efx); cancel_work_sync(&efx->ptp_data->work); - cancel_work_sync(&efx->ptp_data->pps_work); + if (efx->ptp_data->pps_workwq) + cancel_work_sync(&efx->ptp_data->pps_work); skb_queue_purge(&efx->ptp_data->rxq); skb_queue_purge(&efx->ptp_data->txq); diff --git a/drivers/net/ethernet/sis/sis900.c b/drivers/net/ethernet/sis/sis900.c index fd812d2e5e1c..dff5b56738d3 100644 --- a/drivers/net/ethernet/sis/sis900.c +++ b/drivers/net/ethernet/sis/sis900.c @@ -1058,7 +1058,7 @@ sis900_open(struct net_device *net_dev) sis900_set_mode(sis_priv, HW_SPEED_10_MBPS, FDX_CAPABLE_HALF_SELECTED); /* Enable all known interrupts by setting the interrupt mask. */ - sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE); + sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC); sw32(cr, RxENA | sr32(cr)); sw32(ier, IE); @@ -1581,7 +1581,7 @@ static void sis900_tx_timeout(struct net_device *net_dev) sw32(txdp, sis_priv->tx_ring_dma); /* Enable all known interrupts by setting the interrupt mask. */ - sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE); + sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC); } /** @@ -1621,7 +1621,7 @@ sis900_start_xmit(struct sk_buff *skb, struct net_device *net_dev) spin_unlock_irqrestore(&sis_priv->lock, flags); return NETDEV_TX_OK; } - sis_priv->tx_ring[entry].cmdsts = (OWN | skb->len); + sis_priv->tx_ring[entry].cmdsts = (OWN | INTR | skb->len); sw32(cr, TxENA | sr32(cr)); sis_priv->cur_tx ++; @@ -1677,7 +1677,7 @@ static irqreturn_t sis900_interrupt(int irq, void *dev_instance) do { status = sr32(isr); - if ((status & (HIBERR|TxURN|TxERR|TxIDLE|RxORN|RxERR|RxOK)) == 0) + if ((status & (HIBERR|TxURN|TxERR|TxIDLE|TxDESC|RxORN|RxERR|RxOK)) == 0) /* nothing intresting happened */ break; handled = 1; @@ -1687,7 +1687,7 @@ static irqreturn_t sis900_interrupt(int irq, void *dev_instance) /* Rx interrupt */ sis900_rx(net_dev); - if (status & (TxURN | TxERR | TxIDLE)) + if (status & (TxURN | TxERR | TxIDLE | TxDESC)) /* Tx interrupt */ sis900_finish_xmit(net_dev); @@ -1899,8 +1899,8 @@ static void sis900_finish_xmit (struct net_device *net_dev) if (tx_status & OWN) { /* The packet is not transmitted yet (owned by hardware) ! - * Note: the interrupt is generated only when Tx Machine - * is idle, so this is an almost impossible case */ + * Note: this is an almost impossible condition + * in case of TxDESC ('descriptor interrupt') */ break; } @@ -2476,7 +2476,7 @@ static int sis900_resume(struct pci_dev *pci_dev) sis900_set_mode(sis_priv, HW_SPEED_10_MBPS, FDX_CAPABLE_HALF_SELECTED); /* Enable all known interrupts by setting the interrupt mask. */ - sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE); + sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC); sw32(cr, RxENA | sr32(cr)); sw32(ier, IE); diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c index bd64eb982e52..0be9c74238fd 100644 --- a/drivers/net/ethernet/smsc/smc911x.c +++ b/drivers/net/ethernet/smsc/smc911x.c @@ -511,7 +511,8 @@ static void smc911x_hardware_send_pkt(struct net_device *dev) * now, or set the card to generates an interrupt when ready * for the packet. */ -static int smc911x_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +smc911x_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct smc911x_local *lp = netdev_priv(dev); unsigned int free; @@ -944,7 +945,7 @@ static void smc911x_phy_configure(struct work_struct *work) if (lp->ctl_rspeed != 100) my_ad_caps &= ~(ADVERTISE_100BASE4|ADVERTISE_100FULL|ADVERTISE_100HALF); - if (!lp->ctl_rfduplx) + if (!lp->ctl_rfduplx) my_ad_caps &= ~(ADVERTISE_100FULL|ADVERTISE_10FULL); /* Update our Auto-Neg Advertisement Register */ diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c index 23a038810083..7405f537beca 100644 --- a/drivers/net/ethernet/smsc/smc91x.c +++ b/drivers/net/ethernet/smsc/smc91x.c @@ -637,7 +637,8 @@ done: if (!THROTTLE_TX_PKTS) * now, or set the card to generates an interrupt when ready * for the packet. */ -static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct smc_local *lp = netdev_priv(dev); void __iomem *ioaddr = lp->base; diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 219a99b7a631..b62bf77a64f4 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -1677,7 +1677,8 @@ static int smsc911x_stop(struct net_device *dev) } /* Entry point for transmitting a packet */ -static int smsc911x_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +smsc911x_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct smsc911x_data *pdata = netdev_priv(dev); unsigned int freespace; diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 623c6ed8764a..a942d2d84ed2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -273,8 +273,8 @@ struct dma_features { unsigned int enh_desc; }; -/* GMAC TX FIFO is 8K, Rx FIFO is 16K */ -#define BUF_SIZE_16KiB 16384 +/* RX Buffer size must be multiple of 4/8/16 bytes */ +#define BUF_SIZE_16KiB 16368 #define BUF_SIZE_8KiB 8192 #define BUF_SIZE_4KiB 4096 #define BUF_SIZE_2KiB 2048 @@ -301,7 +301,7 @@ struct dma_features { struct stmmac_desc_ops { /* DMA RX descriptor ring initialization */ void (*init_rx_desc) (struct dma_desc *p, int disable_rx_ic, int mode, - int end); + int end, int bfsize); /* DMA TX descriptor ring initialization */ void (*init_tx_desc) (struct dma_desc *p, int mode, int end); diff --git a/drivers/net/ethernet/stmicro/stmmac/descs_com.h b/drivers/net/ethernet/stmicro/stmmac/descs_com.h index 6f2cc78c5cf5..6b83fc8e6fbe 100644 --- a/drivers/net/ethernet/stmicro/stmmac/descs_com.h +++ b/drivers/net/ethernet/stmicro/stmmac/descs_com.h @@ -33,9 +33,10 @@ /* Specific functions used for Ring mode */ /* Enhanced descriptors */ -static inline void ehn_desc_rx_set_on_ring(struct dma_desc *p, int end) +static inline void ehn_desc_rx_set_on_ring(struct dma_desc *p, int end, int bfsize) { - p->des01.erx.buffer2_size = BUF_SIZE_8KiB - 1; + if (bfsize == BUF_SIZE_16KiB) + p->des01.erx.buffer2_size = BUF_SIZE_8KiB - 1; if (end) p->des01.erx.end_ring = 1; } @@ -61,9 +62,14 @@ static inline void enh_set_tx_desc_len_on_ring(struct dma_desc *p, int len) } /* Normal descriptors */ -static inline void ndesc_rx_set_on_ring(struct dma_desc *p, int end) +static inline void ndesc_rx_set_on_ring(struct dma_desc *p, int end, int bfsize) { - p->des01.rx.buffer2_size = BUF_SIZE_2KiB - 1; + int size; + + if (bfsize >= BUF_SIZE_2KiB) { + size = min(bfsize - BUF_SIZE_2KiB + 1, BUF_SIZE_2KiB - 1); + p->des01.rx.buffer2_size = size; + } if (end) p->des01.rx.end_ring = 1; } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c index 82de68b1a452..1fc356c17750 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c @@ -203,7 +203,7 @@ static void *ipq806x_gmac_of_parse(struct ipq806x_gmac *gmac) struct device *dev = &gmac->pdev->dev; gmac->phy_mode = of_get_phy_mode(dev->of_node); - if (gmac->phy_mode < 0) { + if ((int)gmac->phy_mode < 0) { dev_err(dev, "missing phy mode property\n"); return ERR_PTR(-EINVAL); } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index 398b08e07149..68a58333bd74 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -429,10 +429,8 @@ static int phy_power_on(struct rk_priv_data *bsp_priv, bool enable) int ret; struct device *dev = &bsp_priv->pdev->dev; - if (!ldo) { - dev_err(dev, "no regulator found\n"); - return -1; - } + if (!ldo) + return 0; if (enable) { ret = regulator_enable(ldo); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c index adff46375a32..31ab5e749e66 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c @@ -53,13 +53,15 @@ static int sun7i_gmac_init(struct platform_device *pdev, void *priv) * rate, which then uses the auto-reparenting feature of the * clock driver, and enabling/disabling the clock. */ - if (gmac->interface == PHY_INTERFACE_MODE_RGMII) { + if (phy_interface_mode_is_rgmii(gmac->interface)) { clk_set_rate(gmac->tx_clk, SUN7I_GMAC_GMII_RGMII_RATE); clk_prepare_enable(gmac->tx_clk); gmac->clk_enabled = 1; } else { clk_set_rate(gmac->tx_clk, SUN7I_GMAC_MII_RATE); - clk_prepare(gmac->tx_clk); + ret = clk_prepare(gmac->tx_clk); + if (ret) + return ret; } return 0; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c index 371a669d69fd..1df84c8de9d7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c @@ -187,6 +187,12 @@ static void dwmac1000_set_filter(struct mac_device_info *hw, GMAC_ADDR_LOW(reg)); reg++; } + + while (reg <= perfect_addr_number) { + writel(0, ioaddr + GMAC_ADDR_HIGH(reg)); + writel(0, ioaddr + GMAC_ADDR_LOW(reg)); + reg++; + } } #ifdef FRAME_FILTER_DEBUG diff --git a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c index 7d944449f5ef..9ecb3a948f86 100644 --- a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c @@ -238,16 +238,20 @@ static int enh_desc_get_rx_status(void *data, struct stmmac_extra_stats *x, } static void enh_desc_init_rx_desc(struct dma_desc *p, int disable_rx_ic, - int mode, int end) + int mode, int end, int bfsize) { + int bfsize1; + p->des01.all_flags = 0; p->des01.erx.own = 1; - p->des01.erx.buffer1_size = BUF_SIZE_8KiB - 1; + + bfsize1 = min(bfsize, BUF_SIZE_8KiB - 1); + p->des01.erx.buffer1_size = bfsize1; if (mode == STMMAC_CHAIN_MODE) ehn_desc_rx_set_on_chain(p, end); else - ehn_desc_rx_set_on_ring(p, end); + ehn_desc_rx_set_on_ring(p, end, bfsize); if (disable_rx_ic) p->des01.erx.disable_ic = 1; diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c index 48c3456445b2..07e0c03cfb10 100644 --- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c @@ -121,16 +121,20 @@ static int ndesc_get_rx_status(void *data, struct stmmac_extra_stats *x, } static void ndesc_init_rx_desc(struct dma_desc *p, int disable_rx_ic, int mode, - int end) + int end, int bfsize) { + int bfsize1; + p->des01.all_flags = 0; p->des01.rx.own = 1; - p->des01.rx.buffer1_size = BUF_SIZE_2KiB - 1; + + bfsize1 = min(bfsize, (BUF_SIZE_2KiB - 1)); + p->des01.rx.buffer1_size = bfsize1; if (mode == STMMAC_CHAIN_MODE) ndesc_rx_set_on_chain(p, end); else - ndesc_rx_set_on_ring(p, end); + ndesc_rx_set_on_ring(p, end, bfsize); if (disable_rx_ic) p->des01.rx.disable_ic = 1; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 7bba30f24135..6f695239e658 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -935,7 +935,9 @@ static int stmmac_set_bfsize(int mtu, int bufsize) { int ret = bufsize; - if (mtu >= BUF_SIZE_4KiB) + if (mtu >= BUF_SIZE_8KiB) + ret = BUF_SIZE_16KiB; + else if (mtu >= BUF_SIZE_4KiB) ret = BUF_SIZE_8KiB; else if (mtu >= BUF_SIZE_2KiB) ret = BUF_SIZE_4KiB; @@ -964,11 +966,11 @@ static void stmmac_clear_descriptors(struct stmmac_priv *priv) if (priv->extend_desc) priv->hw->desc->init_rx_desc(&priv->dma_erx[i].basic, priv->use_riwt, priv->mode, - (i == rxsize - 1)); + (i == rxsize - 1), priv->dma_buf_sz); else priv->hw->desc->init_rx_desc(&priv->dma_rx[i], priv->use_riwt, priv->mode, - (i == rxsize - 1)); + (i == rxsize - 1), priv->dma_buf_sz); for (i = 0; i < txsize; i++) if (priv->extend_desc) priv->hw->desc->init_tx_desc(&priv->dma_etx[i].basic, @@ -1792,8 +1794,6 @@ static int stmmac_open(struct net_device *dev) struct stmmac_priv *priv = netdev_priv(dev); int ret; - stmmac_check_ether_addr(priv); - if (priv->pcs != STMMAC_PCS_RGMII && priv->pcs != STMMAC_PCS_TBI && priv->pcs != STMMAC_PCS_RTBI) { ret = stmmac_init_phy(dev); @@ -2178,8 +2178,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv) static int stmmac_rx(struct stmmac_priv *priv, int limit) { unsigned int rxsize = priv->dma_rx_size; - unsigned int entry = priv->cur_rx % rxsize; - unsigned int next_entry; + unsigned int next_entry = priv->cur_rx % rxsize; unsigned int count = 0; int coe = priv->hw->rx_csum; @@ -2191,9 +2190,11 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) stmmac_display_ring((void *)priv->dma_rx, rxsize, 0); } while (count < limit) { - int status; + int status, entry; struct dma_desc *p; + entry = next_entry; + if (priv->extend_desc) p = (struct dma_desc *)(priv->dma_erx + entry); else @@ -2241,7 +2242,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) /* check if frame_len fits the preallocated memory */ if (frame_len > priv->dma_buf_sz) { priv->dev->stats.rx_length_errors++; - break; + continue; } /* ACS is set; GMAC core strips PAD/FCS for IEEE 802.3 @@ -2262,7 +2263,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) pr_err("%s: Inconsistent Rx descriptor chain\n", priv->dev->name); priv->dev->stats.rx_dropped++; - break; + continue; } prefetch(skb->data - NET_IP_ALIGN); priv->rx_skbuff[entry] = NULL; @@ -2293,7 +2294,6 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) priv->dev->stats.rx_packets++; priv->dev->stats.rx_bytes += frame_len; } - entry = next_entry; } stmmac_rx_refill(priv); @@ -2529,6 +2529,20 @@ static int stmmac_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) return ret; } +static int stmmac_set_mac_address(struct net_device *ndev, void *addr) +{ + struct stmmac_priv *priv = netdev_priv(ndev); + int ret = 0; + + ret = eth_mac_addr(ndev, addr); + if (ret) + return ret; + + priv->hw->mac->set_umac_addr(priv->hw, ndev->dev_addr, 0); + + return ret; +} + #ifdef CONFIG_DEBUG_FS static struct dentry *stmmac_fs_dir; @@ -2730,7 +2744,7 @@ static const struct net_device_ops stmmac_netdev_ops = { #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = stmmac_poll_controller, #endif - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = stmmac_set_mac_address, }; /** @@ -2915,6 +2929,8 @@ int stmmac_dvr_probe(struct device *device, if (ret) goto error_hw_init; + stmmac_check_ether_addr(priv); + ndev->netdev_ops = &stmmac_netdev_ops; ndev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index 90d95b3654f5..6bdde92869fb 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -154,7 +154,8 @@ int stmmac_mdio_reset(struct mii_bus *bus) of_property_read_u32_array(np, "snps,reset-delays-us", data->delays, 3); - if (gpio_request(data->reset_gpio, "mdio-reset")) + if (devm_gpio_request(priv->device, data->reset_gpio, + "mdio-reset")) return 0; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c index 170a18b61281..147c9f8cee7f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c @@ -157,7 +157,7 @@ static int stmmac_enable(struct ptp_clock_info *ptp, /* structure describing a PTP hardware clock */ static struct ptp_clock_info stmmac_ptp_clock_ops = { .owner = THIS_MODULE, - .name = "stmmac_ptp_clock", + .name = "stmmac ptp", .max_adj = 62500000, .n_alarm = 0, .n_ext_ts = 0, diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index c1217a87d535..9a9cb6b11e4c 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -777,8 +777,8 @@ static irqreturn_t cpsw_rx_interrupt(int irq, void *dev_id) { struct cpsw_priv *priv = dev_id; - cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_RX); writel(0, &priv->wr_regs->rx_en); + cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_RX); if (priv->quirk_irq) { disable_irq_nosync(priv->irqs_table[0]); diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index 657b65bf5cac..18bf3a8fdc50 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -82,7 +82,7 @@ struct cpdma_desc { struct cpdma_desc_pool { phys_addr_t phys; - u32 hw_addr; + dma_addr_t hw_addr; void __iomem *iomap; /* ioremap map */ void *cpumap; /* dma_alloc map */ int desc_size, mem_size; @@ -152,7 +152,7 @@ struct cpdma_chan { * abstract out these details */ static struct cpdma_desc_pool * -cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, +cpdma_desc_pool_create(struct device *dev, u32 phys, dma_addr_t hw_addr, int size, int align) { int bitmap_size; @@ -176,13 +176,13 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, if (phys) { pool->phys = phys; - pool->iomap = ioremap(phys, size); + pool->iomap = ioremap(phys, size); /* should be memremap? */ pool->hw_addr = hw_addr; } else { - pool->cpumap = dma_alloc_coherent(dev, size, &pool->phys, + pool->cpumap = dma_alloc_coherent(dev, size, &pool->hw_addr, GFP_KERNEL); - pool->iomap = pool->cpumap; - pool->hw_addr = pool->phys; + pool->iomap = (void __iomem __force *)pool->cpumap; + pool->phys = pool->hw_addr; /* assumes no IOMMU, don't use this value */ } if (pool->iomap) diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c index 4e70e7586a09..a5732edc8437 100644 --- a/drivers/net/ethernet/ti/netcp_ethss.c +++ b/drivers/net/ethernet/ti/netcp_ethss.c @@ -3122,12 +3122,16 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev, ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device, gbe_dev->dma_chan_name, gbe_dev->tx_queue_id); - if (ret) + if (ret) { + of_node_put(interfaces); return ret; + } ret = netcp_txpipe_open(&gbe_dev->tx_pipe); - if (ret) + if (ret) { + of_node_put(interfaces); return ret; + } /* Create network interfaces */ INIT_LIST_HEAD(&gbe_dev->gbe_intf_head); diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c index 79f0ec4e51ac..964df98b54ea 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c @@ -845,9 +845,9 @@ static int gelic_card_kick_txdma(struct gelic_card *card, * @skb: packet to send out * @netdev: interface device structure * - * returns 0 on success, <0 on failure + * returns NETDEV_TX_OK on success, NETDEV_TX_BUSY on failure */ -int gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev) +netdev_tx_t gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev) { struct gelic_card *card = netdev_card(netdev); struct gelic_descr *descr; diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.h b/drivers/net/ethernet/toshiba/ps3_gelic_net.h index 8505196be9f5..d123644bd720 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.h +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.h @@ -370,7 +370,7 @@ void gelic_card_up(struct gelic_card *card); void gelic_card_down(struct gelic_card *card); int gelic_net_open(struct net_device *netdev); int gelic_net_stop(struct net_device *netdev); -int gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev); +netdev_tx_t gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev); void gelic_net_set_multi(struct net_device *netdev); void gelic_net_tx_timeout(struct net_device *netdev); int gelic_net_change_mtu(struct net_device *netdev, int new_mtu); diff --git a/drivers/net/ethernet/toshiba/spider_net.c b/drivers/net/ethernet/toshiba/spider_net.c index 3c54a2cae5df..8e53211aedd8 100644 --- a/drivers/net/ethernet/toshiba/spider_net.c +++ b/drivers/net/ethernet/toshiba/spider_net.c @@ -881,9 +881,9 @@ out: * @skb: packet to send out * @netdev: interface device structure * - * returns 0 on success, !0 on failure + * returns NETDEV_TX_OK on success, NETDEV_TX_BUSY on failure */ -static int +static netdev_tx_t spider_net_xmit(struct sk_buff *skb, struct net_device *netdev) { int cnt; diff --git a/drivers/net/ethernet/toshiba/tc35815.c b/drivers/net/ethernet/toshiba/tc35815.c index 45ac38d29ed8..3e33c165a427 100644 --- a/drivers/net/ethernet/toshiba/tc35815.c +++ b/drivers/net/ethernet/toshiba/tc35815.c @@ -475,7 +475,8 @@ static void free_rxbuf_skb(struct pci_dev *hwdev, struct sk_buff *skb, dma_addr_ /* Index to functions, as function prototypes. */ static int tc35815_open(struct net_device *dev); -static int tc35815_send_packet(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t tc35815_send_packet(struct sk_buff *skb, + struct net_device *dev); static irqreturn_t tc35815_interrupt(int irq, void *dev_id); static int tc35815_rx(struct net_device *dev, int limit); static int tc35815_poll(struct napi_struct *napi, int budget); @@ -1279,7 +1280,8 @@ tc35815_open(struct net_device *dev) * invariant will hold if you make sure that the netif_*_queue() * calls are done at the proper times. */ -static int tc35815_send_packet(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +tc35815_send_packet(struct sk_buff *skb, struct net_device *dev) { struct tc35815_local *lp = netdev_priv(dev); struct TxFD *txfd; @@ -1528,7 +1530,7 @@ tc35815_rx(struct net_device *dev, int limit) pci_unmap_single(lp->pci_dev, lp->rx_skbs[cur_bd].skb_dma, RX_BUF_SIZE, PCI_DMA_FROMDEVICE); - if (!HAVE_DMA_RXALIGN(lp) && NET_IP_ALIGN) + if (!HAVE_DMA_RXALIGN(lp) && NET_IP_ALIGN != 0) memmove(skb->data, skb->data - NET_IP_ALIGN, pkt_len); data = skb_put(skb, pkt_len); diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c index 520cf50a3d5a..93fe0da0f15e 100644 --- a/drivers/net/ethernet/tundra/tsi108_eth.c +++ b/drivers/net/ethernet/tundra/tsi108_eth.c @@ -379,9 +379,10 @@ tsi108_stat_carry_one(int carry, int carry_bit, int carry_shift, static void tsi108_stat_carry(struct net_device *dev) { struct tsi108_prv_data *data = netdev_priv(dev); + unsigned long flags; u32 carry1, carry2; - spin_lock_irq(&data->misclock); + spin_lock_irqsave(&data->misclock, flags); carry1 = TSI_READ(TSI108_STAT_CARRY1); carry2 = TSI_READ(TSI108_STAT_CARRY2); @@ -449,7 +450,7 @@ static void tsi108_stat_carry(struct net_device *dev) TSI108_STAT_TXPAUSEDROP_CARRY, &data->tx_pause_drop); - spin_unlock_irq(&data->misclock); + spin_unlock_irqrestore(&data->misclock, flags); } /* Read a stat counter atomically with respect to carries. diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index 5a1068df7038..ed6a88cf3281 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -673,7 +673,8 @@ static inline int temac_check_tx_bd_space(struct temac_local *lp, int num_frag) return 0; } -static int temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) +static netdev_tx_t +temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) { struct temac_local *lp = netdev_priv(ndev); struct cdmac_bd *cur_p; diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 4684644703cc..7f1a57bb2ab1 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -613,6 +613,10 @@ static void axienet_start_xmit_done(struct net_device *ndev) ndev->stats.tx_packets += packets; ndev->stats.tx_bytes += size; + + /* Matches barrier in axienet_start_xmit */ + smp_mb(); + netif_wake_queue(ndev); } @@ -652,7 +656,8 @@ static inline int axienet_check_tx_bd_space(struct axienet_local *lp, * start the transmission. Additionally if checksum offloading is supported, * it populates AXI Stream Control fields with appropriate values. */ -static int axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) +static netdev_tx_t +axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) { u32 ii; u32 num_frag; @@ -667,9 +672,19 @@ static int axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) cur_p = &lp->tx_bd_v[lp->tx_bd_tail]; if (axienet_check_tx_bd_space(lp, num_frag)) { - if (!netif_queue_stopped(ndev)) - netif_stop_queue(ndev); - return NETDEV_TX_BUSY; + if (netif_queue_stopped(ndev)) + return NETDEV_TX_BUSY; + + netif_stop_queue(ndev); + + /* Matches barrier in axienet_start_xmit_done */ + smp_mb(); + + /* Space might have just been freed - check again */ + if (axienet_check_tx_bd_space(lp, num_frag)) + return NETDEV_TX_BUSY; + + netif_wake_queue(ndev); } if (skb->ip_summed == CHECKSUM_PARTIAL) { @@ -1595,12 +1610,14 @@ static int axienet_probe(struct platform_device *pdev) ret = of_address_to_resource(np, 0, &dmares); if (ret) { dev_err(&pdev->dev, "unable to get DMA resource\n"); + of_node_put(np); goto free_netdev; } lp->dma_regs = devm_ioremap_resource(&pdev->dev, &dmares); if (IS_ERR(lp->dma_regs)) { dev_err(&pdev->dev, "could not map DMA regs\n"); ret = PTR_ERR(lp->dma_regs); + of_node_put(np); goto free_netdev; } lp->rx_irq = irq_of_parse_and_map(np, 1); diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 4cb8b85cbf2c..909a008f9927 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1008,9 +1008,10 @@ static int xemaclite_close(struct net_device *dev) * deferred and the Tx queue is stopped so that the deferred socket buffer can * be transmitted when the Emaclite device is free to transmit data. * - * Return: 0, always. + * Return: NETDEV_TX_OK, always. */ -static int xemaclite_send(struct sk_buff *orig_skb, struct net_device *dev) +static netdev_tx_t +xemaclite_send(struct sk_buff *orig_skb, struct net_device *dev) { struct net_local *lp = netdev_priv(dev); struct sk_buff *new_skb; @@ -1031,7 +1032,7 @@ static int xemaclite_send(struct sk_buff *orig_skb, struct net_device *dev) /* Take the time stamp now, since we can't do this in an ISR. */ skb_tx_timestamp(new_skb); spin_unlock_irqrestore(&lp->reset_lock, flags); - return 0; + return NETDEV_TX_OK; } spin_unlock_irqrestore(&lp->reset_lock, flags); @@ -1040,7 +1041,7 @@ static int xemaclite_send(struct sk_buff *orig_skb, struct net_device *dev) dev->stats.tx_bytes += len; dev_consume_skb_any(new_skb); - return 0; + return NETDEV_TX_OK; } /** diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c index a539e831b4b1..d8fcdc2414d8 100644 --- a/drivers/net/fjes/fjes_main.c +++ b/drivers/net/fjes/fjes_main.c @@ -149,6 +149,9 @@ static int fjes_acpi_add(struct acpi_device *device) /* create platform_device */ plat_dev = platform_device_register_simple(DRV_NAME, 0, fjes_resource, ARRAY_SIZE(fjes_resource)); + if (IS_ERR(plat_dev)) + return PTR_ERR(plat_dev); + device->driver_data = plat_dev; return 0; diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index 5a1e98547031..732c68ed166a 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -669,10 +669,10 @@ static void sixpack_close(struct tty_struct *tty) { struct sixpack *sp; - write_lock_bh(&disc_data_lock); + write_lock_irq(&disc_data_lock); sp = tty->disc_data; tty->disc_data = NULL; - write_unlock_bh(&disc_data_lock); + write_unlock_irq(&disc_data_lock); if (!sp) return; diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c index 0758d0816840..470d416f2b86 100644 --- a/drivers/net/hamradio/mkiss.c +++ b/drivers/net/hamradio/mkiss.c @@ -783,10 +783,10 @@ static void mkiss_close(struct tty_struct *tty) { struct mkiss *ax; - write_lock_bh(&disc_data_lock); + write_lock_irq(&disc_data_lock); ax = tty->disc_data; tty->disc_data = NULL; - write_unlock_bh(&disc_data_lock); + write_unlock_irq(&disc_data_lock); if (!ax) return; diff --git a/drivers/net/ieee802154/atusb.c b/drivers/net/ieee802154/atusb.c index 3a429f1a8002..d5e0e2aedc55 100644 --- a/drivers/net/ieee802154/atusb.c +++ b/drivers/net/ieee802154/atusb.c @@ -756,10 +756,11 @@ static void atusb_disconnect(struct usb_interface *interface) ieee802154_unregister_hw(atusb->hw); + usb_put_dev(atusb->usb_dev); + ieee802154_free_hw(atusb->hw); usb_set_intfdata(interface, NULL); - usb_put_dev(atusb->usb_dev); pr_debug("atusb_disconnect done\n"); } diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 9897cabec371..bd49303f7db2 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -326,10 +326,11 @@ static void macvlan_broadcast_enqueue(struct macvlan_port *port, } spin_unlock(&port->bc_queue.lock); + schedule_work(&port->bc_work); + if (err) goto free_nskb; - schedule_work(&port->bc_work); return; free_nskb: @@ -475,10 +476,11 @@ static int macvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev) const struct macvlan_dev *dest; if (vlan->mode == MACVLAN_MODE_BRIDGE) { - const struct ethhdr *eth = (void *)skb->data; + const struct ethhdr *eth = skb_eth_hdr(skb); /* send to other bridge ports directly */ if (is_multicast_ether_addr(eth->h_dest)) { + skb_reset_mac_header(skb); macvlan_broadcast(skb, port, dev, MACVLAN_MODE_BRIDGE); goto xmit_world; } diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c index a9acf7156855..03009f1becdd 100644 --- a/drivers/net/ntb_netdev.c +++ b/drivers/net/ntb_netdev.c @@ -236,7 +236,7 @@ static void ntb_netdev_tx_timer(unsigned long data) struct ntb_netdev *dev = netdev_priv(ndev); if (ntb_transport_tx_free_entry(dev->qp) < tx_stop) { - mod_timer(&dev->tx_timer, jiffies + msecs_to_jiffies(tx_time)); + mod_timer(&dev->tx_timer, jiffies + usecs_to_jiffies(tx_time)); } else { /* Make sure anybody stopping the queue after this sees the new * value of ntb_transport_tx_free_entry() diff --git a/drivers/net/phy/national.c b/drivers/net/phy/national.c index 0a7b9c7f09a2..5c40655ec808 100644 --- a/drivers/net/phy/national.c +++ b/drivers/net/phy/national.c @@ -110,14 +110,17 @@ static void ns_giga_speed_fallback(struct phy_device *phydev, int mode) static void ns_10_base_t_hdx_loopack(struct phy_device *phydev, int disable) { + u16 lb_dis = BIT(1); + if (disable) - ns_exp_write(phydev, 0x1c0, ns_exp_read(phydev, 0x1c0) | 1); + ns_exp_write(phydev, 0x1c0, + ns_exp_read(phydev, 0x1c0) | lb_dis); else ns_exp_write(phydev, 0x1c0, - ns_exp_read(phydev, 0x1c0) & 0xfffe); + ns_exp_read(phydev, 0x1c0) & ~lb_dis); pr_debug("10BASE-T HDX loopback %s\n", - (ns_exp_read(phydev, 0x1c0) & 0x0001) ? "off" : "on"); + (ns_exp_read(phydev, 0x1c0) & lb_dis) ? "off" : "on"); } static int ns_config_init(struct phy_device *phydev) diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 70f26b30729c..b15eceb8b442 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -161,8 +161,8 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id, dev->dev.release = phy_device_release; - dev->speed = 0; - dev->duplex = -1; + dev->speed = SPEED_UNKNOWN; + dev->duplex = DUPLEX_UNKNOWN; dev->pause = 0; dev->asym_pause = 0; dev->link = 1; @@ -472,6 +472,9 @@ int phy_connect_direct(struct net_device *dev, struct phy_device *phydev, { int rc; + if (!dev) + return -EINVAL; + rc = phy_attach_direct(dev, phydev, phydev->dev_flags, interface); if (rc) return rc; @@ -704,6 +707,9 @@ struct phy_device *phy_attach(struct net_device *dev, const char *bus_id, struct device *d; int rc; + if (!dev) + return ERR_PTR(-EINVAL); + /* Search the list of PHY devices on the mdio bus for the * PHY with the requested name */ diff --git a/drivers/net/ppp/ppp_async.c b/drivers/net/ppp/ppp_async.c index 9c889e0303dd..cef40de1bd05 100644 --- a/drivers/net/ppp/ppp_async.c +++ b/drivers/net/ppp/ppp_async.c @@ -878,15 +878,15 @@ ppp_async_input(struct asyncppp *ap, const unsigned char *buf, skb = dev_alloc_skb(ap->mru + PPP_HDRLEN + 2); if (!skb) goto nomem; - ap->rpkt = skb; - } - if (skb->len == 0) { - /* Try to get the payload 4-byte aligned. - * This should match the - * PPP_ALLSTATIONS/PPP_UI/compressed tests in - * process_input_packet, but we do not have - * enough chars here to test buf[1] and buf[2]. - */ + ap->rpkt = skb; + } + if (skb->len == 0) { + /* Try to get the payload 4-byte aligned. + * This should match the + * PPP_ALLSTATIONS/PPP_UI/compressed tests in + * process_input_packet, but we do not have + * enough chars here to test buf[1] and buf[2]. + */ if (buf[0] != PPP_ALLSTATIONS) skb_reserve(skb, 2 + (buf[0] & 1)); } diff --git a/drivers/net/ppp/ppp_deflate.c b/drivers/net/ppp/ppp_deflate.c index b5edc7f96a39..685e875f5164 100644 --- a/drivers/net/ppp/ppp_deflate.c +++ b/drivers/net/ppp/ppp_deflate.c @@ -610,12 +610,20 @@ static struct compressor ppp_deflate_draft = { static int __init deflate_init(void) { - int answer = ppp_register_compressor(&ppp_deflate); - if (answer == 0) - printk(KERN_INFO - "PPP Deflate Compression module registered\n"); - ppp_register_compressor(&ppp_deflate_draft); - return answer; + int rc; + + rc = ppp_register_compressor(&ppp_deflate); + if (rc) + return rc; + + rc = ppp_register_compressor(&ppp_deflate_draft); + if (rc) { + ppp_unregister_compressor(&ppp_deflate); + return rc; + } + + pr_info("PPP Deflate Compression module registered\n"); + return 0; } static void __exit deflate_cleanup(void) diff --git a/drivers/net/ppp/ppp_mppe.c b/drivers/net/ppp/ppp_mppe.c index 05005c660d4d..6376edd89ceb 100644 --- a/drivers/net/ppp/ppp_mppe.c +++ b/drivers/net/ppp/ppp_mppe.c @@ -62,6 +62,7 @@ MODULE_AUTHOR("Frank Cusack <fcusack@fcusack.com>"); MODULE_DESCRIPTION("Point-to-Point Protocol Microsoft Point-to-Point Encryption support"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_ALIAS("ppp-compress-" __stringify(CI_MPPE)); +MODULE_SOFTDEP("pre: arc4"); MODULE_VERSION("1.0.2"); static unsigned int diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c index 02327e6c4819..39976892b312 100644 --- a/drivers/net/ppp/pppoe.c +++ b/drivers/net/ppp/pppoe.c @@ -1152,6 +1152,9 @@ static const struct proto_ops pppoe_ops = { .recvmsg = pppoe_recvmsg, .mmap = sock_no_mmap, .ioctl = pppox_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = pppox_compat_ioctl, +#endif }; static const struct pppox_proto pppoe_proto = { diff --git a/drivers/net/ppp/pppox.c b/drivers/net/ppp/pppox.c index 0e1b30622477..011fbd10cb73 100644 --- a/drivers/net/ppp/pppox.c +++ b/drivers/net/ppp/pppox.c @@ -22,6 +22,7 @@ #include <linux/string.h> #include <linux/module.h> #include <linux/kernel.h> +#include <linux/compat.h> #include <linux/errno.h> #include <linux/netdevice.h> #include <linux/net.h> @@ -103,6 +104,18 @@ int pppox_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) EXPORT_SYMBOL(pppox_ioctl); +#ifdef CONFIG_COMPAT +int pppox_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) +{ + if (cmd == PPPOEIOCSFWD32) + cmd = PPPOEIOCSFWD; + + return pppox_ioctl(sock, cmd, (unsigned long)compat_ptr(arg)); +} + +EXPORT_SYMBOL(pppox_compat_ioctl); +#endif + static int pppox_create(struct net *net, struct socket *sock, int protocol, int kern) { diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c index 53c1f2bd0f24..19d0692a2d2f 100644 --- a/drivers/net/ppp/pptp.c +++ b/drivers/net/ppp/pptp.c @@ -674,6 +674,9 @@ static const struct proto_ops pptp_ops = { .recvmsg = sock_no_recvmsg, .mmap = sock_no_mmap, .ioctl = pppox_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = pppox_compat_ioctl, +#endif }; static const struct pppox_proto pppox_pptp_proto = { diff --git a/drivers/net/slip/slhc.c b/drivers/net/slip/slhc.c index cfd81eb1b532..ddceed3c5a4a 100644 --- a/drivers/net/slip/slhc.c +++ b/drivers/net/slip/slhc.c @@ -153,7 +153,7 @@ out_fail: void slhc_free(struct slcompress *comp) { - if ( comp == NULLSLCOMPR ) + if ( IS_ERR_OR_NULL(comp) ) return; if ( comp->tstate != NULLSLSTATE ) diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c index a17d86a57734..0f8d5609ed51 100644 --- a/drivers/net/slip/slip.c +++ b/drivers/net/slip/slip.c @@ -452,9 +452,16 @@ static void slip_transmit(struct work_struct *work) */ static void slip_write_wakeup(struct tty_struct *tty) { - struct slip *sl = tty->disc_data; + struct slip *sl; + + rcu_read_lock(); + sl = rcu_dereference(tty->disc_data); + if (!sl) + goto out; schedule_work(&sl->tx_work); +out: + rcu_read_unlock(); } static void sl_tx_timeout(struct net_device *dev) @@ -860,6 +867,8 @@ err_free_chan: sl->tty = NULL; tty->disc_data = NULL; clear_bit(SLF_INUSE, &sl->flags); + sl_free_netdev(sl->dev); + free_netdev(sl->dev); err_exit: rtnl_unlock(); @@ -885,10 +894,11 @@ static void slip_close(struct tty_struct *tty) return; spin_lock_bh(&sl->lock); - tty->disc_data = NULL; + rcu_assign_pointer(tty->disc_data, NULL); sl->tty = NULL; spin_unlock_bh(&sl->lock); + synchronize_rcu(); flush_work(&sl->tx_work); /* VSV = very important to remove timers */ diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 267a90423154..285d376f53ef 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1136,6 +1136,12 @@ static int team_port_add(struct team *team, struct net_device *port_dev) return -EINVAL; } + if (netdev_has_upper_dev(dev, port_dev)) { + netdev_err(dev, "Device %s is already an upper device of the team interface\n", + portname); + return -EBUSY; + } + if (port_dev->features & NETIF_F_VLAN_CHALLENGED && vlan_uses_dev(dev)) { netdev_err(dev, "Device %s is VLAN challenged and team device has VLAN set up\n", @@ -2085,12 +2091,12 @@ static void team_setup(struct net_device *dev) dev->features |= NETIF_F_NETNS_LOCAL; dev->hw_features = TEAM_VLAN_FEATURES | - NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER; dev->hw_features &= ~(NETIF_F_ALL_CSUM & ~NETIF_F_HW_CSUM); dev->features |= dev->hw_features; + dev->features |= NETIF_F_HW_VLAN_CTAG_TX; } static int team_newlink(struct net *src_net, struct net_device *dev, diff --git a/drivers/net/tun.c b/drivers/net/tun.c index fd9ff9eff237..2b7a3631b882 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -597,7 +597,8 @@ static void tun_detach_all(struct net_device *dev) module_put(THIS_MODULE); } -static int tun_attach(struct tun_struct *tun, struct file *file, bool skip_filter) +static int tun_attach(struct tun_struct *tun, struct file *file, + bool skip_filter, bool publish_tun) { struct tun_file *tfile = file->private_data; int err; @@ -630,7 +631,8 @@ static int tun_attach(struct tun_struct *tun, struct file *file, bool skip_filte } tfile->queue_index = tun->numqueues; tfile->socket.sk->sk_shutdown &= ~RCV_SHUTDOWN; - rcu_assign_pointer(tfile->tun, tun); + if (publish_tun) + rcu_assign_pointer(tfile->tun, tun); rcu_assign_pointer(tun->tfiles[tun->numqueues], tfile); tun->numqueues++; @@ -1641,7 +1643,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) if (err < 0) return err; - err = tun_attach(tun, file, ifr->ifr_flags & IFF_NOFILTER); + err = tun_attach(tun, file, ifr->ifr_flags & IFF_NOFILTER, true); if (err < 0) return err; @@ -1722,13 +1724,17 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) NETIF_F_HW_VLAN_STAG_TX); INIT_LIST_HEAD(&tun->disabled); - err = tun_attach(tun, file, false); + err = tun_attach(tun, file, false, false); if (err < 0) goto err_free_flow; err = register_netdevice(tun->dev); if (err < 0) goto err_detach; + /* free_netdev() won't check refcnt, to aovid race + * with dev_put() we need publish tun after registration. + */ + rcu_assign_pointer(tfile->tun, tun); } netif_carrier_on(tun->dev); @@ -1867,7 +1873,7 @@ static int tun_set_queue(struct file *file, struct ifreq *ifr) ret = security_tun_dev_attach_queue(tun->security); if (ret < 0) goto unlock; - ret = tun_attach(tun, file, false); + ret = tun_attach(tun, file, false, true); } else if (ifr->ifr_flags & IFF_DETACH_QUEUE) { tun = rtnl_dereference(tfile->tun); if (!tun || !