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-rw-r--r--Documentation/devicetree/bindings/net/allwinner,sun4i-emac.txt5
-rw-r--r--Documentation/devicetree/bindings/net/allwinner,sun4i-mdio.txt5
-rw-r--r--Documentation/ptp/testptp.c11
-rw-r--r--MAINTAINERS2
-rw-r--r--arch/arm/boot/dts/sun4i-a10.dtsi4
-rw-r--r--arch/arm/boot/dts/sun5i-a10s.dtsi4
-rw-r--r--arch/arm/boot/dts/sun7i-a20.dtsi4
-rw-r--r--drivers/isdn/hisax/q931.c2
-rw-r--r--drivers/net/bonding/bond_main.c26
-rw-r--r--drivers/net/can/Kconfig2
-rw-r--r--drivers/net/can/dev.c15
-rw-r--r--drivers/net/can/flexcan.c7
-rw-r--r--drivers/net/can/janz-ican3.c20
-rw-r--r--drivers/net/can/vcan.c9
-rw-r--r--drivers/net/ethernet/3com/3c59x.c2
-rw-r--r--drivers/net/ethernet/allwinner/sun4i-emac.c3
-rw-r--r--drivers/net/ethernet/atheros/alx/main.c1
-rw-r--r--drivers/net/ethernet/broadcom/bnx2.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h2
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c12
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c6
-rw-r--r--drivers/net/ethernet/broadcom/tg3.c17
-rw-r--r--drivers/net/ethernet/ethoc.c138
-rw-r--r--drivers/net/ethernet/intel/e100.c2
-rw-r--r--drivers/net/ethernet/neterion/vxge/vxge-main.c6
-rw-r--r--drivers/net/ethernet/sfc/tx.c2
-rw-r--r--drivers/net/ethernet/ti/cpsw.c14
-rw-r--r--drivers/net/irda/Kconfig7
-rw-r--r--drivers/net/irda/Makefile1
-rw-r--r--drivers/net/irda/ep7211-sir.c70
-rw-r--r--drivers/net/phy/dp83640.c19
-rw-r--r--drivers/net/phy/mdio-sun4i.c3
-rw-r--r--drivers/net/phy/phy_device.c38
-rw-r--r--drivers/net/usb/Kconfig16
-rw-r--r--drivers/net/usb/Makefile1
-rw-r--r--drivers/net/usb/hso.c32
-rw-r--r--drivers/net/usb/qmi_wwan.c2
-rw-r--r--drivers/net/usb/r8152.c17
-rw-r--r--drivers/net/usb/sr9800.c870
-rw-r--r--drivers/net/usb/sr9800.h202
-rw-r--r--drivers/net/vxlan.c3
-rw-r--r--drivers/net/wan/dlci.c5
-rw-r--r--drivers/net/wireless/ath/ar5523/ar5523.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_eeprom.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/htc.h2
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_init.c8
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_main.c63
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c5
-rw-r--r--drivers/net/wireless/ath/ath9k/init.c8
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-nvm-parse.c5
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h4
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac80211.c2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/scan.c5
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/sta.c2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/tx.c73
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/utils.c2
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/drv.c7
-rw-r--r--drivers/net/wireless/rt2x00/rt2500pci.c5
-rw-r--r--drivers/net/wireless/rt2x00/rt2500usb.c5
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.c5
-rw-r--r--drivers/net/wireless/rtl818x/rtl8180/dev.c23
-rw-r--r--drivers/net/xen-netback/common.h6
-rw-r--r--drivers/net/xen-netback/interface.c1
-rw-r--r--drivers/net/xen-netback/netback.c16
-rw-r--r--drivers/net/xen-netfront.c5
-rw-r--r--include/linux/can/skb.h38
-rw-r--r--include/net/datalink.h2
-rw-r--r--include/net/dn.h2
-rw-r--r--include/net/dn_route.h2
-rw-r--r--include/net/ethoc.h1
-rw-r--r--include/net/ipx.h11
-rw-r--r--include/net/net_namespace.h8
-rw-r--r--include/net/netfilter/nf_conntrack.h2
-rw-r--r--include/net/netfilter/nf_tables.h9
-rw-r--r--include/net/netfilter/nft_reject.h25
-rw-r--r--include/uapi/linux/in6.h23
-rw-r--r--net/9p/client.c2
-rw-r--r--net/9p/trans_virtio.c5
-rw-r--r--net/bridge/br_device.c54
-rw-r--r--net/bridge/br_fdb.c137
-rw-r--r--net/bridge/br_if.c6
-rw-r--r--net/bridge/br_input.c4