(tun->flags & IFF_MULTI_QUEUE) || tfile->detached) diff --git a/drivers/net/usb/ax88172a.c b/drivers/net/usb/ax88172a.c index 5f18fcb8dcc7..6b1d03b73eeb 100644 --- a/drivers/net/usb/ax88172a.c +++ b/drivers/net/usb/ax88172a.c @@ -243,7 +243,7 @@ static int ax88172a_bind(struct usbnet *dev, struct usb_interface *intf) /* Get the MAC address */ ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf); - if (ret < 0) { + if (ret < ETH_ALEN) { netdev_err(dev->net, "Failed to read MAC address: %d\n", ret); goto free; } diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index f71abe50ea6f..3707aab2423b 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -212,9 +212,16 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) goto bad_desc; } skip: - if ( rndis && - header.usb_cdc_acm_descriptor && - header.usb_cdc_acm_descriptor->bmCapabilities) { + /* Communcation class functions with bmCapabilities are not + * RNDIS. But some Wireless class RNDIS functions use + * bmCapabilities for their own purpose. The failsafe is + * therefore applied only to Communication class RNDIS + * functions. The rndis test is redundant, but a cheap + * optimization. + */ + if (rndis && is_rndis(&intf->cur_altsetting->desc) && + header.usb_cdc_acm_descriptor && + header.usb_cdc_acm_descriptor->bmCapabilities) { dev_dbg(&intf->dev, "ACM capabilities %02x, not really RNDIS?\n", header.usb_cdc_acm_descriptor->bmCapabilities); diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 36e1377fc954..bab13ccfb085 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -533,8 +533,8 @@ static void cdc_ncm_set_dgram_size(struct usbnet *dev, int new_size) /* read current mtu value from device */ err = usbnet_read_cmd(dev, USB_CDC_GET_MAX_DATAGRAM_SIZE, USB_TYPE_CLASS | USB_DIR_IN | USB_RECIP_INTERFACE, - 0, iface_no, &max_datagram_size, 2); - if (err < 0) { + 0, iface_no, &max_datagram_size, sizeof(max_datagram_size)); + if (err != sizeof(max_datagram_size)) { dev_dbg(&dev->intf->dev, "GET_MAX_DATAGRAM_SIZE failed\n"); goto out; } @@ -545,7 +545,7 @@ static void cdc_ncm_set_dgram_size(struct usbnet *dev, int new_size) max_datagram_size = cpu_to_le16(ctx->max_datagram_size); err = usbnet_write_cmd(dev, USB_CDC_SET_MAX_DATAGRAM_SIZE, USB_TYPE_CLASS | USB_DIR_OUT | USB_RECIP_INTERFACE, - 0, iface_no, &max_datagram_size, 2); + 0, iface_no, &max_datagram_size, sizeof(max_datagram_size)); if (err < 0) dev_dbg(&dev->intf->dev, "SET_MAX_DATAGRAM_SIZE failed\n"); @@ -636,8 +636,12 @@ cdc_ncm_find_endpoints(struct usbnet *dev, struct usb_interface *intf) u8 ep; for (ep = 0; ep < intf->cur_altsetting->desc.bNumEndpoints; ep++) { - e = intf->cur_altsetting->endpoint + ep; + + /* ignore endpoints which cannot transfer data */ + if (!usb_endpoint_maxp(&e->desc)) + continue; + switch (e->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) { case USB_ENDPOINT_XFER_INT: if (usb_endpoint_dir_in(&e->desc)) { @@ -727,7 +731,7 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ int err; u8 iface_no; struct usb_cdc_parsed_header hdr; - u16 curr_ntb_format; + __le16 curr_ntb_format; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) @@ -841,7 +845,7 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ goto error2; } - if (curr_ntb_format == USB_CDC_NCM_NTB32_FORMAT) { + if (curr_ntb_format == cpu_to_le16(USB_CDC_NCM_NTB32_FORMAT)) { dev_info(&intf->dev, "resetting NTB format to 16-bit"); err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, USB_TYPE_CLASS | USB_DIR_OUT diff --git a/drivers/net/usb/cx82310_eth.c b/drivers/net/usb/cx82310_eth.c index 947bea81d924..dfbdea22fbad 100644 --- a/drivers/net/usb/cx82310_eth.c +++ b/drivers/net/usb/cx82310_eth.c @@ -175,7 +175,8 @@ static int cx82310_bind(struct usbnet *dev, struct usb_interface *intf) } if (!timeout) { dev_err(&udev->dev, "firmware not ready in time\n"); - return -ETIMEDOUT; + ret = -ETIMEDOUT; + goto err; } /* enable ethernet mode (?) */ diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index 79cede19e0c4..cbbff16d438f 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -2650,14 +2650,18 @@ static struct hso_device *hso_create_bulk_serial_device( */ if (serial->tiocmget) { tiocmget = serial->tiocmget; + tiocmget->endp = hso_get_ep(interface, + USB_ENDPOINT_XFER_INT, + USB_DIR_IN); + if (!tiocmget->endp) { + dev_err(&interface->dev, "Failed to find INT IN ep\n"); + goto exit; + } + tiocmget->urb = usb_alloc_urb(0, GFP_KERNEL); if (tiocmget->urb) { mutex_init(&tiocmget->mutex); init_waitqueue_head(&tiocmget->waitq); - tiocmget->endp = hso_get_ep( - interface, - USB_ENDPOINT_XFER_INT, - USB_DIR_IN); } else hso_free_tiomget(serial); } diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c index f1f8227e7342..2b16a5fed9de 100644 --- a/drivers/net/usb/ipheth.c +++ b/drivers/net/usb/ipheth.c @@ -148,6 +148,7 @@ struct ipheth_device { u8 bulk_in; u8 bulk_out; struct delayed_work carrier_work; + bool confirmed_pairing; }; static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags); @@ -259,7 +260,7 @@ static void ipheth_rcvbulk_callback(struct urb *urb) dev->net->stats.rx_packets++; dev->net->stats.rx_bytes += len; - + dev->confirmed_pairing = true; netif_rx(skb); ipheth_rx_submit(dev, GFP_ATOMIC); } @@ -280,14 +281,24 @@ static void ipheth_sndbulk_callback(struct urb *urb) dev_err(&dev->intf->dev, "%s: urb status: %d\n", __func__, status); - netif_wake_queue(dev->net); + if (status == 0) + netif_wake_queue(dev->net); + else + // on URB error, trigger immediate poll + schedule_delayed_work(&dev->carrier_work, 0); } static int ipheth_carrier_set(struct ipheth_device *dev) { - struct usb_device *udev = dev->udev; + struct usb_device *udev; int retval; + if (!dev) + return 0; + if (!dev->confirmed_pairing) + return 0; + + udev = dev->udev; retval = usb_control_msg(udev, usb_rcvctrlpipe(udev, IPHETH_CTRL_ENDP), IPHETH_CMD_CARRIER_CHECK, /* request */ @@ -302,11 +313,14 @@ static int ipheth_carrier_set(struct ipheth_device *dev) return retval; } - if (dev->ctrl_buf[0] == IPHETH_CARRIER_ON) + if (dev->ctrl_buf[0] == IPHETH_CARRIER_ON) { netif_carrier_on(dev->net); - else + if (dev->tx_urb->status != -EINPROGRESS) + netif_wake_queue(dev->net); + } else { netif_carrier_off(dev->net); - + netif_stop_queue(dev->net); + } return 0; } @@ -386,7 +400,6 @@ static int ipheth_open(struct net_device *net) return retval; schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT); - netif_start_queue(net); return retval; } @@ -424,17 +437,18 @@ static int ipheth_tx(struct sk_buff *skb, struct net_device *net) dev); dev->tx_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + netif_stop_queue(net); retval = usb_submit_urb(dev->tx_urb, GFP_ATOMIC); if (retval) { dev_err(&dev->intf->dev, "%s: usb_submit_urb: %d\n", __func__, retval); dev->net->stats.tx_errors++; dev_kfree_skb_any(skb); + netif_wake_queue(net); } else { dev->net->stats.tx_packets++; dev->net->stats.tx_bytes += skb->len; dev_consume_skb_any(skb); - netif_stop_queue(net); } return NETDEV_TX_OK; @@ -489,7 +503,7 @@ static int ipheth_probe(struct usb_interface *intf, dev->udev = udev; dev->net = netdev; dev->intf = intf; - + dev->confirmed_pairing = false; /* Set up endpoints */ hintf = usb_altnum_to_altsetting(intf, IPHETH_ALT_INTFNUM); if (hintf == NULL) { @@ -540,7 +554,9 @@ static int ipheth_probe(struct usb_interface *intf, retval = -EIO; goto err_register_netdev; } - + // carrier down and transmit queues stopped until packet from device + netif_carrier_off(netdev); + netif_tx_stop_all_queues(netdev); dev_info(&intf->dev, "Apple iPhone USB Ethernet device attached\n"); return 0; diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c index 5662babf0583..d385b67258c7 100644 --- a/drivers/net/usb/kalmia.c +++ b/drivers/net/usb/kalmia.c @@ -117,16 +117,16 @@ kalmia_init_and_get_ethernet_addr(struct usbnet *dev, u8 *ethernet_addr) status = kalmia_send_init_packet(dev, usb_buf, sizeof(init_msg_1) / sizeof(init_msg_1[0]), usb_buf, 24); if (status != 0) - return status; + goto out; memcpy(usb_buf, init_msg_2, 12); status = kalmia_send_init_packet(dev, usb_buf, sizeof(init_msg_2) / sizeof(init_msg_2[0]), usb_buf, 28); if (status != 0) - return status; + goto out; memcpy(ethernet_addr, usb_buf + 10, ETH_ALEN); - +out: kfree(usb_buf); return status; } diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 45a6a7cae4bf..75a3865a80d2 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -30,6 +30,7 @@ #include <linux/ipv6.h> #include <linux/mdio.h> #include <net/ip6_checksum.h> +#include <net/vxlan.h> #include <linux/microchipphy.h> #include "lan78xx.h" @@ -370,7 +371,7 @@ static int lan78xx_read_stats(struct lan78xx_net *dev, } } else { netdev_warn(dev->net, - "Failed to read stat ret = 0x%x", ret); + "Failed to read stat ret = %d", ret); } kfree(stats); @@ -1448,6 +1449,7 @@ static int lan78xx_mdio_init(struct lan78xx_net *dev) dev->mdiobus->read = lan78xx_mdiobus_read; dev->mdiobus->write = lan78xx_mdiobus_write; dev->mdiobus->name = "lan78xx-mdiobus"; + dev->mdiobus->parent = &dev->udev->dev; snprintf(dev->mdiobus->id, MII_BUS_ID_SIZE, "usb-%03d:%03d", dev->udev->bus->busnum, dev->udev->devnum); @@ -2035,11 +2037,6 @@ int lan78xx_stop(struct net_device *net) return 0; } -static int lan78xx_linearize(struct sk_buff *skb) -{ - return skb_linearize(skb); -} - static struct sk_buff *lan78xx_tx_prep(struct lan78xx_net *dev, struct sk_buff *skb, gfp_t flags) { @@ -2050,8 +2047,10 @@ static struct sk_buff *lan78xx_tx_prep(struct lan78xx_net *dev, return NULL; } - if (lan78xx_linearize(skb) < 0) + if (skb_linearize(skb)) { + dev_kfree_skb_any(skb); return NULL; + } tx_cmd_a = (u32)(skb->len & TX_CMD_A_LEN_MASK_) | TX_CMD_A_FCS_; @@ -2246,6 +2245,11 @@ static int lan78xx_bind(struct lan78xx_net *dev, struct usb_interface *intf) int i; ret = lan78xx_get_endpoints(dev, intf); + if (ret) { + netdev_warn(dev->net, "lan78xx_get_endpoints failed: %d\n", + ret); + return ret; + } dev->data[0] = (unsigned long)kzalloc(sizeof(*pdata), GFP_KERNEL); @@ -2890,6 +2894,19 @@ void lan78xx_tx_timeout(struct net_device *net) tasklet_schedule(&dev->bh); } +static netdev_features_t lan78xx_features_check(struct sk_buff *skb, + struct net_device *netdev, + netdev_features_t features) +{ + if (skb->len + TX_OVERHEAD > MAX_SINGLE_PACKET_SIZE) + features &= ~NETIF_F_GSO_MASK; + + features = vlan_features_check(skb, features); + features = vxlan_features_check(skb, features); + + return features; +} + static const struct net_device_ops lan78xx_netdev_ops = { .ndo_open = lan78xx_open, .ndo_stop = lan78xx_stop, @@ -2903,6 +2920,7 @@ static const struct net_device_ops lan78xx_netdev_ops = { .ndo_set_features = lan78xx_set_features, .ndo_vlan_rx_add_vid = lan78xx_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = lan78xx_vlan_rx_kill_vid, + .ndo_features_check = lan78xx_features_check, }; static int lan78xx_probe(struct usb_interface *intf, @@ -2958,6 +2976,7 @@ static int lan78xx_probe(struct usb_interface *intf, if (netdev->mtu > (dev->hard_mtu - netdev->hard_header_len)) netdev->mtu = dev->hard_mtu - netdev->hard_header_len; + netif_set_gso_max_size(netdev, MAX_SINGLE_PACKET_SIZE - MAX_HEADER); dev->ep_blkin = (intf->cur_altsetting)->endpoint + 0; dev->ep_blkout = (intf->cur_altsetting)->endpoint + 1; diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c index 17fac0121e56..4f505eb4f422 100644 --- a/drivers/net/usb/pegasus.c +++ b/drivers/net/usb/pegasus.c @@ -285,7 +285,7 @@ static void mdio_write(struct net_device *dev, int phy_id, int loc, int val) static int read_eprom_word(pegasus_t *pegasus, __u8 index, __u16 *retdata) { int i; - __u8 tmp; + __u8 tmp = 0; __le16 retdatai; int ret; diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 3b67140eed73..4391430e2527 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -717,7 +717,9 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x19d2, 0x2002, 4)}, /* ZTE (Vodafone) K3765-Z */ {QMI_FIXED_INTF(0x2001, 0x7e19, 4)}, /* D-Link DWM-221 B1 */ {QMI_FIXED_INTF(0x2001, 0x7e35, 4)}, /* D-Link DWM-222 */ + {QMI_FIXED_INTF(0x2020, 0x2031, 4)}, /* Olicard 600 */ {QMI_FIXED_INTF(0x2020, 0x2033, 4)}, /* BroadMobi BM806U */ + {QMI_FIXED_INTF(0x2020, 0x2060, 4)}, /* BroadMobi BM818 */ {QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */ {QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */ {QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */ diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 2d83689374bb..23e299c86b81 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -671,8 +671,11 @@ int get_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data) ret = usb_control_msg(tp->udev, usb_rcvctrlpipe(tp->udev, 0), RTL8152_REQ_GET_REGS, RTL8152_REQT_READ, value, index, tmp, size, 500); + if (ret < 0) + memset(data, 0xff, size); + else + memcpy(data, tmp, size); - memcpy(data, tmp, size); kfree(tmp); return ret; @@ -4240,6 +4243,9 @@ static int rtl8152_probe(struct usb_interface *intf, return -ENODEV; } + if (intf->cur_altsetting->desc.bNumEndpoints < 3) + return -ENODEV; + usb_reset_device(udev); netdev = alloc_etherdev(sizeof(struct r8152)); if (!netdev) { @@ -4307,6 +4313,11 @@ static int rtl8152_probe(struct usb_interface *intf, intf->needs_remote_wakeup = 1; + if (!rtl_can_wakeup(tp)) + __rtl_set_wol(tp, 0); + else + tp->saved_wolopts = __rtl_get_wol(tp); + tp->rtl_ops.init(tp); set_ethernet_addr(tp); @@ -4319,10 +4330,6 @@ static int rtl8152_probe(struct usb_interface *intf, goto out1; } - if (!rtl_can_wakeup(tp)) - __rtl_set_wol(tp, 0); - - tp->saved_wolopts = __rtl_get_wol(tp); if (tp->saved_wolopts) device_set_wakeup_enable(&udev->dev, true); else diff --git a/drivers/net/usb/sr9800.c b/drivers/net/usb/sr9800.c index 004c955c1fd1..da0ae16f5c74 100644 --- a/drivers/net/usb/sr9800.c +++ b/drivers/net/usb/sr9800.c @@ -336,7 +336,7 @@ static void sr_set_multicast(struct net_device *net) static int sr_mdio_read(struct net_device *net, int phy_id, int loc) { struct usbnet *dev = netdev_priv(net); - __le16 res; + __le16 res = 0; mutex_lock(&dev->phy_mutex); sr_set_sw_mii(dev); diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 9710cf71054a..5a09aff4155a 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -115,6 +115,11 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf) int intr = 0; e = alt->endpoint + ep; + + /* ignore endpoints which cannot transfer data */ + if (!usb_endpoint_maxp(&e->desc)) + continue; + switch (e->desc.bmAttributes) { case USB_ENDPOINT_XFER_INT: if (!usb_endpoint_dir_in(&e->desc)) @@ -347,6 +352,8 @@ void usbnet_update_max_qlen(struct usbnet *dev) { enum usb_device_speed speed = dev->udev->speed; + if (!dev->rx_urb_size || !dev->hard_mtu) + goto insanity; switch (speed) { case USB_SPEED_HIGH: dev->rx_qlen = MAX_QUEUE_MEMORY / dev->rx_urb_size; @@ -362,6 +369,7 @@ void usbnet_update_max_qlen(struct usbnet *dev) dev->tx_qlen = 5 * MAX_QUEUE_MEMORY / dev->hard_mtu; break; default: +insanity: dev->rx_qlen = dev->tx_qlen = 4; } } @@ -499,6 +507,7 @@ static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags) if (netif_running (dev->net) && netif_device_present (dev->net) && + test_bit(EVENT_DEV_OPEN, &dev->flags) && !test_bit (EVENT_RX_HALT, &dev->flags) && !test_bit (EVENT_DEV_ASLEEP, &dev->flags)) { switch (retval = usb_submit_urb (urb, GFP_ATOMIC)) { @@ -1385,6 +1394,11 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb, spin_unlock_irqrestore(&dev->txq.lock, flags); goto drop; } + if (netif_queue_stopped(net)) { + usb_autopm_put_interface_async(dev->intf); + spin_unlock_irqrestore(&dev->txq.lock, flags); + goto drop; + } #ifdef CONFIG_PM /* if this triggers the device is still a sleep */ diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 5dadfc508ade..133b144ec1aa 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -2006,8 +2006,11 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, ttl = info->key.ttl; tos = info->key.tos; - if (info->options_len) + if (info->options_len) { + if (info->options_len < sizeof(*md)) + goto drop; md = ip_tunnel_info_opts(info); + } } else { md->gbp = skb->mark; } @@ -2065,7 +2068,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, return; } - tos = ip_tunnel_ecn_encap(tos, old_iph, skb); + tos = ip_tunnel_ecn_encap(RT_TOS(tos), old_iph, skb); ttl = ttl ? : ip4_dst_hoplimit(&rt->dst); err = vxlan_xmit_skb(rt, sk, skb, fl4.saddr, dst->sin.sin_addr.s_addr, tos, ttl, df, @@ -3276,10 +3279,8 @@ static void __net_exit vxlan_exit_net(struct net *net) /* If vxlan->dev is in the same netns, it has already been added * to the list by the previous loop. */ - if (!net_eq(dev_net(vxlan->dev), net)) { - gro_cells_destroy(&vxlan->gro_cells); + if (!net_eq(dev_net(vxlan->dev), net)) unregister_netdevice_queue(vxlan->dev, &list); - } } unregister_netdevice_many(&list); diff --git a/drivers/net/wan/sdla.c b/drivers/net/wan/sdla.c index 421ac5f85699..79fd89150947 100644 --- a/drivers/net/wan/sdla.c +++ b/drivers/net/wan/sdla.c @@ -711,7 +711,7 @@ static netdev_tx_t sdla_transmit(struct sk_buff *skb, spin_lock_irqsave(&sdla_lock, flags); SDLA_WINDOW(dev, addr); - pbuf = (void *)(((int) dev->mem_start) + (addr & SDLA_ADDR_MASK)); + pbuf = (void *)(dev->mem_start + (addr & SDLA_ADDR_MASK)); __sdla_write(dev, pbuf->buf_addr, skb->data, skb->len); SDLA_WINDOW(dev, addr); pbuf->opp_flag = 1; diff --git a/drivers/net/wimax/i2400m/fw.c b/drivers/net/wimax/i2400m/fw.c index c9c711dcd0e6..0e6c665a4de8 100644 --- a/drivers/net/wimax/i2400m/fw.c +++ b/drivers/net/wimax/i2400m/fw.c @@ -351,13 +351,15 @@ int i2400m_barker_db_init(const char *_options) } result = i2400m_barker_db_add(barker); if (result < 0) - goto error_add; + goto error_parse_add; } kfree(options_orig); } return 0; +error_parse_add: error_parse: + kfree(options_orig); error_add: kfree(i2400m_barker_db); return result; diff --git a/drivers/net/wimax/i2400m/op-rfkill.c b/drivers/net/wimax/i2400m/op-rfkill.c index b0dba35a8ad2..dc6fe93ce71f 100644 --- a/drivers/net/wimax/i2400m/op-rfkill.c +++ b/drivers/net/wimax/i2400m/op-rfkill.c @@ -147,6 +147,7 @@ error_msg_to_dev: error_alloc: d_fnend(4, dev, "(wimax_dev %p state %d) = %d\n", wimax_dev, state, result); + kfree(cmd); return result; } diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 17c40f06f13e..a44496d8423a 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -5484,7 +5484,7 @@ static int proc_BSSList_open( struct inode *inode, struct file *file ) { we have to add a spin lock... */ rc = readBSSListRid(ai, doLoseSync, &BSSList_rid); while(rc == 0 && BSSList_rid.index != cpu_to_le16(0xffff)) { - ptr += sprintf(ptr, "%pM %*s rssi = %d", + ptr += sprintf(ptr, "%pM %.