-rw-r--r--net/bridge/br_private.h13
-rw-r--r--net/bridge/br_stp_if.c2
-rw-r--r--net/bridge/br_vlan.c27
-rw-r--r--net/caif/caif_dev.c1
-rw-r--r--net/caif/cfsrvl.c1
-rw-r--r--net/can/af_can.c3
-rw-r--r--net/can/bcm.c4
-rw-r--r--net/can/raw.c1
-rw-r--r--net/core/dev.c6
-rw-r--r--net/core/fib_rules.c7
-rw-r--r--net/core/netpoll.c4
-rw-r--r--net/core/rtnetlink.c2
-rw-r--r--net/core/sock.c6
-rw-r--r--net/decnet/af_decnet.c5
-rw-r--r--net/ieee802154/6lowpan.c23
-rw-r--r--net/ipv4/devinet.c3
-rw-r--r--net/ipv4/ip_tunnel.c29
-rw-r--r--net/ipv4/netfilter/Kconfig5
-rw-r--r--net/ipv4/netfilter/Makefile1
-rw-r--r--net/ipv4/netfilter/nf_nat_h323.c5
-rw-r--r--net/ipv4/netfilter/nft_reject_ipv4.c75
-rw-r--r--net/ipv4/tcp.c2
-rw-r--r--net/ipv4/tcp_input.c18
-rw-r--r--net/ipv4/tcp_output.c15
-rw-r--r--net/ipv4/udp_offload.c17
-rw-r--r--net/ipv6/icmp.c2
-rw-r--r--net/ipv6/netfilter/Kconfig5
-rw-r--r--net/ipv6/netfilter/Makefile1
-rw-r--r--net/ipv6/netfilter/nft_reject_ipv6.c76
-rw-r--r--net/ipx/af_ipx.c22
-rw-r--r--net/ipx/ipx_route.c4
-rw-r--r--net/mac80211/cfg.c44
-rw-r--r--net/mac80211/ht.c4
-rw-r--r--net/mac80211/ibss.c5
-rw-r--r--net/mac80211/iface.c27
-rw-r--r--net/mac80211/tx.c2
-rw-r--r--net/netfilter/Kconfig6
-rw-r--r--net/netfilter/Makefile1
-rw-r--r--net/netfilter/ipvs/ip_vs_conn.c8
-rw-r--r--net/netfilter/nf_conntrack_core.c55
-rw-r--r--net/netfilter/nf_synproxy_core.c5
-rw-r--r--net/netfilter/nf_tables_api.c82
-rw-r--r--net/netfilter/nf_tables_core.c6
-rw-r--r--net/netfilter/nft_ct.c16
-rw-r--r--net/netfilter/nft_log.c5
-rw-r--r--net/netfilter/nft_lookup.c1
-rw-r--r--net/netfilter/nft_queue.c4
-rw-r--r--net/netfilter/nft_rbtree.c16
-rw-r--r--net/netfilter/nft_reject.c89
-rw-r--r--net/netfilter/nft_reject_inet.c63
-rw-r--r--net/netfilter/xt_CT.c7
-rw-r--r--net/openvswitch/datapath.c23
-rw-r--r--net/openvswitch/flow_table.c88
-rw-r--r--net/openvswitch/flow_table.h2
-rw-r--r--net/sctp/ipv6.c2
-rw-r--r--net/sunrpc/svc_xprt.c6
-rw-r--r--net/wireless/core.c17
-rw-r--r--net/wireless/core.h4
-rw-r--r--net/wireless/nl80211.c32
-rw-r--r--net/wireless/nl80211.h8
-rw-r--r--net/wireless/scan.c40
-rw-r--r--net/wireless/sme.c2
144 files changed, 2454 insertions, 799 deletions
diff --git a/Documentation/devicetree/bindings/net/allwinner,sun4i-emac.txt b/Documentation/devicetree/bindings/net/allwinner,sun4i-emac.txt
index b90bfcd138ff..863d5b8155c7 100644
--- a/Documentation/devicetree/bindings/net/allwinner,sun4i-emac.txt
+++ b/Documentation/devicetree/bindings/net/allwinner,sun4i-emac.txt
@@ -1,7 +1,8 @@
* Allwinner EMAC ethernet controller
Required properties:
-- compatible: should be "allwinner,sun4i-emac".
+- compatible: should be "allwinner,sun4i-a10-emac" (Deprecated:
+ "allwinner,sun4i-emac")
- reg: address and length of the register set for the device.
- interrupts: interrupt for the device
- phy: A phandle to a phy node defining the PHY address (as the reg
@@ -14,7 +15,7 @@ Optional properties:
Example:
emac: ethernet@01c0b000 {
- compatible = "allwinner,sun4i-emac";
+ compatible = "allwinner,sun4i-a10-emac";
reg = <0x01c0b000 0x1000>;
interrupts = <55>;
clocks = <&ahb_gates 17>;
diff --git a/Documentation/devicetree/bindings/net/allwinner,sun4i-mdio.txt b/Documentation/devicetree/bindings/net/allwinner,sun4i-mdio.txt
index 00b9f9a3ec1d..4ec56413779d 100644
--- a/Documentation/devicetree/bindings/net/allwinner,sun4i-mdio.txt
+++ b/Documentation/devicetree/bindings/net/allwinner,sun4i-mdio.txt
@@ -1,7 +1,8 @@
* Allwinner A10 MDIO Ethernet Controller interface
Required properties:
-- compatible: should be "allwinner,sun4i-mdio".
+- compatible: should be "allwinner,sun4i-a10-mdio"
+ (Deprecated: "allwinner,sun4i-mdio").
- reg: address and length of the register set for the device.
Optional properties:
@@ -9,7 +10,7 @@ Optional properties:
Example at the SoC level:
mdio@01c0b080 {
- compatible = "allwinner,sun4i-mdio";
+ compatible = "allwinner,sun4i-a10-mdio";
reg = <0x01c0b080 0x14>;
#address-cells = <1>;
#size-cells = <0>;
diff --git a/Documentation/ptp/testptp.c b/Documentation/ptp/testptp.c
index a74d0a84d329..4aba0436da65 100644
--- a/Documentation/ptp/testptp.c
+++ b/Documentation/ptp/testptp.c
@@ -117,6 +117,7 @@ static void usage(char *progname)
" -f val adjust the ptp clock frequency by 'val' ppb\n"
" -g get the ptp clock time\n"
" -h prints this message\n"
+ " -i val index for event/trigger\n"
" -k val measure the time offset between system and phc clock\n"
" for 'val' times (Maximum 25)\n"
" -p val enable output with a period of 'val' nanoseconds\n"
@@ -154,6 +155,7 @@ int main(int argc, char *argv[])
int capabilities = 0;
int extts = 0;
int gettime = 0;
+ int index = 0;
int oneshot = 0;
int pct_offset = 0;
int n_samples = 0;
@@ -167,7 +169,7 @@ int main(int argc, char *argv[])
progname = strrchr(argv[0], '/');
progname = progname ? 1+progname : argv[0];
- while (EOF != (c = getopt(argc, argv, "a:A:cd:e:f:ghk:p:P:sSt:v"))) {
+ while (EOF != (c = getopt(argc, argv, "a:A:cd:e:f:ghi:k:p:P:sSt:v"))) {
switch (c) {
case 'a':
oneshot = atoi(optarg);
@@ -190,6 +192,9 @@ int main(int argc, char *argv[])
case 'g':
gettime = 1;
break;
+ case 'i':
+ index = atoi(optarg);
+ break;
case 'k':
pct_offset = 1;
n_samples = atoi(optarg);
@@ -301,7 +306,7 @@ int main(int argc, char *argv[])
if (extts) {
memset(&extts_request, 0, sizeof(extts_request));
- extts_request.index = 0;
+ extts_request.index = index;
extts_request.flags = PTP_ENABLE_FEATURE;
if (ioctl(fd, PTP_EXTTS_REQUEST, &extts_request)) {
perror("PTP_EXTTS_REQUEST");
@@ -375,7 +380,7 @@ int main(int argc, char *argv[])
return -1;
}
memset(&perout_request, 0, sizeof(perout_request));
- perout_request.index = 0;
+ perout_request.index = index;
perout_request.start.sec = ts.tv_sec + 2;
perout_request.start.nsec = 0;
perout_request.period.sec = 0;
diff --git a/MAINTAINERS b/MAINTAINERS
index b2cf5cfb4d29..091b50edaf35 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -7196,7 +7196,7 @@ S: Maintained
F: drivers/net/ethernet/rdc/r6040.c
RDS - RELIABLE DATAGRAM SOCKETS
-M: Venkat Venkatsubra <venkat.x.venkatsubra@oracle.com>
+M: Chien Yen <chien.yen@oracle.com>
L: rds-devel@oss.oracle.com (moderated for non-subscribers)
S: Supported
F: net/rds/
diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi
index 040bb0eba152..10666ca8aee1 100644
--- a/arch/arm/boot/dts/sun4i-a10.dtsi
+++ b/arch/arm/boot/dts/sun4i-a10.dtsi
@@ -315,7 +315,7 @@
ranges;
emac: ethernet@01c0b000 {
- compatible = "allwinner,sun4i-emac";
+ compatible = "allwinner,sun4i-a10-emac";
reg = <0x01c0b000 0x1000>;
interrupts = <55>;
clocks = <&ahb_gates 17>;
@@ -323,7 +323,7 @@
};
mdio@01c0b080 {
- compatible = "allwinner,sun4i-mdio";
+ compatible = "allwinner,sun4i-a10-mdio";
reg = <0x01c0b080 0x14>;
status = "disabled";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/sun5i-a10s.dtsi b/arch/arm/boot/dts/sun5i-a10s.dtsi
index ea16054857a4..64961595e8d6 100644
--- a/arch/arm/boot/dts/sun5i-a10s.dtsi
+++ b/arch/arm/boot/dts/sun5i-a10s.dtsi
@@ -278,7 +278,7 @@
ranges;
emac: ethernet@01c0b000 {
- compatible = "allwinner,sun4i-emac";
+ compatible = "allwinner,sun4i-a10-emac";
reg = <0x01c0b000 0x1000>;
interrupts = <55>;
clocks = <&ahb_gates 17>;
@@ -286,7 +286,7 @@
};
mdio@01c0b080 {
- compatible = "allwinner,sun4i-mdio";
+ compatible = "allwinner,sun4i-a10-mdio";
reg = <0x01c0b080 0x14>;
status = "disabled";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 119f066f0d98..9ff09484847b 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -340,7 +340,7 @@
ranges;
emac: ethernet@01c0b000 {
- compatible = "allwinner,sun4i-emac";
+ compatible = "allwinner,sun4i-a10-emac";
reg = <0x01c0b000 0x1000>;
interrupts = <0 55 4>;
clocks = <&ahb_gates 17>;
@@ -348,7 +348,7 @@
};
mdio@01c0b080 {
- compatible = "allwinner,sun4i-mdio";
+ compatible = "allwinner,sun4i-a10-mdio";
reg = <0x01c0b080 0x14>;
status = "disabled";
#address-cells = <1>;
diff --git a/drivers/isdn/hisax/q931.c b/drivers/isdn/hisax/q931.c
index af1b020a81f1..b420f8bd862e 100644
--- a/drivers/isdn/hisax/q931.c
+++ b/drivers/isdn/hisax/q931.c
@@ -810,7 +810,7 @@ prfeatureind(char *dest, u_char *p)
dp += sprintf(dp, " octet 3 ");
dp += prbits(dp, *p, 8, 8);
*dp++ = '\n';
- if (!(*p++ & 80)) {
+ if (!(*p++ & 0x80)) {
dp += sprintf(dp, " octet 4 ");
dp += prbits(dp, *p++, 8, 8);
*dp++ = '\n';