*s rssi = %d", BSSList_rid.bssid, (int)BSSList_rid.ssidLen, BSSList_rid.ssid, @@ -7808,16 +7808,8 @@ static int readrids(struct net_device *dev, aironet_ioctl *comp) { case AIROGVLIST: ridcode = RID_APLIST; break; case AIROGDRVNAM: ridcode = RID_DRVNAME; break; case AIROGEHTENC: ridcode = RID_ETHERENCAP; break; - case AIROGWEPKTMP: ridcode = RID_WEP_TEMP; - /* Only super-user can read WEP keys */ - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - break; - case AIROGWEPKNV: ridcode = RID_WEP_PERM; - /* Only super-user can read WEP keys */ - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - break; + case AIROGWEPKTMP: ridcode = RID_WEP_TEMP; break; + case AIROGWEPKNV: ridcode = RID_WEP_PERM; break; case AIROGSTAT: ridcode = RID_STATUS; break; case AIROGSTATSD32: ridcode = RID_STATSDELTA; break; case AIROGSTATSC32: ridcode = RID_STATS; break; @@ -7831,7 +7823,13 @@ static int readrids(struct net_device *dev, aironet_ioctl *comp) { return -EINVAL; } - if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) + if (ridcode == RID_WEP_TEMP || ridcode == RID_WEP_PERM) { + /* Only super-user can read WEP keys */ + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + } + + if ((iobuf = kzalloc(RIDSIZE, GFP_KERNEL)) == NULL) return -ENOMEM; PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1); diff --git a/drivers/net/wireless/at76c50x-usb.c b/drivers/net/wireless/at76c50x-usb.c index dab25136214a..da14eca2aa2c 100644 --- a/drivers/net/wireless/at76c50x-usb.c +++ b/drivers/net/wireless/at76c50x-usb.c @@ -2582,8 +2582,8 @@ static int __init at76_mod_init(void) if (result < 0) printk(KERN_ERR DRIVER_NAME ": usb_register failed (status %d)\n", result); - - led_trigger_register_simple("at76_usb-tx", &ledtrig_tx); + else + led_trigger_register_simple("at76_usb-tx", &ledtrig_tx); return result; } diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 3b343c63aa52..5bf22057459e 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -255,7 +255,8 @@ static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata, if (flags & AR5523_CMD_FLAG_MAGIC) hdr->magic = cpu_to_be32(1 << 24); - memcpy(hdr + 1, idata, ilen); + if (ilen) + memcpy(hdr + 1, idata, ilen); cmd->odata = odata; cmd->olen = olen; diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 257836a0cfbc..a7fab3b0a443 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -755,6 +755,7 @@ struct ath10k { struct completion install_key_done; + int last_wmi_vdev_start_status; struct completion vdev_setup_done; struct workqueue_struct *workqueue; diff --git a/drivers/net/wireless/ath/ath10k/hw.c b/drivers/net/wireless/ath/ath10k/hw.c index 7b84d08a5154..12d6549e45a1 100644 --- a/drivers/net/wireless/ath/ath10k/hw.c +++ b/drivers/net/wireless/ath/ath10k/hw.c @@ -128,7 +128,7 @@ const struct ath10k_hw_values qca6174_values = { }; const struct ath10k_hw_values qca99x0_values = { - .rtc_state_val_on = 5, + .rtc_state_val_on = 7, .ce_count = 12, .msi_assign_ce_max = 12, .num_target_ce_config_wlan = 10, diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 398068ad0b62..7fbf2abcfc43 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -850,7 +850,7 @@ static inline int ath10k_vdev_setup_sync(struct ath10k *ar) if (time_left == 0) return -ETIMEDOUT; - return 0; + return ar->last_wmi_vdev_start_status; } static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id) @@ -1502,6 +1502,10 @@ static int ath10k_mac_setup_prb_tmpl(struct ath10k_vif *arvif) if (arvif->vdev_type != WMI_VDEV_TYPE_AP) return 0; + /* For mesh, probe response and beacon share the same template */ + if (ieee80211_vif_is_mesh(vif)) + return 0; + prb = ieee80211_proberesp_get(hw, vif); if (!prb) { ath10k_warn(ar, "failed to get probe resp template from mac80211\n"); diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c index 6d1105ab4592..f9d0f8372e3f 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.c +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -96,6 +96,8 @@ void ath10k_txrx_tx_unref(struct ath10k_htt *htt, info = IEEE80211_SKB_CB(msdu); memset(&info->status, 0, sizeof(info->status)); + info->status.rates[0].idx = -1; + trace_ath10k_txrx_tx_unref(ar, tx_done->msdu_id); if (tx_done->discard) { diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index f201e50447d8..4d8cdbfc9d42 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -2294,7 +2294,8 @@ int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) status->freq, status->band, status->signal, status->rate_idx); - ieee80211_rx(ar->hw, skb); + ieee80211_rx_ni(ar->hw, skb); + return 0; } @@ -2944,18 +2945,31 @@ void ath10k_wmi_event_vdev_start_resp(struct ath10k *ar, struct sk_buff *skb) { struct wmi_vdev_start_ev_arg arg = {}; int ret; + u32 status; ath10k_dbg(ar, ATH10K_DBG_WMI, "WMI_VDEV_START_RESP_EVENTID\n"); + ar->last_wmi_vdev_start_status = 0; + ret = ath10k_wmi_pull_vdev_start(ar, skb, &arg); if (ret) { ath10k_warn(ar, "failed to parse vdev start event: %d\n", ret); - return; + ar->last_wmi_vdev_start_status = ret; + goto out; } - if (WARN_ON(__le32_to_cpu(arg.status))) - return; + status = __le32_to_cpu(arg.status); + if (WARN_ON_ONCE(status)) { + ath10k_warn(ar, "vdev-start-response reports status error: %d (%s)\n", + status, (status == WMI_VDEV_START_CHAN_INVALID) ? + "chan-invalid" : "unknown"); + /* Setup is done one way or another though, so we should still + * do the completion, so don't return here. + */ + ar->last_wmi_vdev_start_status = -EINVAL; + } +out: complete(&ar->vdev_setup_done); } @@ -4065,7 +4079,7 @@ static void ath10k_tpc_config_disp_tables(struct ath10k *ar, rate_code[i], type); snprintf(buff, sizeof(buff), "%8d ", tpc[j]); - strncat(tpc_value, buff, strlen(buff)); + strlcat(tpc_value, buff, sizeof(tpc_value)); } tpc_stats->tpc_table[type].pream_idx[i] = pream_idx; tpc_stats->tpc_table[type].rate_code[i] = rate_code[i]; diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index a8b2553e8988..66148a82ad25 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -5969,11 +5969,17 @@ struct wmi_ch_info_ev_arg { __le32 rx_frame_count; }; +/* From 10.4 firmware, not sure all have the same values. */ +enum wmi_vdev_start_status { + WMI_VDEV_START_OK = 0, + WMI_VDEV_START_CHAN_INVALID, +}; + struct wmi_vdev_start_ev_arg { __le32 vdev_id; __le32 req_id; __le32 resp_type; /* %WMI_VDEV_RESP_ */ - __le32 status; + __le32 status; /* See wmi_vdev_start_status enum above */ }; struct wmi_peer_kick_ev_arg { diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 81ac8c59f0ec..7653fa47508b 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -932,7 +932,7 @@ static int ath6kl_set_probed_ssids(struct ath6kl *ar, else ssid_list[i].flag = ANY_SSID_FLAG; - if (n_match_ssid == 0) + if (ar->wiphy->max_match_sets != 0 && n_match_ssid == 0) ssid_list[i].flag |= MATCH_SSID_FLAG; } @@ -1083,7 +1083,7 @@ void ath6kl_cfg80211_scan_complete_event(struct ath6kl_vif *vif, bool aborted) if (vif->scan_req->n_ssids && vif->scan_req->ssids[0].ssid_len) { for (i = 0; i < vif->scan_req->n_ssids; i++) { ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, - i + 1, DISABLE_SSID_FLAG, + i, DISABLE_SSID_FLAG, 0, NULL); } } diff --git a/drivers/net/wireless/ath/ath6kl/usb.c b/drivers/net/wireless/ath/ath6kl/usb.c index 9da3594fd010..fc22c5f47927 100644 --- a/drivers/net/wireless/ath/ath6kl/usb.c +++ b/drivers/net/wireless/ath/ath6kl/usb.c @@ -132,6 +132,10 @@ ath6kl_usb_alloc_urb_from_pipe(struct ath6kl_usb_pipe *pipe) struct ath6kl_urb_context *urb_context = NULL; unsigned long flags; + /* bail if this pipe is not initialized */ + if (!pipe->ar_usb) + return NULL; + spin_lock_irqsave(&pipe->ar_usb->cs_lock, flags); if (!list_empty(&pipe->urb_list_head)) { urb_context = @@ -150,6 +154,10 @@ static void ath6kl_usb_free_urb_to_pipe(struct ath6kl_usb_pipe *pipe, { unsigned long flags; + /* bail if this pipe is not initialized */ + if (!pipe->ar_usb) + return; + spin_lock_irqsave(&pipe->ar_usb->cs_lock, flags); pipe->urb_cnt++; diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c index a5e1de75a4a3..b2ec254f154e 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.c +++ b/drivers/net/wireless/ath/ath6kl/wmi.c @@ -1178,6 +1178,10 @@ static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, return -EINVAL; ev = (struct wmi_pstream_timeout_event *) datap; + if (ev->traffic_class >= WMM_NUM_AC) { + ath6kl_err("invalid traffic class: %d\n", ev->traffic_class); + return -EINVAL; + } /* * When the pstream (fat pipe == AC) timesout, it means there were @@ -1519,6 +1523,10 @@ static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, return -EINVAL; reply = (struct wmi_cac_event *) datap; + if (reply->ac >= WMM_NUM_AC) { + ath6kl_err("invalid AC: %d\n", reply->ac); + return -EINVAL; + } if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { @@ -2631,7 +2639,7 @@ int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, u16 active_tsids = 0; int ret; - if (traffic_class > 3) { + if (traffic_class >= WMM_NUM_AC) { ath6kl_err("invalid traffic class: %d\n", traffic_class); return -EINVAL; } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index ef493271c712..c876dc2437b0 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -4114,7 +4114,7 @@ static void ar9003_hw_thermometer_apply(struct ath_hw *ah) static void ar9003_hw_thermo_cal_apply(struct ath_hw *ah) { - u32 data, ko, kg; + u32 data = 0, ko, kg; if (!AR_SREV_9462_20_OR_LATER(ah)) return; diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c index 03945731eb65..ec805fe6dddb 100644 --- a/drivers/net/wireless/ath/ath9k/common-spectral.c +++ b/drivers/net/wireless/ath/ath9k/common-spectral.c @@ -411,7 +411,7 @@ ath_cmn_process_ht20_40_fft(struct ath_rx_status *rs, ath_dbg(common, SPECTRAL_SCAN, "Calculated new upper max 0x%X at %i\n", - tmp_mag, i); + tmp_mag, fft_sample_40.upper_max_index); } else for (i = dc_pos; i < SPECTRAL_HT20_40_NUM_BINS; i++) { if (fft_sample_40.data[i] == (upper_mag >> max_exp)) diff --git a/drivers/net/wireless/ath/ath9k/dynack.c b/drivers/net/wireless/ath/ath9k/dynack.c index 22b3cc4c27cd..58205a5bd74b 100644 --- a/drivers/net/wireless/ath/ath9k/dynack.c +++ b/drivers/net/wireless/ath/ath9k/dynack.c @@ -285,9 +285,9 @@ void ath_dynack_node_init(struct ath_hw *ah, struct ath_node *an) an->ackto = ackto; - spin_lock(&da->qlock); + spin_lock_bh(&da->qlock); list_add_tail(&an->list, &da->nodes); - spin_unlock(&da->qlock); + spin_unlock_bh(&da->qlock); } EXPORT_SYMBOL(ath_dynack_node_init); @@ -301,9 +301,9 @@ void ath_dynack_node_deinit(struct ath_hw *ah, struct ath_node *an) { struct ath_dynack *da = &ah->dynack; - spin_lock(&da->qlock); + spin_lock_bh(&da->qlock); list_del(&an->list); - spin_unlock(&da->qlock); + spin_unlock_bh(&da->qlock); } EXPORT_SYMBOL(ath_dynack_node_deinit); diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index c92564b3ec85..1f019df15a67 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -1211,7 +1211,7 @@ err_fw: static int send_eject_command(struct usb_interface *interface) { struct usb_device *udev = interface_to_usbdev(interface); - struct usb_host_interface *iface_desc = &interface->altsetting[0]; + struct usb_host_interface *iface_desc = interface->cur_altsetting; struct usb_endpoint_descriptor *endpoint; unsigned char *cmd; u8 bulk_out_ep; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index cc9648f844ae..0d757ced49ba 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -972,6 +972,8 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, struct ath_htc_rx_status *rxstatus; struct ath_rx_status rx_stats; bool decrypt_error = false; + __be16 rs_datalen; + bool is_phyerr; if (skb->len < HTC_RX_FRAME_HEADER_SIZE) { ath_err(common, "Corrupted RX frame, dropping (len: %d)\n", @@ -981,11 +983,24 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, rxstatus = (struct ath_htc_rx_status *)skb->data; - if (be16_to_cpu(rxstatus->rs_datalen) - - (skb->len - HTC_RX_FRAME_HEADER_SIZE) != 0) { + rs_datalen = be16_to_cpu(rxstatus->rs_datalen); + if (unlikely(rs_datalen - + (skb->len - HTC_RX_FRAME_HEADER_SIZE) != 0)) { ath_err(common, "Corrupted RX data len, dropping (dlen: %d, skblen: %d)\n", - rxstatus->rs_datalen, skb->len); + rs_datalen, skb->len); + goto rx_next; + } + + is_phyerr = rxstatus->rs_status & ATH9K_RXERR_PHY; + /* + * Discard zero-length packets and packets smaller than an ACK + * which are not PHY_ERROR (short radar pulses have a length of 3) + */ + if (unlikely(!rs_datalen || (rs_datalen < 10 && !is_phyerr))) { + ath_warn(common, + "Short RX data len, dropping (dlen: %d)\n", + rs_datalen); goto rx_next; } @@ -1010,7 +1025,7 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, * Process PHY errors and return so that the packet * can be dropped. */ - if (rx_stats.rs_status & ATH9K_RXERR_PHY) { + if (unlikely(is_phyerr)) { /* TODO: Not using DFS processing now. */ if (ath_cmn_process_fft(&priv->spec_priv, hdr, &rx_stats, rx_status->mactime)) { diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 4435c7bbb625..d50e2e8bd998 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -250,8 +250,9 @@ void ath9k_hw_get_channel_centers(struct ath_hw *ah, /* Chip Revisions */ /******************/ -static void ath9k_hw_read_revisions(struct ath_hw *ah) +static bool ath9k_hw_read_revisions(struct ath_hw *ah) { + u32 srev; u32 val; if (ah->get_mac_revision) @@ -267,25 +268,33 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah) val = REG_READ(ah, AR_SREV); ah->hw_version.macRev = MS(val, AR_SREV_REVISION2); } - return; + return true; case AR9300_DEVID_AR9340: ah->hw_version.macVersion = AR_SREV_VERSION_9340; - return; + return true; case AR9300_DEVID_QCA955X: ah->hw_version.macVersion = AR_SREV_VERSION_9550; - return; + return true; case AR9300_DEVID_AR953X: ah->hw_version.macVersion = AR_SREV_VERSION_9531; - return; + return true; case AR9300_DEVID_QCA956X: ah->hw_version.macVersion = AR_SREV_VERSION_9561; - return; + return true; } - val = REG_READ(ah, AR_SREV) & AR_SREV_ID; + srev = REG_READ(ah, AR_SREV); + + if (srev == -EIO) { + ath_err(ath9k_hw_common(ah), + "Failed to read SREV register"); + return false; + } + + val = srev & AR_SREV_ID; if (val == 0xFF) { - val = REG_READ(ah, AR_SREV); + val = srev; ah->hw_version.macVersion = (val & AR_SREV_VERSION2) >> AR_SREV_TYPE2_S; ah->hw_version.macRev = MS(val, AR_SREV_REVISION2); @@ -304,6 +313,8 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah) if (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCIE) ah->is_pciexpress = true; } + + return true; } /************************************/ @@ -556,7 +567,10 @@ static int __ath9k_hw_init(struct ath_hw *ah) struct ath_common *common = ath9k_hw_common(ah); int r = 0; - ath9k_hw_read_revisions(ah); + if (!ath9k_hw_read_revisions(ah)) { + ath_err(common, "Could not read hardware revisions"); + return -EOPNOTSUPP; + } switch (ah->hw_version.macVersion) { case AR_SREV_VERSION_5416_PCI: diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c index 76842e6ca38e..b0f094f2f87f 100644 --- a/drivers/net/wireless/ath/carl9170/usb.c +++ b/drivers/net/wireless/ath/carl9170/usb.c @@ -128,6 +128,8 @@ static struct usb_device_id carl9170_usb_ids[] = { }; MODULE_DEVICE_TABLE(usb, carl9170_usb_ids); +static struct usb_driver carl9170_driver; + static void carl9170_usb_submit_data_urb(struct ar9170 *ar) { struct urb *urb; @@ -968,32 +970,28 @@ err_out: static void carl9170_usb_firmware_failed(struct ar9170 *ar) { - struct device *parent = ar->udev->dev.parent; - struct usb_device *udev; - - /* - * Store a copy of the usb_device pointer locally. - * This is because device_release_driver initiates - * carl9170_usb_disconnect, which in turn frees our - * driver context (ar). + /* Store a copies of the usb_interface and usb_device pointer locally. + * This is because release_driver initiates carl9170_usb_disconnect, + * which in turn frees our driver context (ar). */ - udev = ar->udev; + struct usb_interface *intf = ar->intf; + struct usb_device *udev = ar->udev; complete(&ar->fw_load_wait); + /* at this point 'ar' could be already freed. Don't use it anymore */ + ar = NULL; /* unbind anything failed */ - if (parent) - device_lock(parent); - - device_release_driver(&udev->dev); - if (parent) - device_unlock(parent); + usb_lock_device(udev); + usb_driver_release_interface(&carl9170_driver, intf); + usb_unlock_device(udev); - usb_put_dev(udev); + usb_put_intf(intf); } static void carl9170_usb_firmware_finish(struct ar9170 *ar) { + struct usb_interface *intf = ar->intf; int err; err = carl9170_parse_firmware(ar); @@ -1011,7 +1009,7 @@ static void carl9170_usb_firmware_finish(struct ar9170 *ar) goto err_unrx; complete(&ar->fw_load_wait); - usb_put_dev(ar->udev); + usb_put_intf(intf); return; err_unrx: @@ -1054,7 +1052,6 @@ static int carl9170_usb_probe(struct usb_interface *intf, return PTR_ERR(ar); udev = interface_to_usbdev(intf); - usb_get_dev(udev); ar->udev = udev; ar->intf = intf; ar->features = id->driver_info; @@ -1096,15 +1093,14 @@ static int carl9170_usb_probe(struct usb_interface *intf, atomic_set(&ar->rx_anch_urbs, 0); atomic_set(&ar->rx_pool_urbs, 0); - usb_get_dev(ar->udev); + usb_get_intf(intf); carl9170_set_state(ar, CARL9170_STOPPED); err = request_firmware_nowait(THIS_MODULE, 1, CARL9170FW_NAME, &ar->udev->dev, GFP_KERNEL, ar, carl9170_usb_firmware_step2); if (err) { - usb_put_dev(udev); - usb_put_dev(udev); + usb_put_intf(intf); carl9170_free(ar); } return err; @@ -1133,7 +1129,6 @@ static void carl9170_usb_disconnect(struct usb_interface *intf) carl9170_release_firmware(ar); carl9170_free(ar); - usb_put_dev(udev); } #ifdef CONFIG_PM diff --git a/drivers/net/wireless/ath/dfs_pattern_detector.c b/drivers/net/wireless/ath/dfs_pattern_detector.c index 2303ef96299d..0835828ffed7 100644 --- a/drivers/net/wireless/ath/dfs_pattern_detector.c +++ b/drivers/net/wireless/ath/dfs_pattern_detector.c @@ -111,7 +111,7 @@ static const struct radar_detector_specs jp_radar_ref_types[] = { JP_PATTERN(0, 0, 1, 1428, 1428, 1, 18, 29, false), JP_PATTERN(1, 2, 3, 3846, 3846, 1, 18, 29, false), JP_PATTERN(2, 0, 1, 1388, 1388, 1, 18, 50, false), - JP_PATTERN(3, 1, 2, 4000, 4000, 1, 18, 50, false), + JP_PATTERN(3, 0, 4, 4000, 4000, 1, 18, 50, false), JP_PATTERN(4, 0, 5, 150, 230, 1, 23, 50, false), JP_PATTERN(5, 6, 10, 200, 500, 1, 16, 50, false), JP_PATTERN(6, 11, 20, 200, 500, 1, 12, 50, false), diff --git a/drivers/net/wireless/b43/phy_lp.c b/drivers/net/wireless/b43/phy_lp.c index 058a9f232050..55cb07693ae8 100644 --- a/drivers/net/wireless/b43/phy_lp.c +++ b/drivers/net/wireless/b43/phy_lp.c @@ -1834,7 +1834,7 @@ static void lpphy_papd_cal(struct b43_wldev *dev, struct lpphy_tx_gains gains, static void lpphy_papd_cal_txpwr(struct b43_wldev *dev) { struct b43_phy_lp *lpphy = dev->phy.lp; - struct lpphy_tx_gains gains, oldgains; + struct lpphy_tx_gains oldgains; int old_txpctl, old_afe_ovr, old_rf, old_bbmult; lpphy_read_tx_pctl_mode_from_hardware(dev); @@ -1848,9 +1848,9 @@ static void lpphy_papd_cal_txpwr(struct b43_wldev *dev) lpphy_set_tx_power_control(dev, B43_LPPHY_TXPCTL_OFF); if (dev->dev->chip_id == 0x4325 && dev->dev->chip_rev == 0) - lpphy_papd_cal(dev, gains, 0, 1, 30); + lpphy_papd_cal(dev, oldgains, 0, 1, 30); else - lpphy_papd_cal(dev, gains, 0, 1, 65); + lpphy_papd_cal(dev, oldgains, 0, 1, 65); if (old_afe_ovr) lpphy_set_tx_gains(dev, oldgains); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bus.h b/drivers/net/wireless/brcm80211/brcmfmac/bus.h index 230cad788ace..84b8b1eaa22c 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/bus.h @@ -214,7 +214,9 @@ bool brcmf_c_prec_enq(struct device *dev, struct pktq *q, struct sk_buff *pkt, int prec); /* Receive frame for delivery to OS. Callee disposes of rxp. */ -void brcmf_rx_frame(struct device *dev, struct sk_buff *rxp); +void brcmf_rx_frame(struct device *dev, struct sk_buff *rxp, bool handle_event); +/* Receive async event packet from firmware. Callee disposes of rxp. */ +void brcmf_rx_event(struct device *dev, struct sk_buff *rxp); /* Indication from bus module regarding presence/insertion of dongle. */ int brcmf_attach(struct device *dev); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c index ad35e760ed3f..231c0ba6acb9 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c @@ -3328,9 +3328,15 @@ brcmf_notify_sched_scan_results(struct brcmf_if *ifp, struct brcmf_pno_scanresults_le *pfn_result; u32 result_count; u32 status; + u32 datalen; brcmf_dbg(SCAN, "Enter\n"); + if (e->datalen < (sizeof(*pfn_result) + sizeof(*netinfo))) { + brcmf_dbg(SCAN, "Event data to small. Ignore\n"); + return 0; + } + if (e->event_code == BRCMF_E_PFN_NET_LOST) { brcmf_dbg(SCAN, "PFN NET LOST event. Do Nothing\n"); return 0; @@ -3349,6 +3355,14 @@ brcmf_notify_sched_scan_results(struct brcmf_if *ifp, if (result_count > 0) { int i; + data += sizeof(struct brcmf_pno_scanresults_le); + netinfo_start = (struct brcmf_pno_net_info_le *)data; + datalen = e->datalen - ((void *)netinfo_start - (void *)pfn_result); + if (datalen < result_count * sizeof(*netinfo)) { + brcmf_err("insufficient event data\n"); + goto out_err; + } + request = kzalloc(sizeof(*request), GFP_KERNEL); ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); @@ -3358,9 +3372,6 @@ brcmf_notify_sched_scan_results(struct brcmf_if *ifp, } request->wiphy = wiphy; - data += sizeof(struct brcmf_pno_scanresults_le); - netinfo_start = (struct brcmf_pno_net_info_le *)data; - for (i = 0; i < result_count; i++) { netinfo = &netinfo_start[i]; if (!netinfo) { @@ -3370,6 +3381,8 @@ brcmf_notify_sched_scan_results(struct brcmf_if *ifp, goto out_err; } + if (netinfo->SSID_len > IEEE80211_MAX_SSID_LEN) + netinfo->SSID_len = IEEE80211_MAX_SSID_LEN; brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", netinfo->SSID, netinfo->channel); memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); @@ -4836,6 +4849,8 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, conn_info->req_ie = kmemdup(cfg->extra_buf, conn_info->req_ie_len, GFP_KERNEL); + if (!conn_info->req_ie) + conn_info->req_ie_len = 0; } else { conn_info->req_ie_len = 0; conn_info->req_ie = NULL; @@ -4852,6 +4867,8 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, conn_info->resp_ie = kmemdup(cfg->extra_buf, conn_info->resp_ie_len, GFP_KERNEL); + if (!conn_info->resp_ie) + conn_info->resp_ie_len = 0; } else { conn_info->resp_ie_len = 0; conn_info->resp_ie = NULL; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/core.c b/drivers/net/wireless/brcm80211/brcmfmac/core.c index 82753e7c7e7c..3082391c3062 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c @@ -303,15 +303,9 @@ void brcmf_txflowblock(struct device *dev, bool state) void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb) { - skb->dev = ifp->ndev; - skb->protocol = eth_type_trans(skb, skb->dev); - if (skb->pkt_type == PACKET_MULTICAST) ifp->stats.multicast++; - /* Process special event packets */ - brcmf_fweh_process_skb(ifp->drvr, skb); - if (!(ifp->ndev->flags & IFF_UP)) { brcmu_pkt_buf_free_skb(skb); return; @@ -526,7 +520,7 @@ netif_rx: } } -void brcmf_rx_frame(struct device *dev, struct sk_buff *skb) +void brcmf_rx_frame(struct device *dev, struct sk_buff *skb, bool handle_event) { struct brcmf_if *ifp; struct brcmf_bus *bus_if = dev_get_drvdata(dev); @@ -546,11 +540,44 @@ void brcmf_rx_frame(struct device *dev, struct sk_buff *skb) return; } + skb->protocol = eth_type_trans(skb, ifp->ndev); + rd = (struct brcmf_skb_reorder_data *)skb->cb; - if (rd->reorder) + if (rd->reorder) { brcmf_rxreorder_process_info(ifp, rd->reorder, skb); - else + } else { + /* Process special event packets */ + if (handle_event) + brcmf_fweh_process_skb(ifp->drvr, skb, + BCMILCP_SUBTYPE_VENDOR_LONG); + brcmf_netif_rx(ifp, skb); + } +} + +void brcmf_rx_event(struct device *dev, struct sk_buff *skb) +{ + struct brcmf_if *ifp; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; + int ret; + + brcmf_dbg(EVENT, "Enter: %s: rxp=%p\n", dev_name(dev), skb); + + /* process and remove protocol-specific header */ + ret = brcmf_proto_hdrpull(drvr, true, skb, &ifp); + + if (ret || !ifp || !ifp->ndev) { + if (ret != -ENODATA && ifp) + ifp->stats.rx_errors++; + brcmu_pkt_buf_free_skb(skb); + return; + } + + skb->protocol = eth_type_trans(skb, ifp->ndev); + + brcmf_fweh_process_skb(ifp->drvr, skb, 0); + brcmu_pkt_buf_free_skb(skb); } void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c index 3878b6f6cfce..f9aa37032c2d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c @@ -26,50 +26,6 @@ #include "fwil.h" /** - * struct brcm_ethhdr - broadcom specific ether header. - * - * @subtype: subtype for this packet. - * @length: TODO: length of appended data. - * @version: version indication. - * @oui: OUI of this packet. - * @usr_subtype: subtype for this OUI. - */ -struct brcm_ethhdr { - __be16 subtype; - __be16 length; - u8 version; - u8 oui[3]; - __be16 usr_subtype; -} __packed; - -struct brcmf_event_msg_be { - __be16 version; - __be16 flags; - __be32 event_type; - __be32 status; - __be32 reason; - __be32 auth_type; - __be32 datalen; - u8 addr[ETH_ALEN]; - char ifname[IFNAMSIZ]; - u8 ifidx; - u8 bsscfgidx; -} __packed; - -/** - * struct brcmf_event - contents of broadcom event packet. - * - * @eth: standard ether header. - * @hdr: broadcom specific ether header. - * @msg: common part of the actual event message. - */ -struct brcmf_event { - struct ethhdr eth; - struct brcm_ethhdr hdr; - struct brcmf_event_msg_be msg; -} __packed; - -/** * struct brcmf_fweh_queue_item - event item on event queue. * * @q: list element for queuing. @@ -85,6 +41,7 @@ struct brcmf_fweh_queue_item { u8 ifidx; u8 ifaddr[ETH_ALEN]; struct brcmf_event_msg_be emsg; + u32 datalen; u8 data[0]; }; @@ -294,6 +251,11 @@ static void brcmf_fweh_event_worker(struct work_struct *work) brcmf_dbg_hex_dump(BRCMF_EVENT_ON(), event->data, min_t(u32, emsg.datalen, 64), "event payload, len=%d\n", emsg.datalen); + if (emsg.datalen > event->datalen) { + brcmf_err("event invalid length header=%d, msg=%d\n", + event->datalen, emsg.datalen); + goto event_free; + } /* special handling of interface event */ if (event->code == BRCMF_E_IF) { @@ -439,7 +401,8 @@ int brcmf_fweh_activate_events(struct brcmf_if *ifp) * dispatch the event to a registered handler (using worker). */ void brcmf_fweh_process_event(struct brcmf_pub *drvr, - struct brcmf_event *event_packet) + struct brcmf_event *event_packet, + u32 packet_len) { enum brcmf_fweh_event_code code; struct brcmf_fweh_info *fweh = &drvr->fweh; @@ -459,6 +422,9 @@ void brcmf_fweh_process_event(struct brcmf_pub *drvr, if (code != BRCMF_E_IF && !fweh->evt_handler[code]) return; + if (datalen > BRCMF_DCMD_MAXLEN) + return; + if (in_interrupt()) alloc_flag = GFP_ATOMIC; @@ -472,6 +438,7 @@ void brcmf_fweh_process_event(struct brcmf_pub *drvr, /* use memcpy to get aligned event message */ memcpy(&event->emsg, &event_packet->msg, sizeof(event->emsg)); memcpy(event->data, data, datalen); + event->datalen = datalen; memcpy(event->ifaddr, event_packet->eth.h_dest, ETH_ALEN); brcmf_fweh_queue_event(fweh, event); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fweh.h b/drivers/net/wireless/brcm80211/brcmfmac/fweh.h index d9a942842382..b53db92341ce 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fweh.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/fweh.h @@ -27,7 +27,6 @@ struct brcmf_pub; struct brcmf_if; struct brcmf_cfg80211_info; -struct brcmf_event; /* list of firmware events */ #define BRCMF_FWEH_EVENT_ENUM_DEFLIST \ @@ -180,11 +179,53 @@ enum brcmf_fweh_event_code { /** * definitions for event packet validation. */ -#define BRCMF_EVENT_OUI_OFFSET 19 -#define BRCM_OUI "\x00\x10\x18" -#define DOT11_OUI_LEN 3 -#define BCMILCP_BCM_SUBTYPE_EVENT 1 +#define BRCM_OUI "\x00\x10\x18" +#define BCMILCP_BCM_SUBTYPE_EVENT 1 +#define BCMILCP_SUBTYPE_VENDOR_LONG 32769 +/** + * struct brcm_ethhdr - broadcom specific ether header. + * + * @subtype: subtype for this packet. + * @length: TODO: length of appended data. + * @version: version indication. + * @oui: OUI of this packet. + * @usr_subtype: subtype for this OUI. + */ +struct brcm_ethhdr { + __be16 subtype; + __be16 length; + u8 version; + u8 oui[3]; + __be16 usr_subtype; +} __packed; + +struct brcmf_event_msg_be { + __be16 version; + __be16 flags; + __be32 event_type; + __be32 status; + __be32 reason; + __be32 auth_type; + __be32 datalen; + u8 addr[ETH_ALEN]; + char ifname[IFNAMSIZ]; + u8 ifidx; + u8 bsscfgidx; +} __packed; + +/** + * struct brcmf_event - contents of broadcom event packet. + * + * @eth: standard ether header. + * @hdr: broadcom specific ether header. + * @msg: common part of the actual event message. + */ +struct brcmf_event { + struct ethhdr eth; + struct brcm_ethhdr hdr; + struct brcmf_event_msg_be msg; +} __packed; /** * struct brcmf_event_msg - firmware event message. @@ -256,34 +297,43 @@ void brcmf_fweh_unregister(struct brcmf_pub *drvr, enum brcmf_fweh_event_code code); int brcmf_fweh_activate_events(struct brcmf_if *ifp); void brcmf_fweh_process_event(struct brcmf_pub *drvr, - struct brcmf_event *event_packet); + struct brcmf_event *event_packet, + u32 packet_len); void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing); static inline void brcmf_fweh_process_skb(struct brcmf_pub *drvr, - struct sk_buff *skb) + struct sk_buff *skb, u16 stype) { struct brcmf_event *event_packet; - u8 *data; - u16 usr_stype; + u16 subtype, usr_stype; /* only process events when protocol matches */ if (skb->protocol != cpu_to_be16(ETH_P_LINK_CTL)) return; - /* check for BRCM oui match */ + if ((skb->len + ETH_HLEN) < sizeof(*event_packet)) + return; + event_packet = (struct brcmf_event *)skb_mac_header(skb); - data = (u8 *)event_packet; - data += BRCMF_EVENT_OUI_OFFSET; - if (memcmp(BRCM_OUI, data, DOT11_OUI_LEN)) + + /* check subtype if needed */ + if (unlikely(stype)) { + subtype = get_unaligned_be16(&event_packet->hdr.subtype); + if (subtype != stype) + return; + } + + /* check for BRCM oui match */ + if (memcmp(BRCM_OUI, &event_packet->hdr.oui[0], + sizeof(event_packet->hdr.oui))) return; /* final match on usr_subtype */ - data += DOT11_OUI_LEN; - usr_stype = get_unaligned_be16(data); + usr_stype = get_unaligned_be16(&event_packet->hdr.usr_subtype); if (usr_stype != BCMILCP_BCM_SUBTYPE_EVENT) return; - brcmf_fweh_process_event(drvr, event_packet); + brcmf_fweh_process_event(drvr, event_packet, skb->len + ETH_HLEN); } #endif /* FWEH_H_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c index 44e618f9d890..6f7138cea555 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c @@ -20,6 +20,7 @@ #include <linux/types.h> #include <linux/netdevice.h> +#include <linux/etherdevice.h> #include <brcmu_utils.h> #include <brcmu_wifi.h> @@ -1076,28 +1077,13 @@ static void brcmf_msgbuf_rxbuf_event_post(struct brcmf_msgbuf *msgbuf) } -static void -brcmf_msgbuf_rx_skb(struct brcmf_msgbuf *msgbuf, struct sk_buff *skb, - u8 ifidx) -{ - struct brcmf_if *ifp; - - ifp = brcmf_get_ifp(msgbuf->drvr, ifidx); - if (!ifp || !ifp->ndev) { - brcmf_err("Received pkt for invalid ifidx %d\n", ifidx); - brcmu_pkt_buf_free_skb(skb); - return; - } - brcmf_netif_rx(ifp, skb); -} - - static void brcmf_msgbuf_process_event(struct brcmf_msgbuf *msgbuf, void *buf) { struct msgbuf_rx_event *event; u32 idx; u16 buflen; struct sk_buff *skb; + struct brcmf_if *ifp; event = (struct msgbuf_rx_event *)buf; idx = le32_to_cpu(event->msg.request_id); @@ -1117,7 +1103,19 @@ static void brcmf_msgbuf_process_event(struct brcmf_msgbuf *msgbuf, void *buf) skb_trim(skb, buflen); - brcmf_msgbuf_rx_skb(msgbuf, skb, event->msg.ifidx); + ifp = brcmf_get_ifp(msgbuf->drvr, event->msg.ifidx); + if (!ifp || !ifp->ndev) { + brcmf_err("Received pkt for invalid ifidx %d\n", + event->msg.ifidx); + goto exit; + } + + skb->protocol = eth_type_trans(skb, ifp->ndev); + + brcmf_fweh_process_skb(ifp->drvr, skb, 0); + +exit: + brcmu_pkt_buf_free_skb(skb); } @@ -1129,6 +1127,7 @@ brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf) u16 data_offset; u16 buflen; u32 idx; + struct brcmf_if *ifp; brcmf_msgbuf_update_rxbufpost_count(msgbuf, 1); @@ -1149,7 +1148,14 @@ brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf) skb_trim(skb, buflen); - brcmf_msgbuf_rx_skb(msgbuf, skb, rx_complete->msg.ifidx); + ifp = brcmf_get_ifp(msgbuf->drvr, rx_complete->msg.ifidx); + if (!ifp || !ifp->ndev) { + brcmf_err("Received pkt for invalid ifidx %d\n", + rx_complete->msg.ifidx); + brcmu_pkt_buf_free_skb(skb); + return; + } + brcmf_netif_rx(ifp, skb); } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/p2p.c b/drivers/net/wireless/brcm80211/brcmfmac/p2p.c index 3196245ab820..7dae935701a7 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/p2p.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/p2p.c @@ -1365,6 +1365,11 @@ int brcmf_p2p_notify_action_frame_rx(struct brcmf_if *ifp, u16 mgmt_type; u8 action; + if (e->datalen < sizeof(*rxframe)) { + brcmf_dbg(SCAN, "Event data to small. Ignore\n"); + return 0; + } + ch.chspec = be16_to_cpu(rxframe->chanspec); cfg->d11inf.decchspec(&ch); /* Check if wpa_supplicant has registered for this frame */ @@ -1464,10 +1469,12 @@ int brcmf_p2p_notify_action_tx_complete(struct brcmf_if *ifp, return 0; if (e->event_code == BRCMF_E_ACTION_FRAME_COMPLETE) { - if (e->status == BRCMF_E_STATUS_SUCCESS) + if (e->status == BRCMF_E_STATUS_SUCCESS) { set_bit(BRCMF_P2P_STATUS_ACTION_TX_COMPLETED, &p2p->status); - else { + if (!p2p->wait_for_offchan_complete) + complete(&p2p->send_af_done); + } else { set_bit(BRCMF_P2P_STATUS_ACTION_TX_NOACK, &p2p->status); /* If there is no ack, we don't need to wait for * WLC_E_ACTION_FRAME_OFFCHAN_COMPLETE event @@ -1518,6 +1525,17 @@ static s32 brcmf_p2p_tx_action_frame(struct brcmf_p2p_info *p2p, p2p->af_sent_channel = le32_to_cpu(af_params->channel); p2p->af_tx_sent_jiffies = jiffies; + if (test_bit(BRCMF_P2P_STATUS_DISCOVER_LISTEN, &p2p->status) && + p2p->af_sent_channel == + ieee80211_frequency_to_channel(p2p->remain_on_channel.center_freq)) + p2p->wait_for_offchan_complete = false; + else + p2p->wait_for_offchan_complete = true; + + brcmf_dbg(TRACE, "Waiting for %s tx completion event\n", + (p2p->wait_for_offchan_complete) ? + "off-channel" : "on-channel"); + timeout = wait_for_completion_timeout(&p2p->send_af_done, msecs_to_jiffies(P2P_AF_MAX_WAIT_TIME)); @@ -1862,6 +1880,11 @@ s32 brcmf_p2p_notify_rx_mgmt_p2p_probereq(struct brcmf_if *ifp, brcmf_dbg(INFO, "Enter: event %d reason %d\n", e->event_code, e->reason); + if (e->datalen < sizeof(*rxframe)) { + brcmf_dbg(SCAN, "Event data to small. Ignore\n"); + return 0; + } + ch.chspec = be16_to_cpu(rxframe->chanspec); cfg->d11inf.decchspec(&ch); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/p2p.h b/drivers/net/wireless/brcm80211/brcmfmac/p2p.h index 5d49059021a9..59e902adfc08 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/p2p.