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 4c08018d7333..71ba18efa15b 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1270,9 +1270,13 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_ops->ndo_set_mac_address == NULL) {
if (!bond_has_slaves(bond)) {
- pr_warning("%s: Warning: The first slave device specified does not support setting the MAC address. Setting fail_over_mac to active.",
- bond_dev->name);
- bond->params.fail_over_mac = BOND_FOM_ACTIVE;
+ pr_warn("%s: Warning: The first slave device specified does not support setting the MAC address.\n",
+ bond_dev->name);
+ if (bond->params.mode == BOND_MODE_ACTIVEBACKUP) {
+ bond->params.fail_over_mac = BOND_FOM_ACTIVE;
+ pr_warn("%s: Setting fail_over_mac to active for active-backup mode.\n",
+ bond_dev->name);
+ }
} else if (bond->params.fail_over_mac != BOND_FOM_ACTIVE) {
pr_err("%s: Error: The slave device specified does not support setting the MAC address, but fail_over_mac is not set to active.\n",
bond_dev->name);
@@ -1315,7 +1319,8 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
*/
memcpy(new_slave->perm_hwaddr, slave_dev->dev_addr, ETH_ALEN);
- if (!bond->params.fail_over_mac) {
+ if (!bond->params.fail_over_mac ||
+ bond->params.mode != BOND_MODE_ACTIVEBACKUP) {
/*
* Set slave to master's mac address. The application already
* set the master's mac address to that of the first slave
@@ -1505,7 +1510,6 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
slave_dev->npinfo = bond->dev->npinfo;
if (slave_dev->npinfo) {
if (slave_enable_netpoll(new_slave)) {
- read_unlock(&bond->lock);
pr_info("Error, %s: master_dev is using netpoll, "
"but new slave device does not support netpoll.\n",
bond_dev->name);
@@ -1579,7 +1583,8 @@ err_close:
dev_close(slave_dev);
err_restore_mac:
- if (!bond->params.fail_over_mac) {
+ if (!bond->params.fail_over_mac ||
+ bond->params.mode != BOND_MODE_ACTIVEBACKUP) {
/* XXX TODO - fom follow mode needs to change master's
* MAC if this slave's MAC is in use by the bond, or at
* least print a warning.
@@ -1672,7 +1677,8 @@ static int __bond_release_one(struct net_device *bond_dev,
bond->current_arp_slave = NULL;
- if (!all && !bond->params.fail_over_mac) {
+ if (!all && (!bond->params.fail_over_mac ||
+ bond->params.mode != BOND_MODE_ACTIVEBACKUP)) {
if (ether_addr_equal_64bits(bond_dev->dev_addr, slave->perm_hwaddr) &&
bond_has_slaves(bond))
pr_warn("%s: Warning: the permanent HWaddr of %s - %pM - is still in use by %s. Set the HWaddr of %s to a different address to avoid conflicts.\n",
@@ -1769,7 +1775,8 @@ static int __bond_release_one(struct net_device *bond_dev,
/* close slave before restoring its mac address */
dev_close(slave_dev);
- if (bond->params.fail_over_mac != BOND_FOM_ACTIVE) {
+ if (bond->params.fail_over_mac != BOND_FOM_ACTIVE ||
+ bond->params.mode != BOND_MODE_ACTIVEBACKUP) {
/* restore original ("permanent") mac address */
memcpy(addr.sa_data, slave->perm_hwaddr, ETH_ALEN);
addr.sa_family = slave_dev->type;
@@ -3431,7 +3438,8 @@ static int bond_set_mac_address(struct net_device *bond_dev, void *addr)
/* If fail_over_mac is enabled, do nothing and return success.
* Returning an error causes ifenslave to fail.
*/
- if (bond->params.fail_over_mac)
+ if (bond->params.fail_over_mac &&
+ bond->params.mode == BOND_MODE_ACTIVEBACKUP)
return 0;
if (!is_valid_ether_addr(sa->sa_data))
diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig
index d447b881bbde..9e7d95dae2c7 100644
--- a/drivers/net/can/Kconfig
+++ b/drivers/net/can/Kconfig
@@ -104,7 +104,7 @@ config CAN_JANZ_ICAN3
config CAN_FLEXCAN
tristate "Support for Freescale FLEXCAN based chips"
- depends on (ARM && CPU_LITTLE_ENDIAN) || PPC
+ depends on ARM || PPC
---help---
Say Y here if you want to support for Freescale FlexCAN.
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 13a909822e25..fc59bc6f040b 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -323,19 +323,10 @@ void can_put_echo_skb(struct sk_buff *skb, struct net_device *dev,
}
if (!priv->echo_skb[idx]) {
- struct sock *srcsk = skb->sk;
- if (atomic_read(&skb->users) != 1) {
- struct sk_buff *old_skb = skb;
-
- skb = skb_clone(old_skb, GFP_ATOMIC);
- kfree_skb(old_skb);
- if (!skb)
- return;
- } else
- skb_orphan(skb);
-
- skb->sk = srcsk;
+ skb = can_create_echo_skb(skb);
+ if (!skb)
+ return;
/* make settings for echo to reduce code in irq context */
skb->protocol = htons(ETH_P_CAN);
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index aaed97bee471..320bef2dba42 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -235,9 +235,12 @@ static const struct can_bittiming_const flexcan_bittiming_const = {
};
/*
- * Abstract off the read/write for arm versus ppc.
+ * Abstract off the read/write for arm versus ppc. This
+ * assumes that PPC uses big-endian registers and everything
+ * else uses little-endian registers, independent of CPU
+ * endianess.
*/
-#if defined(__BIG_ENDIAN)
+#if defined(CONFIG_PPC)
static inline u32 flexcan_read(void __iomem *addr)
{
return in_be32(addr);
diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c
index e24e6690d672..71594e5676fd 100644
--- a/drivers/net/can/janz-ican3.c
+++ b/drivers/net/can/janz-ican3.c
@@ -18,6 +18,7 @@
#include <linux/netdevice.h>
#include <linux/can.h>
#include <linux/can/dev.h>
+#include <linux/can/skb.h>
#include <linux/can/error.h>
#include <linux/mfd/janz.h>
@@ -1133,20 +1134,9 @@ static void ican3_handle_message(struct ican3_dev *mod, struct ican3_msg *msg)
*/
static void ican3_put_echo_skb(struct ican3_dev *mod, struct sk_buff *skb)
{
- struct sock *srcsk = skb->sk;
-
- if (atomic_read(&skb->users) != 1) {
- struct sk_buff *old_skb = skb;
-
- skb = skb_clone(old_skb, GFP_ATOMIC);
- kfree_skb(old_skb);
- if (!skb)
- return;
- } else {
- skb_orphan(skb);
- }
-
- skb->sk = srcsk;
+ skb = can_create_echo_skb(skb);
+ if (!skb)
+ return;
/* save this skb for tx interrupt echo handling */
skb_queue_tail(&mod->echoq, skb);
@@ -1322,7 +1312,7 @@ static int ican3_napi(struct napi_struct *napi, int budget)
/* process all communication messages */
while (true) {
- struct ican3_msg msg;
+ struct ican3_msg uninitialized_var(msg);
ret = ican3_recv_msg(mod, &msg);
if (ret)
break;
diff --git a/drivers/net/can/vcan.c b/drivers/net/can/vcan.c
index 0a2a5ee79a17..4e94057ef5cf 100644
--- a/drivers/net/can/vcan.c
+++ b/drivers/net/can/vcan.c
@@ -46,6 +46,7 @@
#include <linux/if_ether.h>
#include <linux/can.h>
#include <linux/can/dev.h>
+#include <linux/can/skb.h>
#include <linux/slab.h>
#include <net/rtnetlink.h>
@@ -109,25 +110,23 @@ static netdev_tx_t vcan_tx(struct sk_buff *skb, struct net_device *dev)
stats->rx_packets++;
stats->rx_bytes += cfd->len;
}
- kfree_skb(skb);
+ consume_skb(skb);
return NETDEV_TX_OK;
}
/* perform standard echo handling for CAN network interfaces */
if (loop) {
- struct sock *srcsk = skb->sk;
- skb = skb_share_check(skb, GFP_ATOMIC);
+ skb = can_create_echo_skb(skb);
if (!skb)
return NETDEV_TX_OK;
/* receive with packet counting */
- skb->sk = srcsk;
vcan_rx(skb, dev);
} else {
/* no looped packets => no counting */
- kfree_skb(skb);
+ consume_skb(skb);
}
return NETDEV_TX_OK;
}
diff --git a/drivers/net/ethernet/3com/3c59x.c b/drivers/net/ethernet/3com/3c59x.c
index 0f4241c6e97e..238ccea965c8 100644
--- a/drivers/net/ethernet/3com/3c59x.c
+++ b/drivers/net/ethernet/3com/3c59x.c
@@ -3294,7 +3294,6 @@ static int __init vortex_init(void)
static void __exit vortex_eisa_cleanup(void)
{
- struct vortex_private *vp;
void __iomem *ioaddr;
#ifdef CONFIG_EISA
@@ -3303,7 +3302,6 @@ static void __exit vortex_eisa_cleanup(void)
#endif
if (compaq_net_device) {
- vp = netdev_priv(compaq_net_device);
ioaddr = ioport_map(compaq_net_device->base_addr,
VORTEX_TOTAL_SIZE);
diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c
index 0cc21437478c..511f6eecd58b 100644
--- a/drivers/net/ethernet/allwinner/sun4i-emac.c
+++ b/drivers/net/ethernet/allwinner/sun4i-emac.c
@@ -929,6 +929,9 @@ static int emac_resume(struct platform_device *dev)
}
static const struct of_device_id emac_of_match[] = {
+ {.compatible = "allwinner,sun4i-a10-emac",},
+
+ /* Deprecated */
{.compatible = "allwinner,sun4i-emac",},
{},
};
diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c
index e92ffd6e1c15..2e45f6ec1bf0 100644
--- a/drivers/net/ethernet/atheros/alx/main.c
+++ b/drivers/net/ethernet/atheros/alx/main.c
@@ -1292,6 +1292,7 @@ static int alx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
alx = netdev_priv(netdev);
spin_lock_init(&alx->hw.mdio_lock);
spin_lock_init(&alx->irq_lock);
+ spin_lock_init(&alx->stats_lock);
alx->dev = netdev;
alx->hw.pdev = pdev;