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/p2p.h @@ -125,6 +125,7 @@ struct afx_hdl { * @gon_req_action: about to send go negotiation requets frame. * @block_gon_req_tx: drop tx go negotiation requets frame. * @p2pdev_dynamically: is p2p device if created by module param or supplicant. + * @wait_for_offchan_complete: wait for off-channel tx completion event. */ struct brcmf_p2p_info { struct brcmf_cfg80211_info *cfg; @@ -146,6 +147,7 @@ struct brcmf_p2p_info { bool gon_req_action; bool block_gon_req_tx; bool p2pdev_dynamically; + bool wait_for_offchan_complete; }; s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c index 35f62b00f1df..9954e641c943 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c @@ -1394,6 +1394,17 @@ static inline u8 brcmf_sdio_getdatoffset(u8 *swheader) return (u8)((hdrvalue & SDPCM_DOFFSET_MASK) >> SDPCM_DOFFSET_SHIFT); } +static inline bool brcmf_sdio_fromevntchan(u8 *swheader) +{ + u32 hdrvalue; + u8 ret; + + hdrvalue = *(u32 *)swheader; + ret = (u8)((hdrvalue & SDPCM_CHANNEL_MASK) >> SDPCM_CHANNEL_SHIFT); + + return (ret == SDPCM_EVENT_CHANNEL); +} + static int brcmf_sdio_hdparse(struct brcmf_sdio *bus, u8 *header, struct brcmf_sdio_hdrinfo *rd, enum brcmf_sdio_frmtype type) @@ -1754,7 +1765,11 @@ static u8 brcmf_sdio_rxglom(struct brcmf_sdio *bus, u8 rxseq) pfirst->len, pfirst->next, pfirst->prev); skb_unlink(pfirst, &bus->glom); - brcmf_rx_frame(bus->sdiodev->dev, pfirst); + if (brcmf_sdio_fromevntchan(&dptr[SDPCM_HWHDR_LEN])) + brcmf_rx_event(bus->sdiodev->dev, pfirst); + else + brcmf_rx_frame(bus->sdiodev->dev, pfirst, + false); bus->sdcnt.rxglompkts++; } @@ -2081,18 +2096,19 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) __skb_trim(pkt, rd->len); skb_pull(pkt, rd->dat_offset); + if (pkt->len == 0) + brcmu_pkt_buf_free_skb(pkt); + else if (rd->channel == SDPCM_EVENT_CHANNEL) + brcmf_rx_event(bus->sdiodev->dev, pkt); + else + brcmf_rx_frame(bus->sdiodev->dev, pkt, + false); + /* prepare the descriptor for the next read */ rd->len = rd->len_nxtfrm << 4; rd->len_nxtfrm = 0; /* treat all packet as event if we don't know */ rd->channel = SDPCM_EVENT_CHANNEL; - - if (pkt->len == 0) { - brcmu_pkt_buf_free_skb(pkt); - continue; - } - - brcmf_rx_frame(bus->sdiodev->dev, pkt); } rxcount = maxframes - rxleft; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c index 689e64d004bc..2cb3f12dccbd 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c @@ -144,7 +144,7 @@ struct brcmf_usbdev_info { struct usb_device *usbdev; struct device *dev; - struct mutex dev_init_lock; + struct completion dev_init_done; int ctl_in_pipe, ctl_out_pipe; struct urb *ctl_urb; /* URB for control endpoint */ @@ -426,6 +426,7 @@ fail: usb_free_urb(req->urb); list_del(q->next); } + kfree(reqs); return NULL; } @@ -502,7 +503,7 @@ static void brcmf_usb_rx_complete(struct urb *urb) if (devinfo->bus_pub.state == BRCMFMAC_USB_STATE_UP) { skb_put(skb, urb->actual_length); - brcmf_rx_frame(devinfo->dev, skb); + brcmf_rx_frame(devinfo->dev, skb, true); brcmf_usb_rx_refill(devinfo, req); } else { brcmu_pkt_buf_free_skb(skb); @@ -669,12 +670,18 @@ static int brcmf_usb_up(struct device *dev) static void brcmf_cancel_all_urbs(struct brcmf_usbdev_info *devinfo) { + int i; + if (devinfo->ctl_urb) usb_kill_urb(devinfo->ctl_urb); if (devinfo->bulk_urb) usb_kill_urb(devinfo->bulk_urb); - brcmf_usb_free_q(&devinfo->tx_postq, true); - brcmf_usb_free_q(&devinfo->rx_postq, true); + if (devinfo->tx_reqs) + for (i = 0; i < devinfo->bus_pub.ntxq; i++) + usb_kill_urb(devinfo->tx_reqs[i].urb); + if (devinfo->rx_reqs) + for (i = 0; i < devinfo->bus_pub.nrxq; i++) + usb_kill_urb(devinfo->rx_reqs[i].urb); } static void brcmf_usb_down(struct device *dev) @@ -1226,11 +1233,11 @@ static void brcmf_usb_probe_phase2(struct device *dev, if (ret) goto error; - mutex_unlock(&devinfo->dev_init_lock); + complete(&devinfo->dev_init_done); return; error: brcmf_dbg(TRACE, "failed: dev=%s, err=%d\n", dev_name(dev), ret); - mutex_unlock(&devinfo->dev_init_lock); + complete(&devinfo->dev_init_done); device_release_driver(dev); } @@ -1268,7 +1275,7 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo) if (ret) goto fail; /* we are done */ - mutex_unlock(&devinfo->dev_init_lock); + complete(&devinfo->dev_init_done); return 0; } bus->chip = bus_pub->devid; @@ -1322,11 +1329,10 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) devinfo->usbdev = usb; devinfo->dev = &usb->dev; - /* Take an init lock, to protect for disconnect while still loading. + /* Init completion, to protect for disconnect while still loading. * Necessary because of the asynchronous firmware load construction */ - mutex_init(&devinfo->dev_init_lock); - mutex_lock(&devinfo->dev_init_lock); + init_completion(&devinfo->dev_init_done); usb_set_intfdata(intf, devinfo); @@ -1347,7 +1353,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) goto fail; } - desc = &intf->altsetting[0].desc; + desc = &intf->cur_altsetting->desc; if ((desc->bInterfaceClass != USB_CLASS_VENDOR_SPEC) || (desc->bInterfaceSubClass != 2) || (desc->bInterfaceProtocol != 0xff)) { @@ -1360,7 +1366,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) num_of_eps = desc->bNumEndpoints; for (ep = 0; ep < num_of_eps; ep++) { - endpoint = &intf->altsetting[0].endpoint[ep].desc; + endpoint = &intf->cur_altsetting->endpoint[ep].desc; endpoint_num = usb_endpoint_num(endpoint); if (!usb_endpoint_xfer_bulk(endpoint)) continue; @@ -1402,7 +1408,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) return 0; fail: - mutex_unlock(&devinfo->dev_init_lock); + complete(&devinfo->dev_init_done); kfree(devinfo); usb_set_intfdata(intf, NULL); return ret; @@ -1417,7 +1423,7 @@ brcmf_usb_disconnect(struct usb_interface *intf) devinfo = (struct brcmf_usbdev_info *)usb_get_intfdata(intf); if (devinfo) { - mutex_lock(&devinfo->dev_init_lock); + wait_for_completion(&devinfo->dev_init_done); /* Make sure that devinfo still exists. Firmware probe routines * may have released the device and cleared the intfdata. */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/vendor.c b/drivers/net/wireless/brcm80211/brcmfmac/vendor.c index 8eff2753abad..d493021f6031 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/vendor.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/vendor.c @@ -35,9 +35,10 @@ static int brcmf_cfg80211_vndr_cmds_dcmd_handler(struct wiphy *wiphy, struct brcmf_if *ifp; const struct brcmf_vndr_dcmd_hdr *cmdhdr = data; struct sk_buff *reply; - int ret, payload, ret_len; + unsigned int payload, ret_len; void *dcmd_buf = NULL, *wr_pointer; u16 msglen, maxmsglen = PAGE_SIZE - 0x100; + int ret; if (len < sizeof(*cmdhdr)) { brcmf_err("vendor command too short: %d\n", len); @@ -65,7 +66,7 @@ static int brcmf_cfg80211_vndr_cmds_dcmd_handler(struct wiphy *wiphy, brcmf_err("oversize return buffer %d\n", ret_len); ret_len = BRCMF_DCMD_MAXLEN; } - payload = max(ret_len, len) + 1; + payload = max_t(unsigned int, ret_len, len) + 1; dcmd_buf = vzalloc(payload); if (NULL == dcmd_buf) return -ENOMEM; diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c index 61ae2768132a..a4e1eec96c60 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c @@ -502,6 +502,7 @@ brcms_ops_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) } spin_lock_bh(&wl->lock); + wl->wlc->vif = vif; wl->mute_tx = false; brcms_c_mute(wl->wlc, false); if (vif->type == NL80211_IFTYPE_STATION) @@ -519,6 +520,11 @@ brcms_ops_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) static void brcms_ops_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { + struct brcms_info *wl = hw->priv; + + spin_lock_bh(&wl->lock); + wl->wlc->vif = NULL; + spin_unlock_bh(&wl->lock); } static int brcms_ops_config(struct ieee80211_hw *hw, u32 changed) @@ -840,8 +846,8 @@ brcms_ops_ampdu_action(struct ieee80211_hw *hw, status = brcms_c_aggregatable(wl->wlc, tid); spin_unlock_bh(&wl->lock); if (!status) { - brcms_err(wl->wlc->hw->d11core, - "START: tid %d is not agg\'able\n", tid); + brcms_dbg_ht(wl->wlc->hw->d11core, + "START: tid %d is not agg\'able\n", tid); return -EINVAL; } ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); @@ -937,6 +943,25 @@ static void brcms_ops_set_tsf(struct ieee80211_hw *hw, spin_unlock_bh(&wl->lock); } +static int brcms_ops_beacon_set_tim(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, bool set) +{ + struct brcms_info *wl = hw->priv; + struct sk_buff *beacon = NULL; + u16 tim_offset = 0; + + spin_lock_bh(&wl->lock); + if (wl->wlc->vif) + beacon = ieee80211_beacon_get_tim(hw, wl->wlc->vif, + &tim_offset, NULL); + if (beacon) + brcms_c_set_new_beacon(wl->wlc, beacon, tim_offset, + wl->wlc->vif->bss_conf.dtim_period); + spin_unlock_bh(&wl->lock); + + return 0; +} + static const struct ieee80211_ops brcms_ops = { .tx = brcms_ops_tx, .start = brcms_ops_start, @@ -955,6 +980,7 @@ static const struct ieee80211_ops brcms_ops = { .flush = brcms_ops_flush, .get_tsf = brcms_ops_get_tsf, .set_tsf = brcms_ops_set_tsf, + .set_tim = brcms_ops_beacon_set_tim, }; void brcms_dpc(unsigned long data) diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.h b/drivers/net/wireless/brcm80211/brcmsmac/main.h index c4d135cff04a..9f76b880814e 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.h +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.h @@ -563,6 +563,7 @@ struct brcms_c_info { struct wiphy *wiphy; struct scb pri_scb; + struct ieee80211_vif *vif; struct sk_buff *beacon; u16 beacon_tim_offset; diff --git a/drivers/net/wireless/cw1200/fwio.c b/drivers/net/wireless/cw1200/fwio.c index 30e7646d04af..16be7fa82a23 100644 --- a/drivers/net/wireless/cw1200/fwio.c +++ b/drivers/net/wireless/cw1200/fwio.c @@ -323,12 +323,12 @@ int cw1200_load_firmware(struct cw1200_common *priv) goto out; } - priv->hw_type = cw1200_get_hw_type(val32, &major_revision); - if (priv->hw_type < 0) { + ret = cw1200_get_hw_type(val32, &major_revision); + if (ret < 0) { pr_err("Can't deduce hardware type.\n"); - ret = -ENOTSUPP; goto out; } + priv->hw_type = ret; /* Set DPLL Reg value, and read back to confirm writes work */ ret = cw1200_reg_write_32(priv, ST90TDS_TSET_GEN_R_W_REG_ID, diff --git a/drivers/net/wireless/cw1200/main.c b/drivers/net/wireless/cw1200/main.c index 0e51e27d2e3f..317daa968e03 100644 --- a/drivers/net/wireless/cw1200/main.c +++ b/drivers/net/wireless/cw1200/main.c @@ -345,6 +345,11 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr, mutex_init(&priv->wsm_cmd_mux); mutex_init(&priv->conf_mutex); priv->workqueue = create_singlethread_workqueue("cw1200_wq"); + if (!priv->workqueue) { + ieee80211_free_hw(hw); + return NULL; + } + sema_init(&priv->scan.lock, 1); INIT_WORK(&priv->scan.work, cw1200_scan_work); INIT_DELAYED_WORK(&priv->scan.probe_work, cw1200_probe_work); diff --git a/drivers/net/wireless/cw1200/scan.c b/drivers/net/wireless/cw1200/scan.c index 9f1037e7e55c..2ce0193614f2 100644 --- a/drivers/net/wireless/cw1200/scan.c +++ b/drivers/net/wireless/cw1200/scan.c @@ -84,8 +84,11 @@ int cw1200_hw_scan(struct ieee80211_hw *hw, frame.skb = ieee80211_probereq_get(hw, priv->vif->addr, NULL, 0, req->ie_len); - if (!frame.skb) + if (!frame.skb) { + mutex_unlock(&priv->conf_mutex); + up(&priv->scan.lock); return -ENOMEM; + } if (req->ie_len) memcpy(skb_put(frame.skb, req->ie_len), req->ie, req->ie_len); diff --git a/drivers/net/wireless/iwlwifi/dvm/led.c b/drivers/net/wireless/iwlwifi/dvm/led.c index ca4d6692cc4e..47e5fa70483d 100644 --- a/drivers/net/wireless/iwlwifi/dvm/led.c +++ b/drivers/net/wireless/iwlwifi/dvm/led.c @@ -184,6 +184,9 @@ void iwl_leds_init(struct iwl_priv *priv) priv->led.name = kasprintf(GFP_KERNEL, "%s-led", wiphy_name(priv->hw->wiphy)); + if (!priv->led.name) + return; + priv->led.brightness_set = iwl_led_brightness_set; priv->led.blink_set = iwl_led_blink_set; priv->led.max_brightness = 1; diff --git a/drivers/net/wireless/iwlwifi/mvm/led.c b/drivers/net/wireless/iwlwifi/mvm/led.c index e3b3cf4dbd77..948be43e4d26 100644 --- a/drivers/net/wireless/iwlwifi/mvm/led.c +++ b/drivers/net/wireless/iwlwifi/mvm/led.c @@ -109,6 +109,9 @@ int iwl_mvm_leds_init(struct iwl_mvm *mvm) mvm->led.name = kasprintf(GFP_KERNEL, "%s-led", wiphy_name(mvm->hw->wiphy)); + if (!mvm->led.name) + return -ENOMEM; + mvm->led.brightness_set = iwl_led_brightness_set; mvm->led.max_brightness = 1; diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 7b2a7d848a56..ca498b1f1f56 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -741,6 +741,21 @@ static void iwl_mvm_mac_tx(struct ieee80211_hw *hw, !ieee80211_is_action(hdr->frame_control))) sta = NULL; + /* If there is no sta, and it's not offchannel - send through AP */ + if (info->control.vif->type == NL80211_IFTYPE_STATION && + info->hw_queue != IWL_MVM_OFFCHANNEL_QUEUE && !sta) { + struct iwl_mvm_vif *mvmvif = + iwl_mvm_vif_from_mac80211(info->control.vif); + u8 ap_sta_id = READ_ONCE(mvmvif->ap_sta_id); + + if (ap_sta_id < IWL_MVM_STATION_COUNT) { + /* mac80211 holds rcu read lock */ + sta = rcu_dereference(mvm->fw_id_to_mac_id[ap_sta_id]); + if (IS_ERR_OR_NULL(sta)) + goto drop; + } + } + if (sta) { if (iwl_mvm_defer_tx(mvm, sta, skb)) return; diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c index 8317afd065b4..7d55de21b190 100644 --- a/drivers/net/wireless/libertas/cfg.c +++ b/drivers/net/wireless/libertas/cfg.c @@ -272,6 +272,10 @@ add_ie_rates(u8 *tlv, const u8 *ie, int *nrates) int hw, ap, ap_max = ie[1]; u8 hw_rate; + if (ap_max > MAX_RATES) { + lbs_deb_assoc("invalid rates\n"); + return tlv; + } /* Advance past IE header */ ie += 2; @@ -1783,6 +1787,9 @@ static int lbs_ibss_join_existing(struct lbs_private *priv, struct cmd_ds_802_11_ad_hoc_join cmd; u8 preamble = RADIO_PREAMBLE_SHORT; int ret = 0; + int hw, i; + u8 rates_max; + u8 *rates; lbs_deb_enter(LBS_DEB_CFG80211); @@ -1843,9 +1850,14 @@ static int lbs_ibss_join_existing(struct lbs_private *priv, if (!rates_eid) { lbs_add_rates(cmd.bss.rates); } else { - int hw, i; - u8 rates_max = rates_eid[1]; - u8 *rates = cmd.bss.rates; + rates_max = rates_eid[1]; + if (rates_max > MAX_RATES) { + lbs_deb_join("invalid rates"); + rcu_read_unlock(); + ret = -EINVAL; + goto out; + } + rates = cmd.bss.rates; for (hw = 0; hw < ARRAY_SIZE(lbs_rates); hw++) { u8 hw_rate = lbs_rates[hw].bitrate / 5; for (i = 0; i < rates_max; i++) { diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index dff08a2896a3..d271eaf1f949 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -49,7 +49,8 @@ static const struct lbs_fw_table fw_table[] = { { MODEL_8388, "libertas/usb8388_v5.bin", NULL }, { MODEL_8388, "libertas/usb8388.bin", NULL }, { MODEL_8388, "usb8388.bin", NULL }, - { MODEL_8682, "libertas/usb8682.bin", NULL } + { MODEL_8682, "libertas/usb8682.bin", NULL }, + { 0, NULL, NULL } }; static struct usb_device_id if_usb_table[] = { diff --git a/drivers/net/wireless/libertas_tf/cmd.c b/drivers/net/wireless/libertas_tf/cmd.c index 909ac3685010..2b193f1257a5 100644 --- a/drivers/net/wireless/libertas_tf/cmd.c +++ b/drivers/net/wireless/libertas_tf/cmd.c @@ -69,7 +69,7 @@ static void lbtf_geo_init(struct lbtf_private *priv) break; } - for (ch = priv->range.start; ch < priv->range.end; ch++) + for (ch = range->start; ch < range->end; ch++) priv->channels[CHAN_TO_IDX(ch)].flags = 0; } diff --git a/drivers/net/wireless/mediatek/mt7601u/dma.c b/drivers/net/wireless/mediatek/mt7601u/dma.c index 57a80cfa39b1..3d0b9324d5bf 100644 --- a/drivers/net/wireless/mediatek/mt7601u/dma.c +++ b/drivers/net/wireless/mediatek/mt7601u/dma.c @@ -193,10 +193,23 @@ static void mt7601u_complete_rx(struct urb *urb) struct mt7601u_rx_queue *q = &dev->rx_q; unsigned long flags; - spin_lock_irqsave(&dev->rx_lock, flags); + /* do no schedule rx tasklet if urb has been unlinked + * or the device has been removed + */ + switch (urb->status) { + case -ECONNRESET: + case -ESHUTDOWN: + case -ENOENT: + return; + default: + dev_err_ratelimited(dev->dev, "rx urb failed: %d\n", + urb->status); + /* fall through */ + case 0: + break; + } - if (mt7601u_urb_has_error(urb)) - dev_err(dev->dev, "Error: RX urb failed:%d\n", urb->status); + spin_lock_irqsave(&dev->rx_lock, flags); if (WARN_ONCE(q->e[q->end].urb != urb, "RX urb mismatch")) goto out; @@ -228,14 +241,25 @@ static void mt7601u_complete_tx(struct urb *urb) struct sk_buff *skb; unsigned long flags; - spin_lock_irqsave(&dev->tx_lock, flags); + switch (urb->status) { + case -ECONNRESET: + case -ESHUTDOWN: + case -ENOENT: + return; + default: + dev_err_ratelimited(dev->dev, "tx urb failed: %d\n", + urb->status); + /* fall through */ + case 0: + break; + } - if (mt7601u_urb_has_error(urb)) - dev_err(dev->dev, "Error: TX urb failed:%d\n", urb->status); + spin_lock_irqsave(&dev->tx_lock, flags); if (WARN_ONCE(q->e[q->start].urb != urb, "TX urb mismatch")) goto out; skb = q->e[q->start].skb; + q->e[q->start].skb = NULL; trace_mt_tx_dma_done(dev, skb); __skb_queue_tail(&dev->tx_skb_done, skb); @@ -363,19 +387,9 @@ int mt7601u_dma_enqueue_tx(struct mt7601u_dev *dev, struct sk_buff *skb, static void mt7601u_kill_rx(struct mt7601u_dev *dev) { int i; - unsigned long flags; - - spin_lock_irqsave(&dev->rx_lock, flags); - - for (i = 0; i < dev->rx_q.entries; i++) { - int next = dev->rx_q.end; - spin_unlock_irqrestore(&dev->rx_lock, flags); - usb_poison_urb(dev->rx_q.e[next].urb); - spin_lock_irqsave(&dev->rx_lock, flags); - } - - spin_unlock_irqrestore(&dev->rx_lock, flags); + for (i = 0; i < dev->rx_q.entries; i++) + usb_poison_urb(dev->rx_q.e[i].urb); } static int mt7601u_submit_rx_buf(struct mt7601u_dev *dev, @@ -445,10 +459,10 @@ static void mt7601u_free_tx_queue(struct mt7601u_tx_queue *q) { int i; - WARN_ON(q->used); - for (i = 0; i < q->entries; i++) { usb_poison_urb(q->e[i].urb); + if (q->e[i].skb) + mt7601u_tx_status(q->dev, q->e[i].skb); usb_free_urb(q->e[i].urb); } } diff --git a/drivers/net/wireless/mediatek/mt7601u/eeprom.h b/drivers/net/wireless/mediatek/mt7601u/eeprom.h index 662d12703b69..57b503ae63f1 100644 --- a/drivers/net/wireless/mediatek/mt7601u/eeprom.h +++ b/drivers/net/wireless/mediatek/mt7601u/eeprom.h @@ -17,7 +17,7 @@ struct mt7601u_dev; -#define MT7601U_EE_MAX_VER 0x0c +#define MT7601U_EE_MAX_VER 0x0d #define MT7601U_EEPROM_SIZE 256 #define MT7601U_DEFAULT_TX_POWER 6 diff --git a/drivers/net/wireless/mediatek/mt7601u/phy.c b/drivers/net/wireless/mediatek/mt7601u/phy.c index 1908af6add87..59ed073a8572 100644 --- a/drivers/net/wireless/mediatek/mt7601u/phy.c +++ b/drivers/net/wireless/mediatek/mt7601u/phy.c @@ -219,7 +219,7 @@ int mt7601u_wait_bbp_ready(struct mt7601u_dev *dev) do { val = mt7601u_bbp_rr(dev, MT_BBP_REG_VERSION); - if (val && ~val) + if (val && val != 0xff) break; } while (--i); diff --git a/drivers/net/wireless/mediatek/mt7601u/tx.c