alx->msg_enable = NETIF_MSG_LINK | NETIF_MSG_HW | NETIF_MSG_IFUP |
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index 9d2dedadf2df..cda25ac45b47 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -85,7 +85,7 @@ MODULE_FIRMWARE(FW_RV2P_FILE_09_Ax);
static int disable_msi = 0;
-module_param(disable_msi, int, 0);
+module_param(disable_msi, int, S_IRUGO);
MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)");
typedef enum {
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
index 17d1689aec6b..bfc58d488bb5 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
@@ -936,7 +936,7 @@ static inline int bnx2x_func_start(struct bnx2x *bp)
else /* CHIP_IS_E1X */
start_params->network_cos_mode = FW_WRR;
- start_params->gre_tunnel_mode = IPGRE_TUNNEL;
+ start_params->gre_tunnel_mode = L2GRE_TUNNEL;
start_params->gre_tunnel_rss = GRE_INNER_HEADERS_RSS;
return bnx2x_func_state_change(bp, &func_params);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index c9c445e7b4a5..7d4382286457 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -95,29 +95,29 @@ MODULE_FIRMWARE(FW_FILE_NAME_E1H);
MODULE_FIRMWARE(FW_FILE_NAME_E2);
int bnx2x_num_queues;
-module_param_named(num_queues, bnx2x_num_queues, int, 0);
+module_param_named(num_queues, bnx2x_num_queues, int, S_IRUGO);
MODULE_PARM_DESC(num_queues,
" Set number of queues (default is as a number of CPUs)");
static int disable_tpa;
-module_param(disable_tpa, int, 0);
+module_param(disable_tpa, int, S_IRUGO);
MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature");
static int int_mode;
-module_param(int_mode, int, 0);
+module_param(int_mode, int, S_IRUGO);
MODULE_PARM_DESC(int_mode, " Force interrupt mode other than MSI-X "
"(1 INT#x; 2 MSI)");
static int dropless_fc;
-module_param(dropless_fc, int, 0);
+module_param(dropless_fc, int, S_IRUGO);
MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring");
static int mrrs = -1;
-module_param(mrrs, int, 0);
+module_param(mrrs, int, S_IRUGO);
MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)");
static int debug;
-module_param(debug, int, 0);
+module_param(debug, int, S_IRUGO);
MODULE_PARM_DESC(debug, " Default debug msglevel");
struct workqueue_struct *bnx2x_wq;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index aec5ef2ed7ce..e42f48df6e94 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -1446,12 +1446,12 @@ static void bnx2x_vf_igu_reset(struct bnx2x *bp, struct bnx2x_virtf *vf)
if (vf->cfg_flags & VF_CFG_INT_SIMD)
val |= IGU_VF_CONF_SINGLE_ISR_EN;
val &= ~IGU_VF_CONF_PARENT_MASK;
- val |= BP_FUNC(bp) << IGU_VF_CONF_PARENT_SHIFT; /* parent PF */
+ val |= (BP_ABS_FUNC(bp) >> 1) << IGU_VF_CONF_PARENT_SHIFT;
REG_WR(bp, IGU_REG_VF_CONFIGURATION, val);
DP(BNX2X_MSG_IOV,
- "value in IGU_REG_VF_CONFIGURATION of vf %d after write %x\n",
- vf->abs_vfid, REG_RD(bp, IGU_REG_VF_CONFIGURATION));
+ "value in IGU_REG_VF_CONFIGURATION of vf %d after write is 0x%08x\n",
+ vf->abs_vfid, val);
bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index e2ca03e23dc1..3167ed6593b0 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -2609,13 +2609,14 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
tg3_writephy(tp, MII_CTRL1000, phy9_orig);
- if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
- reg32 &= ~0x3000;
- tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
- } else if (!err)
- err = -EBUSY;
+ err = tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32);
+ if (err)
+ return err;
- return err;
+ reg32 &= ~0x3000;
+ tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
+
+ return 0;
}
static void tg3_carrier_off(struct tg3 *tp)
@@ -14113,12 +14114,12 @@ static int tg3_change_mtu(struct net_device *dev, int new_mtu)
tg3_netif_stop(tp);
+ tg3_set_mtu(dev, tp, new_mtu);
+
tg3_full_lock(tp, 1);
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
- tg3_set_mtu(dev, tp, new_mtu);
-
/* Reset PHY, otherwise the read DMA engine will be in a mode that
* breaks all requests to 256 bytes.
*/
diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c
index 4de8cfd149cf..55e0fa03dc90 100644
--- a/drivers/net/ethernet/ethoc.c
+++ b/drivers/net/ethernet/ethoc.c
@@ -13,6 +13,7 @@
#include <linux/dma-mapping.h>
#include <linux/etherdevice.h>
+#include <linux/clk.h>
#include <linux/crc32.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -51,6 +52,7 @@ MODULE_PARM_DESC(buffer_size, "DMA buffer allocation size");
#define ETH_HASH0 0x48
#define ETH_HASH1 0x4c
#define ETH_TXCTRL 0x50
+#define ETH_END 0x54
/* mode register */
#define MODER_RXEN (1 << 0) /* receive enable */
@@ -179,6 +181,7 @@ MODULE_PARM_DESC(buffer_size, "DMA buffer allocation size");
* @membase: pointer to buffer memory region
* @dma_alloc: dma allocated buffer size
* @io_region_size: I/O memory region size
+ * @num_bd: number of buffer descriptors
* @num_tx: number of send buffers
* @cur_tx: last send buffer written
* @dty_tx: last buffer actually sent
@@ -199,6 +202,7 @@ struct ethoc {
int dma_alloc;
resource_size_t io_region_size;
+ unsigned int num_bd;
unsigned int num_tx;
unsigned int cur_tx;
unsigned int dty_tx;
@@ -216,6 +220,7 @@ struct ethoc {
struct phy_device *phy;
struct mii_bus *mdio;
+ struct clk *clk;
s8 phy_id;
};
@@ -688,6 +693,11 @@ static int ethoc_mdio_probe(struct net_device *dev)
}
priv->phy = phy;
+ phy->advertising &= ~(ADVERTISED_1000baseT_Full |
+ ADVERTISED_1000baseT_Half);
+ phy->supported &= ~(SUPPORTED_1000baseT_Full |
+ SUPPORTED_1000baseT_Half);
+
return 0;
}
@@ -890,6 +900,102 @@ out:
return NETDEV_TX_OK;
}
+static int ethoc_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct ethoc *priv = netdev_priv(dev);
+ struct phy_device *phydev = priv->phy;
+
+ if (!phydev)
+ return -EOPNOTSUPP;
+
+ return phy_ethtool_gset(phydev, cmd);
+}
+
+static int ethoc_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct ethoc *priv = netdev_priv(dev);
+ struct phy_device *phydev = priv->phy;
+
+ if (!phydev)
+ return -EOPNOTSUPP;
+
+ return phy_ethtool_sset(phydev, cmd);
+}
+
+static int ethoc_get_regs_len(struct net_device *netdev)
+{
+ return ETH_END;
+}
+
+static void ethoc_get_regs(struct net_device *dev, struct ethtool_regs *regs,
+ void *p)
+{
+ struct ethoc *priv = netdev_priv(dev);
+ u32 *regs_buff = p;
+ unsigned i;
+
+ regs->version = 0;
+ for (i = 0; i < ETH_END / sizeof(u32); ++i)
+ regs_buff[i] = ethoc_read(priv, i * sizeof(u32));
+}
+
+static void ethoc_get_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *ring)
+{
+ struct ethoc *priv = netdev_priv(dev);
+
+ ring->rx_max_pending = priv->num_bd - 1;
+ ring->rx_mini_max_pending = 0;
+ ring->rx_jumbo_max_pending = 0;
+ ring->tx_max_pending = priv->num_bd - 1;
+
+ ring->rx_pending = priv->num_rx;
+ ring->rx_mini_pending = 0;
+ ring->rx_jumbo_pending = 0;
+ ring->tx_pending = priv->num_tx;
+}
+
+static int ethoc_set_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *ring)
+{
+ struct ethoc *priv = netdev_priv(dev);
+
+ if (ring->tx_pending < 1 || ring->rx_pending < 1 ||
+ ring->tx_pending + ring->rx_pending > priv->num_bd)
+ return -EINVAL;
+ if (ring->rx_mini_pending || ring->rx_jumbo_pending)
+ return -EINVAL;
+
+ if (netif_running(dev)) {
+ netif_tx_disable(dev);
+ ethoc_disable_rx_and_tx(priv);
+ ethoc_disable_irq(priv, INT_MASK_TX | INT_MASK_RX);
+ synchronize_irq(dev->irq);
+ }
+
+ priv->num_tx = rounddown_pow_of_two(ring->tx_pending);
+ priv->num_rx = ring->rx_pending;
+ ethoc_init_ring(priv, dev->mem_start);
+
+ if (netif_running(dev)) {
+ ethoc_enable_irq(priv, INT_MASK_TX | INT_MASK_RX);
+ ethoc_enable_rx_and_tx(priv);
+ netif_wake_queue(dev);
+ }
+ return 0;
+}
+
+const struct ethtool_ops ethoc_ethtool_ops = {
+ .get_settings = ethoc_get_settings,
+ .set_settings = ethoc_set_settings,
+ .get_regs_len = ethoc_get_regs_len,
+ .get_regs = ethoc_get_regs,
+ .get_link = ethtool_op_get_link,
+ .get_ringparam = ethoc_get_ringparam,
+ .set_ringparam = ethoc_set_ringparam,
+ .get_ts_info = ethtool_op_get_ts_info,
+};
+
static const struct net_device_ops ethoc_netdev_ops = {
.ndo_open = ethoc_open,
.ndo_stop = ethoc_stop,
@@ -917,6 +1023,8 @@ static int ethoc_probe(struct platform_device *pdev)
int num_bd;
int ret = 0;
bool random_mac = false;
+ struct ethoc_platform_data *pdata = dev_get_platdata(&pdev->dev);
+ u32 eth_clkfreq = pdata ? pdata->eth_clkfreq : 0;
/* allocate networking device */
netdev = alloc_etherdev(sizeof(struct ethoc));
@@ -1016,6 +1124,7 @@ static int ethoc_probe(struct platform_device *pdev)
ret = -ENODEV;