b/drivers/net/wireless/mediatek/mt7601u/tx.c index a0a33dc8f6bc..a1b6db2a8937 100644 --- a/drivers/net/wireless/mediatek/mt7601u/tx.c +++ b/drivers/net/wireless/mediatek/mt7601u/tx.c @@ -117,9 +117,9 @@ void mt7601u_tx_status(struct mt7601u_dev *dev, struct sk_buff *skb) info->status.rates[0].idx = -1; info->flags |= IEEE80211_TX_STAT_ACK; - spin_lock(&dev->mac_lock); + spin_lock_bh(&dev->mac_lock); ieee80211_tx_status(dev->hw, skb); - spin_unlock(&dev->mac_lock); + spin_unlock_bh(&dev->mac_lock); } static int mt7601u_skb_rooms(struct mt7601u_dev *dev, struct sk_buff *skb) diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 1e074eaf613d..c6c2d3304dba 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -365,11 +365,20 @@ mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy, struct mwifiex_power_cfg power_cfg; int dbm = MBM_TO_DBM(mbm); - if (type == NL80211_TX_POWER_FIXED) { + switch (type) { + case NL80211_TX_POWER_FIXED: power_cfg.is_power_auto = 0; + power_cfg.is_power_fixed = 1; power_cfg.power_level = dbm; - } else { + break; + case NL80211_TX_POWER_LIMITED: + power_cfg.is_power_auto = 0; + power_cfg.is_power_fixed = 0; + power_cfg.power_level = dbm; + break; + case NL80211_TX_POWER_AUTOMATIC: power_cfg.is_power_auto = 1; + break; } priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); diff --git a/drivers/net/wireless/mwifiex/cfp.c b/drivers/net/wireless/mwifiex/cfp.c index 3ddb8ec676ed..6dd331dfb517 100644 --- a/drivers/net/wireless/mwifiex/cfp.c +++ b/drivers/net/wireless/mwifiex/cfp.c @@ -533,5 +533,8 @@ u8 mwifiex_adjust_data_rate(struct mwifiex_private *priv, rate_index = (rx_rate > MWIFIEX_RATE_INDEX_OFDM0) ? rx_rate - 1 : rx_rate; + if (rate_index >= MWIFIEX_MAX_AC_RX_RATES) + rate_index = MWIFIEX_MAX_AC_RX_RATES - 1; + return rate_index; } diff --git a/drivers/net/wireless/mwifiex/debugfs.c b/drivers/net/wireless/mwifiex/debugfs.c index 45d97b64ef84..f72c4f885311 100644 --- a/drivers/net/wireless/mwifiex/debugfs.c +++ b/drivers/net/wireless/mwifiex/debugfs.c @@ -295,15 +295,13 @@ mwifiex_histogram_read(struct file *file, char __user *ubuf, "total samples = %d\n", atomic_read(&phist_data->num_samples)); - p += sprintf(p, "rx rates (in Mbps): 0=1M 1=2M"); - p += sprintf(p, "2=5.5M 3=11M 4=6M 5=9M 6=12M\n"); - p += sprintf(p, "7=18M 8=24M 9=36M 10=48M 11=54M"); - p += sprintf(p, "12-27=MCS0-15(BW20) 28-43=MCS0-15(BW40)\n"); + p += sprintf(p, + "rx rates (in Mbps): 0=1M 1=2M 2=5.5M 3=11M 4=6M 5=9M 6=12M\n" + "7=18M 8=24M 9=36M 10=48M 11=54M 12-27=MCS0-15(BW20) 28-43=MCS0-15(BW40)\n"); if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info)) { - p += sprintf(p, "44-53=MCS0-9(VHT:BW20)"); - p += sprintf(p, "54-63=MCS0-9(VHT:BW40)"); - p += sprintf(p, "64-73=MCS0-9(VHT:BW80)\n\n"); + p += sprintf(p, + "44-53=MCS0-9(VHT:BW20) 54-63=MCS0-9(VHT:BW40) 64-73=MCS0-9(VHT:BW80)\n\n"); } else { p += sprintf(p, "\n"); } @@ -332,7 +330,7 @@ mwifiex_histogram_read(struct file *file, char __user *ubuf, for (i = 0; i < MWIFIEX_MAX_NOISE_FLR; i++) { value = atomic_read(&phist_data->noise_flr[i]); if (value) - p += sprintf(p, "noise_flr[-%02ddBm] = %d\n", + p += sprintf(p, "noise_flr[%02ddBm] = %d\n", (int)(i-128), value); } for (i = 0; i < MWIFIEX_MAX_SIG_STRENGTH; i++) { diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index 1e1e81a0a8d4..9a5eb9ed8921 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -1589,9 +1589,10 @@ struct mwifiex_ie_types_wmm_queue_status { struct ieee_types_vendor_header { u8 element_id; u8 len; - u8 oui[4]; /* 0~2: oui, 3: oui_type */ - u8 oui_subtype; - u8 version; + struct { + u8 oui[3]; + u8 oui_type; + } __packed oui; } __packed; struct ieee_types_wmm_parameter { @@ -1605,6 +1606,9 @@ struct ieee_types_wmm_parameter { * Version [1] */ struct ieee_types_vendor_header vend_hdr; + u8 oui_subtype; + u8 version; + u8 qos_info_bitmap; u8 reserved; struct ieee_types_wmm_ac_parameters ac_params[IEEE80211_NUM_ACS]; @@ -1622,6 +1626,8 @@ struct ieee_types_wmm_info { * Version [1] */ struct ieee_types_vendor_header vend_hdr; + u8 oui_subtype; + u8 version; u8 qos_info_bitmap; } __packed; diff --git a/drivers/net/wireless/mwifiex/ie.c b/drivers/net/wireless/mwifiex/ie.c index abf52d25b981..4255fb8dd58a 100644 --- a/drivers/net/wireless/mwifiex/ie.c +++ b/drivers/net/wireless/mwifiex/ie.c @@ -240,6 +240,9 @@ static int mwifiex_update_vs_ie(const u8 *ies, int ies_len, } vs_ie = (struct ieee_types_header *)vendor_ie; + if (le16_to_cpu(ie->ie_length) + vs_ie->len + 2 > + IEEE_MAX_IE_SIZE) + return -EINVAL; memcpy(ie->ie_buffer + le16_to_cpu(ie->ie_length), vs_ie, vs_ie->len + 2); le16_add_cpu(&ie->ie_length, vs_ie->len + 2); @@ -328,6 +331,8 @@ static int mwifiex_uap_parse_tail_ies(struct mwifiex_private *priv, struct ieee80211_vendor_ie *vendorhdr; u16 gen_idx = MWIFIEX_AUTO_IDX_MASK, ie_len = 0; int left_len, parsed_len = 0; + unsigned int token_len; + int err = 0; if (!info->tail || !info->tail_len) return 0; @@ -343,6 +348,12 @@ static int mwifiex_uap_parse_tail_ies(struct mwifiex_private *priv, */ while (left_len > sizeof(struct ieee_types_header)) { hdr = (void *)(info->tail + parsed_len); + token_len = hdr->len + sizeof(struct ieee_types_header); + if (token_len > left_len) { + err = -EINVAL; + goto out; + } + switch (hdr->element_id) { case WLAN_EID_SSID: case WLAN_EID_SUPP_RATES: @@ -356,13 +367,16 @@ static int mwifiex_uap_parse_tail_ies(struct mwifiex_private *priv, case WLAN_EID_VENDOR_SPECIFIC: break; default: - memcpy(gen_ie->ie_buffer + ie_len, hdr, - hdr->len + sizeof(struct ieee_types_header)); - ie_len += hdr->len + sizeof(struct ieee_types_header); + if (ie_len + token_len > IEEE_MAX_IE_SIZE) { + err = -EINVAL; + goto out; + } + memcpy(gen_ie->ie_buffer + ie_len, hdr, token_len); + ie_len += token_len; break; } - left_len -= hdr->len + sizeof(struct ieee_types_header); - parsed_len += hdr->len + sizeof(struct ieee_types_header); + left_len -= token_len; + parsed_len += token_len; } /* parse only WPA vendor IE from tail, WMM IE is configured by @@ -372,15 +386,17 @@ static int mwifiex_uap_parse_tail_ies(struct mwifiex_private *priv, WLAN_OUI_TYPE_MICROSOFT_WPA, info->tail, info->tail_len); if (vendorhdr) { - memcpy(gen_ie->ie_buffer + ie_len, vendorhdr, - vendorhdr->len + sizeof(struct ieee_types_header)); - ie_len += vendorhdr->len + sizeof(struct ieee_types_header); + token_len = vendorhdr->len + sizeof(struct ieee_types_header); + if (ie_len + token_len > IEEE_MAX_IE_SIZE) { + err = -EINVAL; + goto out; + } + memcpy(gen_ie->ie_buffer + ie_len, vendorhdr, token_len); + ie_len += token_len; } - if (!ie_len) { - kfree(gen_ie); - return 0; - } + if (!ie_len) + goto out; gen_ie->ie_index = cpu_to_le16(gen_idx); gen_ie->mgmt_subtype_mask = cpu_to_le16(MGMT_MASK_BEACON | @@ -390,13 +406,15 @@ static int mwifiex_uap_parse_tail_ies(struct mwifiex_private *priv, if (mwifiex_update_uap_custom_ie(priv, gen_ie, &gen_idx, NULL, NULL, NULL, NULL)) { - kfree(gen_ie); - return -1; + err = -EINVAL; + goto out; } priv->gen_idx = gen_idx; + + out: kfree(gen_ie); - return 0; + return err; } /* This function parses different IEs-head & tail IEs, beacon IEs, diff --git a/drivers/net/wireless/mwifiex/ioctl.h b/drivers/net/wireless/mwifiex/ioctl.h index 4f0174c64946..4cb700160396 100644 --- a/drivers/net/wireless/mwifiex/ioctl.h +++ b/drivers/net/wireless/mwifiex/ioctl.h @@ -256,6 +256,7 @@ struct mwifiex_ds_encrypt_key { struct mwifiex_power_cfg { u32 is_power_auto; + u32 is_power_fixed; u32 power_level; }; diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 3959f1c97f4e..466ea4e551a6 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -108,6 +108,7 @@ enum { #define MWIFIEX_MAX_TOTAL_SCAN_TIME (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S) +#define WPA_GTK_OUI_OFFSET 2 #define RSN_GTK_OUI_OFFSET 2 #define MWIFIEX_OUI_NOT_PRESENT 0 diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c index 268e50ba88a5..c410ef92b084 100644 --- a/drivers/net/wireless/mwifiex/pcie.c +++ b/drivers/net/wireless/mwifiex/pcie.c @@ -577,8 +577,11 @@ static int mwifiex_pcie_init_evt_ring(struct mwifiex_adapter *adapter) skb_put(skb, MAX_EVENT_SIZE); if (mwifiex_map_pci_memory(adapter, skb, MAX_EVENT_SIZE, - PCI_DMA_FROMDEVICE)) + PCI_DMA_FROMDEVICE)) { + kfree_skb(skb); + kfree(card->evtbd_ring_vbase); return -1; + } buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); @@ -918,8 +921,10 @@ static int mwifiex_pcie_alloc_cmdrsp_buf(struct mwifiex_adapter *adapter) } skb_put(skb, MWIFIEX_UPLD_SIZE); if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, - PCI_DMA_FROMDEVICE)) + PCI_DMA_FROMDEVICE)) { + kfree_skb(skb); return -1; + } card->cmdrsp_buf = skb; diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index fb98f42cb5e7..e7c8972431d3 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -151,7 +151,8 @@ mwifiex_is_wpa_oui_present(struct mwifiex_bssdescriptor *bss_desc, u32 cipher) if (((bss_desc->bcn_wpa_ie) && ((*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id == WLAN_EID_VENDOR_SPECIFIC))) { - iebody = (struct ie_body *) bss_desc->bcn_wpa_ie->data; + iebody = (struct ie_body *)((u8 *)bss_desc->bcn_wpa_ie->data + + WPA_GTK_OUI_OFFSET); oui = &mwifiex_wpa_oui[cipher][0]; ret = mwifiex_search_oui_in_ie(iebody, oui); if (ret) @@ -1219,6 +1220,8 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, } switch (element_id) { case WLAN_EID_SSID: + if (element_len > IEEE80211_MAX_SSID_LEN) + return -EINVAL; bss_entry->ssid.ssid_len = element_len; memcpy(bss_entry->ssid.ssid, (current_ptr + 2), element_len); @@ -1228,6 +1231,8 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, break; case WLAN_EID_SUPP_RATES: + if (element_len > MWIFIEX_SUPPORTED_RATES) + return -EINVAL; memcpy(bss_entry->data_rates, current_ptr + 2, element_len); memcpy(bss_entry->supported_rates, current_ptr + 2, @@ -1237,6 +1242,8 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, break; case WLAN_EID_FH_PARAMS: + if (element_len + 2 < sizeof(*fh_param_set)) + return -EINVAL; fh_param_set = (struct ieee_types_fh_param_set *) current_ptr; memcpy(&bss_entry->phy_param_set.fh_param_set, @@ -1245,6 +1252,8 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, break; case WLAN_EID_DS_PARAMS: + if (element_len + 2 < sizeof(*ds_param_set)) + return -EINVAL; ds_param_set = (struct ieee_types_ds_param_set *) current_ptr; @@ -1256,6 +1265,8 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, break; case WLAN_EID_CF_PARAMS: + if (element_len + 2 < sizeof(*cf_param_set)) + return -EINVAL; cf_param_set = (struct ieee_types_cf_param_set *) current_ptr; memcpy(&bss_entry->ss_param_set.cf_param_set, @@ -1264,6 +1275,8 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, break; case WLAN_EID_IBSS_PARAMS: + if (element_len + 2 < sizeof(*ibss_param_set)) + return -EINVAL; ibss_param_set = (struct ieee_types_ibss_param_set *) current_ptr; @@ -1273,10 +1286,14 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, break; case WLAN_EID_ERP_INFO: + if (!element_len) + return -EINVAL; bss_entry->erp_flags = *(current_ptr + 2); break; case WLAN_EID_PWR_CONSTRAINT: + if (!element_len) + return -EINVAL; bss_entry->local_constraint = *(current_ptr + 2); bss_entry->sensed_11h = true; break; @@ -1319,15 +1336,22 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, vendor_ie = (struct ieee_types_vendor_specific *) current_ptr; - if (!memcmp - (vendor_ie->vend_hdr.oui, wpa_oui, - sizeof(wpa_oui))) { + /* 802.11 requires at least 3-byte OUI. */ + if (element_len < sizeof(vendor_ie->vend_hdr.oui.oui)) + return -EINVAL; + + /* Not long enough for a match? Skip it. */ + if (element_len < sizeof(wpa_oui)) + break; + + if (!memcmp(&vendor_ie->vend_hdr.oui, wpa_oui, + sizeof(wpa_oui))) { bss_entry->bcn_wpa_ie = (struct ieee_types_vendor_specific *) current_ptr; bss_entry->wpa_offset = (u16) (current_ptr - bss_entry->beacon_buf); - } else if (!memcmp(vendor_ie->vend_hdr.oui, wmm_oui, + } else if (!memcmp(&vendor_ie->vend_hdr.oui, wmm_oui, sizeof(wmm_oui))) { if (total_ie_len == sizeof(struct ieee_types_wmm_parameter) || @@ -1849,15 +1873,17 @@ mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info, ETH_ALEN)) mwifiex_update_curr_bss_params(priv, bss); - cfg80211_put_bss(priv->wdev.wiphy, bss); - } - if ((chan->flags & IEEE80211_CHAN_RADAR) || - (chan->flags & IEEE80211_CHAN_NO_IR)) { - mwifiex_dbg(adapter, INFO, - "radar or passive channel %d\n", - channel); - mwifiex_save_hidden_ssid_channels(priv, bss); + if ((chan->flags & IEEE80211_CHAN_RADAR) || + (chan->flags & IEEE80211_CHAN_NO_IR)) { + mwifiex_dbg(adapter, INFO, + "radar or passive channel %d\n", + channel); + mwifiex_save_hidden_ssid_channels(priv, + bss); + } + + cfg80211_put_bss(priv->wdev.wiphy, bss); } } } else { @@ -2542,6 +2568,13 @@ mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, vs_param_set->header.len = cpu_to_le16((((u16) priv->vs_ie[id].ie[1]) & 0x00FF) + 2); + if (le16_to_cpu(vs_param_set->header.len) > + MWIFIEX_MAX_VSIE_LEN) { + mwifiex_dbg(priv->adapter, ERROR, + "Invalid param length!\n"); + break; + } + memcpy(vs_param_set->ie, priv->vs_ie[id].ie, le16_to_cpu(vs_param_set->header.len)); *buffer += le16_to_cpu(vs_param_set->header.len) + diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index 6cfa2969b123..a1c376c5dab9 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -229,6 +229,15 @@ static int mwifiex_process_country_ie(struct mwifiex_private *priv, "11D: skip setting domain info in FW\n"); return 0; } + + if (country_ie_len > + (IEEE80211_COUNTRY_STRING_LEN + MWIFIEX_MAX_TRIPLET_802_11D)) { + rcu_read_unlock(); + mwifiex_dbg(priv->adapter, ERROR, + "11D: country_ie_len overflow!, deauth AP\n"); + return -EINVAL; + } + memcpy(priv->adapter->country_code, &country_ie[2], 2); domain_info->country_code[0] = country_ie[2]; @@ -272,7 +281,8 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, priv->scan_block = false; if (bss) { - mwifiex_process_country_ie(priv, bss); + if (mwifiex_process_country_ie(priv, bss)) + return -EINVAL; /* Allocate and fill new bss descriptor */ bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), @@ -666,6 +676,9 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf; txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET); if (!power_cfg->is_power_auto) { + u16 dbm_min = power_cfg->is_power_fixed ? + dbm : priv->min_tx_power_level; + txp_cfg->mode = cpu_to_le32(1); pg_tlv = (struct mwifiex_types_power_group *) (buf + sizeof(struct host_cmd_ds_txpwr_cfg)); @@ -680,7 +693,7 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, pg->last_rate_code = 0x03; pg->modulation_class = MOD_CLASS_HR_DSSS; pg->power_step = 0; - pg->power_min = (s8) dbm; + pg->power_min = (s8) dbm_min; pg->power_max = (s8) dbm; pg++; /* Power group for modulation class OFDM */ @@ -688,7 +701,7 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, pg->last_rate_code = 0x07; pg->modulation_class = MOD_CLASS_OFDM; pg->power_step = 0; - pg->power_min = (s8) dbm; + pg->power_min = (s8) dbm_min; pg->power_max = (s8) dbm; pg++; /* Power group for modulation class HTBW20 */ @@ -696,7 +709,7 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, pg->last_rate_code = 0x20; pg->modulation_class = MOD_CLASS_HT; pg->power_step = 0; - pg->power_min = (s8) dbm; + pg->power_min = (s8) dbm_min; pg->power_max = (s8) dbm; pg->ht_bandwidth = HT_BW_20; pg++; @@ -705,7 +718,7 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, pg->last_rate_code = 0x20; pg->modulation_class = MOD_CLASS_HT; pg->power_step = 0; - pg->power_min = (s8) dbm; + pg->power_min = (s8) dbm_min; pg->power_max = (s8) dbm; pg->ht_bandwidth = HT_BW_40; } @@ -1305,7 +1318,7 @@ mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; /* Test to see if it is a WPA IE, if not, then it is a gen IE */ if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && - (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) || + (!memcmp(&pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) || (pvendor_ie->element_id == WLAN_EID_RSN)) { /* IE is a WPA/WPA2 IE so call set_wpa function */ @@ -1330,7 +1343,7 @@ mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, */ pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && - (!memcmp(pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) { + (!memcmp(&pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) { priv->wps.session_enable = true; mwifiex_dbg(priv->adapter, INFO, "info: WPS Session Enabled.\n"); diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c index 759a6ada5b0f..60bba1ca24e6 100644 --- a/drivers/net/wireless/mwifiex/uap_cmd.c +++ b/drivers/net/wireless/mwifiex/uap_cmd.c @@ -286,6 +286,8 @@ mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg, rate_ie = (void *)cfg80211_find_ie(WLAN_EID_SUPP_RATES, var_pos, len); if (rate_ie) { + if (rate_ie->len > MWIFIEX_SUPPORTED_RATES) + return; memcpy(bss_cfg->rates, rate_ie + 1, rate_ie->len); rate_len = rate_ie->len; } @@ -293,8 +295,11 @@ mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg, rate_ie = (void *)cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, params->beacon.tail, params->beacon.tail_len); - if (rate_ie) + if (rate_ie) { + if (rate_ie->len > MWIFIEX_SUPPORTED_RATES - rate_len) + return; memcpy(bss_cfg->rates + rate_len, rate_ie + 1, rate_ie->len); + } return; } @@ -412,6 +417,8 @@ mwifiex_set_wmm_params(struct mwifiex_private *priv, params->beacon.tail_len); if (vendor_ie) { wmm_ie = (struct ieee_types_header *)vendor_ie; + if (*(vendor_ie + 1) > sizeof(struct mwifiex_types_wmm_info)) + return; memcpy(&bss_cfg->wmm_info, wmm_ie + 1, sizeof(bss_cfg->wmm_info)); priv->wmm_enabled = 1; diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c index ed8b69d1d65c..3a2ecb6cf1c3 100644 --- a/drivers/net/wireless/mwifiex/wmm.c +++ b/drivers/net/wireless/mwifiex/wmm.c @@ -240,7 +240,7 @@ mwifiex_wmm_setup_queue_priorities(struct mwifiex_private *priv, mwifiex_dbg(priv->adapter, INFO, "info: WMM Parameter IE: version=%d,\t" "qos_info Parameter Set Count=%d, Reserved=%#x\n", - wmm_ie->vend_hdr.version, wmm_ie->qos_info_bitmap & + wmm_ie->version, wmm_ie->qos_info_bitmap & IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK, wmm_ie->reserved); @@ -978,6 +978,10 @@ int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv, "WMM Parameter Set Count: %d\n", wmm_param_ie->qos_info_bitmap & mask); + if (wmm_param_ie->vend_hdr.len + 2 > + sizeof(struct ieee_types_wmm_parameter)) + break; + memcpy((u8 *) &priv->curr_bss_params.bss_descriptor. wmm_ie, wmm_param_ie, wmm_param_ie->vend_hdr.len + 2); diff --git a/drivers/net/wireless/orinoco/orinoco_usb.c b/drivers/net/wireless/orinoco/orinoco_usb.c index f2cd513d54b2..e434f7ca8ff3 100644 --- a/drivers/net/wireless/orinoco/orinoco_usb.c +++ b/drivers/net/wireless/orinoco/orinoco_usb.c @@ -1601,9 +1601,9 @@ static int ezusb_probe(struct usb_interface *interface, /* set up the endpoint information */ /* check out the endpoints */ - iface_desc = &interface->altsetting[0].desc; + iface_desc = &interface->cur_altsetting->desc; for (i = 0; i < iface_desc->bNumEndpoints; ++i) { - ep = &interface->altsetting[0].endpoint[i].desc; + ep = &interface->cur_altsetting->endpoint[i].desc; if (usb_endpoint_is_bulk_in(ep)) { /* we found a bulk in endpoint */ diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c index 043bd1c23c19..4a197a32d78c 100644 --- a/drivers/net/wireless/p54/p54usb.c +++ b/drivers/net/wireless/p54/p54usb.c @@ -33,6 +33,8 @@ MODULE_ALIAS("prism54usb"); MODULE_FIRMWARE("isl3886usb"); MODULE_FIRMWARE("isl3887usb"); +static struct usb_driver p54u_driver; + /* * Note: * @@ -921,9 +923,9 @@ static void p54u_load_firmware_cb(const struct firmware *firmware, { struct p54u_priv *priv = context; struct usb_device *udev = priv->udev; + struct usb_interface *intf = priv->intf; int err; - complete(&priv->fw_wait_load); if (firmware) { priv->fw = firmware; err = p54u_start_ops(priv); @@ -932,26 +934,22 @@ static void p54u_load_firmware_cb(const struct firmware *firmware, dev_err(&udev->dev, "Firmware not found.\n"); } - if (err) { - struct device *parent = priv->udev->dev.parent; - - dev_err(&udev->dev, "failed to initialize device (%d)\n", err); - - if (parent) - device_lock(parent); + complete(&priv->fw_wait_load); + /* + * At this point p54u_disconnect may have already freed + * the "priv" context. Do not use it anymore! + */ + priv = NULL; - device_release_driver(&udev->dev); - /* - * At this point p54u_disconnect has already freed - * the "priv" context. Do not use it anymore! - */ - priv = NULL; + if (err) { + dev_err(&intf->dev, "failed to initialize device (%d)\n", err); - if (parent) - device_unlock(parent); + usb_lock_device(udev); + usb_driver_release_interface(&p54u_driver, intf); + usb_unlock_device(udev); } - usb_put_dev(udev); + usb_put_intf(intf); } static int p54u_load_firmware(struct ieee80211_hw *dev, @@ -972,14 +970,14 @@ static int p54u_load_firmware(struct ieee80211_hw *dev, dev_info(&priv->udev->dev, "Loading firmware file %s\n", p54u_fwlist[i].fw); - usb_get_dev(udev); + usb_get_intf(intf); err = request_firmware_nowait(THIS_MODULE, 1, p54u_fwlist[i].fw, device, GFP_KERNEL, priv, p54u_load_firmware_cb); if (err) { dev_err(&priv->udev->dev, "(p54usb) cannot load firmware %s " "(%d)!\n", p54u_fwlist[i].fw, err); - usb_put_dev(udev); + usb_put_intf(intf); } return err; @@ -1011,8 +1009,6 @@ static int p54u_probe(struct usb_interface *intf, skb_queue_head_init(&priv->rx_queue); init_usb_anchor(&priv->submitted); - usb_get_dev(udev); - /* really lazy and simple way of figuring out if we're a 3887 */ /* TODO: should just stick the identification in the device table */ i = intf->altsetting->desc.bNumEndpoints; @@ -1053,10 +1049,8 @@ static int p54u_probe(struct usb_interface *intf, priv->upload_fw = p54u_upload_firmware_net2280; } err = p54u_load_firmware(dev, intf); - if (err) { - usb_put_dev(udev); + if (err) p54_free_common(dev); - } return err; } @@ -1072,7 +1066,6 @@ static void p54u_disconnect(struct usb_interface *intf) wait_for_completion(&priv->fw_wait_load); p54_unregister_common(dev); - usb_put_dev(interface_to_usbdev(intf)); release_firmware(priv->fw); p54_free_common(dev); } diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c index b3691712df61..60e77eaa4ce9 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c @@ -446,12 +446,13 @@ static int rtl8187_init_urbs(struct ieee80211_hw *dev) skb_queue_tail(&priv->rx_queue, skb); usb_anchor_urb(entry, &priv->anchored); ret = usb_submit_urb(entry, GFP_KERNEL); - usb_put_urb(entry); if (ret) { skb_unlink(skb, &priv->rx_queue); usb_unanchor_urb(entry); + usb_put_urb(entry); goto err; } + usb_put_urb(entry); } return ret; diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c index c2d5b495c179..c089540116fa 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c @@ -146,7 +146,7 @@ static int rtl8187_register_led(struct ieee80211_hw *dev, led->dev = dev; led->ledpin = ledpin; led->is_radio = is_radio; - strncpy(led->name, name, sizeof(led->name)); + strlcpy(led->name, name, sizeof(led->name)); led->led_dev.name = led->name; led->led_dev.default_trigger = default_trigger; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c index 7d820c395375..8254d4b22c50 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c @@ -5135,6 +5135,7 @@ static int rtl8xxxu_submit_int_urb(struct ieee80211_hw *hw) ret = usb_submit_urb(urb, GFP_KERNEL); if (ret) { usb_unanchor_urb(urb); + usb_free_urb(urb); goto error; } @@ -5331,6 +5332,7 @@ static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, break; case WLAN_CIPHER_SUITE_TKIP: key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; + break; default: return -EOPNOTSUPP; } @@ -5553,7 +5555,7 @@ static int rtl8xxxu_parse_usb(struct rtl8xxxu_priv *priv, u8 dir, xtype, num; int ret = 0; - host_interface = &interface->altsetting[0]; + host_interface = interface->cur_altsetting; interface_desc = &host_interface->desc; endpoints = interface_desc->bNumEndpoints; diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c index aab752328c26..5013d8c1d4a6 100644 --- a/drivers/net/wireless/realtek/rtlwifi/base.c +++ b/drivers/net/wireless/realtek/rtlwifi/base.c @@ -466,6 +466,11 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw) /* <2> work queue */ rtlpriv->works.hw = hw; rtlpriv->works.rtl_wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name); + if (unlikely(!rtlpriv->works.rtl_wq)) { + pr_err("Failed to allocate work queue\n"); + return; + } + INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq, (void *)rtl_watchdog_wq_callback); INIT_DELAYED_WORK(&rtlpriv->works.ips_nic_off_wq, diff --git a/drivers/net/wireless/realtek/rtlwifi/ps.c b/drivers/net/wireless/realtek/rtlwifi/ps.c index 626ff300352b..1fd3f22796a7 100644 --- a/drivers/net/wireless/realtek/rtlwifi/ps.c +++ b/drivers/net/wireless/realtek/rtlwifi/ps.c @@ -781,6 +781,9 @@ static void rtl_p2p_noa_ie(struct ieee80211_hw *hw, void *data, return; } else { noa_num = (noa_len - 2) / 13; + if (noa_num > P2P_MAX_NOA_NUM) + noa_num = P2P_MAX_NOA_NUM; + } noa_index = ie[3]; if (rtlpriv->psc.p2p_ps_info.p2p_ps_mode == @@ -875,6 +878,9 @@ static void rtl_p2p_action_ie(struct ieee80211_hw *hw, void *data, return; } else { noa_num = (noa_len - 2) / 13; + if (noa_num > P2P_MAX_NOA_NUM) + noa_num = P2P_MAX_NOA_NUM; + } noa_index = ie[3]; if (rtlpriv->psc.p2p_ps_info.p2p_ps_mode == diff --git a/drivers/net/wireless/realtek/rtlwifi/regd.c b/drivers/net/wireless/realtek/rtlwifi/regd.c index f67e7e5b13e1..005bd7abc247 100644 --- a/drivers/net/wireless/realtek/rtlwifi/regd.c +++ b/drivers/net/wireless/realtek/rtlwifi/regd.c @@ -427,7 +427,7 @@ int rtl_regd_init(struct ieee80211_hw *hw, struct wiphy *wiphy = hw->wiphy; struct country_code_to_enum_rd *country = NULL; - if (wiphy == NULL || &rtlpriv->regd == NULL) + if (!wiphy) return -EINVAL; /* init country_code from efuse channel plan */ diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c index 34ce06441d1b..137d7c8645da 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c @@ -1601,6 +1601,8 @@ static bool usb_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb) * This is maybe necessary: * rtlpriv->cfg->ops->fill_tx_cmddesc(hw, buffer, 1, 1, skb); */ + dev_kfree_skb(skb); + return true; } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c index 62ef8209718f..5bf3712a4d49 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c @@ -234,7 +234,7 @@ static int _rtl92d_fw_init(struct ieee80211_hw *hw) rtl_read_byte(rtlpriv, FW_MAC1_READY)); } RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG, - "Polling FW ready fail!! REG_MCUFWDL:0x%08ul\n", + "Polling FW ready fail!! REG_MCUFWDL:0x%08x\n", rtl_read_dword(rtlpriv, REG_MCUFWDL)); return -1; } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/hw.c index f49b60d31450..1ad770155805 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/hw.c @@ -1206,6 +1206,7 @@ void rtl92de_enable_interrupt(struct ieee80211_hw *hw) rtl_write_dword(rtlpriv, REG_HIMR, rtlpci->irq_mask[0] & 0xFFFFFFFF); rtl_write_dword(rtlpriv, REG_HIMRE, rtlpci->irq_mask[1] & 0xFFFFFFFF); + rtlpci->irq_enabled = true; } void rtl92de_disable_interrupt(struct ieee80211_hw *hw) @@ -1215,7 +1216,7 @@ void rtl92de_disable_interrupt(struct ieee80211_hw *hw) rtl_write_dword(rtlpriv, REG_HIMR, IMR8190_DISABLED); rtl_write_dword(rtlpriv, REG_HIMRE, IMR8190_DISABLED); - synchronize_irq(rtlpci->pdev->irq); + rtlpci->irq_enabled = false; } static void _rtl92de_poweroff_adapter(struct ieee80211_hw *hw) @@ -1386,7 +1387,7 @@ void rtl92de_set_beacon_related_registers(struct ieee80211_hw *hw) bcn_interval = mac->beacon_interval; atim_window = 2; - /*rtl92de_disable_interrupt(hw); */ + rtl92de_disable_interrupt(hw); rtl_write_word(rtlpriv, REG_ATIMWND, atim_window); rtl_write_word(rtlpriv, REG_BCN_INTERVAL, bcn_interval); rtl_write_word(rtlpriv, REG_BCNTCFG, 0x660f); @@ -1406,9 +1407,9 @@ void rtl92de_set_beacon_interval(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_BEACON, DBG_DMESG, "beacon_interval:%d\n", bcn_interval); - /* rtl92de_disable_interrupt(hw); */ + rtl92de_disable_interrupt(hw); rtl_write_word(rtlpriv, REG_BCN_INTERVAL, bcn_interval); - /* rtl92de_enable_interrupt(hw); */ + rtl92de_enable_interrupt(hw); } void rtl92de_update_interrupt_mask(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/sw.c index c6e09a19de1a..7b7c5a793f3e 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/sw.c @@ -242,6 +242,7 @@ static struct rtl_hal_ops rtl8192de_hal_ops = { .led_control = rtl92de_led_control, .set_desc = rtl92de_set_desc, .get_desc = rtl92de_get_desc, + .is_tx_desc_closed = rtl92de_is_tx_desc_closed, .tx_polling = rtl92de_tx_polling, .enable_hw_sec = rtl92de_enable_hw_security_config, .set_key = rtl92de_set_key, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c index 1feaa629dd4f..1686d9ac6c19 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c @@ -843,13 +843,15 @@ u32 rtl92de_get_desc(u8 *p_desc, bool istx, u8 desc_name) break; } } else { - struct rx_desc_92c *pdesc = (struct rx_desc_92c *)p_desc; switch (desc_name) { case HW_DESC_OWN: - ret = GET_RX_DESC_OWN(pdesc); + ret = GET_RX_DESC_OWN(p_desc); break; case HW_DESC_RXPKT_LEN: - ret = GET_RX_DESC_PKT_LEN(pdesc); + ret = GET_RX_DESC_PKT_LEN(p_desc); + break; + case HW_DESC_RXBUFF_ADDR: + ret = GET_RX_DESC_BUFF_ADDR(p_desc); break; default: RT_ASSERT(false, "ERR rxdesc :%d not process\n", @@ -860,6 +862,23 @@ u32 rtl92de_get_desc(u8 *p_desc, bool istx, u8 desc_name) return ret; } +bool rtl92de_is_tx_desc_closed(struct ieee80211_hw *hw, + u8 hw_queue, u16 index) +{ + struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); + struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue]; + u8 *entry = (u8 *)(&ring->desc[ring->idx]); + u8 own = (u8)rtl92de_get_desc(entry, true, HW_DESC_OWN); + + /* a beacon packet will only use the first + * descriptor by defaut, and the own bit may not + * be cleared by the hardware + */ + if (own) + return false; + return true; +} + void rtl92de_tx_polling(struct ieee80211_hw *hw, u8 hw_queue) { struct rtl_priv *rtlpriv = rtl_priv(hw); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.h index fb5cf0634e8d..25209256f4b7 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.h @@ -740,6 +740,8 @@ bool rtl92de_rx_query_desc(struct ieee80211_hw *hw, void rtl92de_set_desc(struct ieee80211_hw *hw, u8 *pdesc, bool istx, u8 desc_name, u8 *val); u32 rtl92de_get_desc(u8 *pdesc, bool istx, u8 desc_name); +bool rtl92de_is_tx_desc_closed(struct ieee80211_hw *hw, + u8 hw_queue, u16 index); void rtl92de_tx_polling(struct ieee80211_hw *hw, u8 hw_queue); void rtl92de_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc, bool b_firstseg, bool b_lastseg, diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index ad8390d2997b..9408c1f8e397 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -1094,8 +1094,10 @@ int rtl_usb_probe(struct usb_interface *intf, rtlpriv->hw = hw; rtlpriv->usb_data = kzalloc(RTL_USB_MAX_RX_COUNT * sizeof(u32), GFP_KERNEL); - if (!rtlpriv->usb_data) + if (!rtlpriv->usb_data) { + ieee80211_free_hw(hw); return -ENOMEM; + } /* this spin lock must be initialized early */ spin_lock_init(&rtlpriv->locks.usb_lock); @@ -1158,6 +1160,7 @@ error_out: _rtl_usb_io_handler_release(hw); usb_put_dev(udev); complete(&rtlpriv->firmware_loading_complete); + kfree(rtlpriv->usb_data); return -ENODEV; } EXPORT_SYMBOL(rtl_usb_probe); diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c index 4df992de7d07..2f40506a5821 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c +++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c @@ -199,6 +199,7 @@ void rsi_mac80211_detach(struct rsi_hw *adapter) ieee80211_stop_queues(hw); ieee80211_unregister_hw(hw); ieee80211_free_hw(hw); + adapter->hw = NULL; } rsi_remove_dbgfs(adapter); diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c index ef5d394f185b..974387ad1e8c 100644 --- a/drivers/net/wireless/rsi/rsi_91x_usb.c +++ b/drivers/net/wireless/rsi/rsi_91x_usb.c @@ -103,7 +103,7 @@ static int rsi_find_bulk_in_and_out_endpoints(struct usb_interface *interface, __le16 buffer_size; int ii, bep_found = 0; - iface_desc = &(interface->altsetting[0]); + iface_desc = interface->cur_altsetting; for (ii = 0; ii < iface_desc->desc.bNumEndpoints; ++ii) { endpoint = &(iface_desc->endpoint[ii].desc); diff --git a/drivers/net/wireless/rsi/rsi_common.h b/drivers/net/wireless/rsi/rsi_common.h index d3fbe33d2324..a13f08fd8690 100644 --- a/drivers/net/wireless/rsi/rsi_common.h +++ b/drivers/net/wireless/rsi/rsi_common.h @@ -75,7 +75,6 @@ static inline int rsi_kill_thread(struct rsi_thread *handle) atomic_inc(&handle->thread_done); rsi_set_event(&handle->event); - wait_for_completion(&handle->completion); return kthread_stop(handle->task); } diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 7b27c7e23af2..cc10b72607c6 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -1123,8 +1123,11 @@ static int wl12xx_chip_wakeup(struct wl1271 *wl, bool plt) goto out; ret = wl12xx_fetch_firmware(wl, plt); - if (ret < 0) - goto out; + if (ret < 0) { + kfree(wl->fw_status); + kfree(wl->raw_fw_status); + kfree(wl->tx_res_if); + } out: return ret; diff --git a/drivers/net/wireless/ti/wlcore/vendor_cmd.c b/drivers/net/wireless/ti/wlcore/vendor_cmd.c index fd4e9ba176c9..332a3a5c1c90 100644 --- a/drivers/net/wireless/ti/wlcore/vendor_cmd.c +++ b/drivers/net/wireless/ti/wlcore/vendor_cmd.c @@ -66,7 +66,7 @@ wlcore_vendor_cmd_smart_config_start(struct wiphy *wiphy, out: mutex_unlock(&wl->mutex); - return 0; + return ret; } static int diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c index a912dc051111..a5a5898093e7 100644 --- a/drivers/net/wireless/zd1211rw/zd_usb.c +++ b/drivers/net/wireless/zd1211rw/zd_usb.c @@ -1272,7 +1272,7 @@ static void print_id(struct usb_device *udev) static int eject_installer(struct usb_interface *intf) { struct usb_device *udev = interface_to_usbdev(intf); - struct usb_host_interface *iface_desc = &intf->altsetting[0]; + struct usb_host_interface *iface_desc = intf->cur_altsetting; struct usb_endpoint_descriptor *endpoint; unsigned char *cmd; u8 bulk_out_ep; diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 60b26f32d31d..2008c6a02b8a 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -620,7 +620,6 @@ err_tx_unbind: err_unmap: xenvif_unmap_frontend_rings(queue); err: - module_put(THIS_MODULE); return err; } diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index d324ac308e6d..65d37257e033 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -1421,6 +1421,7 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue, skb_shinfo(skb)->nr_frags = MAX_SKB_FRAGS; nskb = xenvif_alloc_skb(0); if (unlikely(nskb == NULL)) { + skb_shinfo(skb)->nr_frags = 0; kfree_skb(skb); xenvif_tx_err(queue, &txreq, idx); if (net_ratelimit()) @@ -1436,6 +1437,7 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue, if (xenvif_set_skb_gso(queue->vif, skb, gso)) { /* Failure in xenvif_set_skb_gso is fatal. */ + skb_shinfo(skb)->nr_frags = 0; kfree_skb(skb); kfree_skb(nskb); break; diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 6f55ab4f7959..89eec6fead75 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -874,9 +874,9 @@ static int xennet_set_skb_gso(struct sk_buff *skb, return 0; } -static RING_IDX xennet_fill_frags(struct netfront_queue *queue, - struct sk_buff *skb, - struct sk_buff_head *list) +static int xennet_fill_frags(struct netfront_queue *queue, + struct sk_buff *skb, + struct sk_buff_head *list) { RING_IDX cons = queue->rx.rsp_cons; struct sk_buff *nskb; @@ -893,9 +893,9 @@ static RING_IDX xennet_fill_frags(struct netfront_queue *queue, __pskb_pull_tail(skb, pull_to - skb_headlen(skb)); } if (unlikely(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS)) { - queue->rx.rsp_cons = ++cons; + queue->rx.rsp_cons = ++cons + skb_queue_len(list); kfree_skb(nskb); - return ~0U; + return -ENOENT; } skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, @@ -906,7 +906,9 @@ static RING_IDX xennet_fill_frags(struct netfront_queue *queue, kfree_skb(nskb); } - return cons; + queue->rx.rsp_cons = cons; + + return 0; } static int checksum_setup(struct net_device *dev, struct sk_buff *skb) @@ -1032,8 +1034,7 @@ err: skb->data_len = rx->status; skb->len += rx->status; - i = xennet_fill_frags(queue, skb, &tmpq); - if (unlikely(i == ~0U)) + if (unlikely(xennet_fill_frags(queue, skb, &tmpq))) goto err; if (rx->flags & XEN_NETRXF_csum_blank) @@ -1043,7 +1044,7 @@ err: __skb_queue_tail(&rxq, skb); - queue->rx.rsp_cons = ++i; + i = ++queue->rx.rsp_cons; work_done++; } |