goto error;
}
+ priv->num_bd = num_bd;
/* num_tx must be a power of two */
priv->num_tx = rounddown_pow_of_two(num_bd >> 1);
priv->num_rx = num_bd - priv->num_tx;
@@ -1030,8 +1139,7 @@ static int ethoc_probe(struct platform_device *pdev)
}
/* Allow the platform setup code to pass in a MAC address. */
- if (dev_get_platdata(&pdev->dev)) {
- struct ethoc_platform_data *pdata = dev_get_platdata(&pdev->dev);
+ if (pdata) {
memcpy(netdev->dev_addr, pdata->hwaddr, IFHWADDRLEN);
priv->phy_id = pdata->phy_id;
} else {
@@ -1069,6 +1177,27 @@ static int ethoc_probe(struct platform_device *pdev)
if (random_mac)
netdev->addr_assign_type = NET_ADDR_RANDOM;
+ /* Allow the platform setup code to adjust MII management bus clock. */
+ if (!eth_clkfreq) {
+ struct clk *clk = devm_clk_get(&pdev->dev, NULL);
+
+ if (!IS_ERR(clk)) {
+ priv->clk = clk;
+ clk_prepare_enable(clk);
+ eth_clkfreq = clk_get_rate(clk);
+ }
+ }
+ if (eth_clkfreq) {
+ u32 clkdiv = MIIMODER_CLKDIV(eth_clkfreq / 2500000 + 1);
+
+ if (!clkdiv)
+ clkdiv = 2;
+ dev_dbg(&pdev->dev, "setting MII clkdiv to %u\n", clkdiv);
+ ethoc_write(priv, MIIMODER,
+ (ethoc_read(priv, MIIMODER) & MIIMODER_NOPRE) |
+ clkdiv);
+ }
+
/* register MII bus */
priv->mdio = mdiobus_alloc();
if (!priv->mdio) {
@@ -1111,6 +1240,7 @@ static int ethoc_probe(struct platform_device *pdev)
netdev->netdev_ops = &ethoc_netdev_ops;
netdev->watchdog_timeo = ETHOC_TIMEOUT;
netdev->features |= 0;
+ netdev->ethtool_ops = &ethoc_ethtool_ops;
/* setup NAPI */
netif_napi_add(netdev, &priv->napi, ethoc_poll, 64);
@@ -1133,6 +1263,8 @@ free_mdio:
kfree(priv->mdio->irq);
mdiobus_free(priv->mdio);
free:
+ if (priv->clk)
+ clk_disable_unprepare(priv->clk);
free_netdev(netdev);
out:
return ret;
@@ -1157,6 +1289,8 @@ static int ethoc_remove(struct platform_device *pdev)
kfree(priv->mdio->irq);
mdiobus_free(priv->mdio);
}
+ if (priv->clk)
+ clk_disable_unprepare(priv->clk);
unregister_netdev(netdev);
free_netdev(netdev);
}
diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
index cbaba4442d4b..bf7a01ef9a57 100644
--- a/drivers/net/ethernet/intel/e100.c
+++ b/drivers/net/ethernet/intel/e100.c
@@ -3034,7 +3034,7 @@ static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
*enable_wake = false;
}
- pci_disable_device(pdev);
+ pci_clear_master(pdev);
}
static int __e100_power_off(struct pci_dev *pdev, bool wake)
diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c
index 1ded50ca1600..e46e8698e630 100644
--- a/drivers/net/ethernet/neterion/vxge/vxge-main.c
+++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c
@@ -726,9 +726,6 @@ static int vxge_learn_mac(struct vxgedev *vdev, u8 *mac_header)
int vpath_idx = 0;
enum vxge_hw_status status = VXGE_HW_OK;
struct vxge_vpath *vpath = NULL;
- struct __vxge_hw_device *hldev;
-
- hldev = pci_get_drvdata(vdev->pdev);
mac_address = (u8 *)&mac_addr;
memcpy(mac_address, mac_header, ETH_ALEN);
@@ -2443,9 +2440,6 @@ static void vxge_rem_msix_isr(struct vxgedev *vdev)
static void vxge_rem_isr(struct vxgedev *vdev)
{
- struct __vxge_hw_device *hldev;
- hldev = pci_get_drvdata(vdev->pdev);
-
#ifdef CONFIG_PCI_MSI
if (vdev->config.intr_type == MSI_X) {
vxge_rem_msix_isr(vdev);
diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c
index c49d1fb16965..75d11fa4eb0a 100644
--- a/drivers/net/ethernet/sfc/tx.c
+++ b/drivers/net/ethernet/sfc/tx.c
@@ -429,7 +429,9 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb)
}
/* Transfer ownership of the skb to the final buffer */
+#ifdef EFX_USE_PIO
finish_packet:
+#endif
buffer->skb = skb;
buffer->flags = EFX_TX_BUF_SKB | dma_flags;
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index bde63e3af96f..1d860ce914ed 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -1878,8 +1878,18 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data,
mdio_node = of_find_node_by_phandle(be32_to_cpup(parp));
phyid = be32_to_cpup(parp+1);
mdio = of_find_device_by_node(mdio_node);
- snprintf(slave_data->phy_id, sizeof(slave_data->phy_id),
- PHY_ID_FMT, mdio->name, phyid);
+
+ if (strncmp(mdio->name, "gpio", 4) == 0) {
+ /* GPIO bitbang MDIO driver attached */
+ struct mii_bus *bus = dev_get_drvdata(&mdio->dev);
+
+ snprintf(slave_data->phy_id, sizeof(slave_data->phy_id),
+ PHY_ID_FMT, bus->id, phyid);
+ } else {
+ /* davinci MDIO driver attached */
+ snprintf(slave_data->phy_id, sizeof(slave_data->phy_id),
+ PHY_ID_FMT, mdio->name, phyid);
+ }
mac_addr = of_get_mac_address(slave_node);
if (mac_addr)
diff --git a/drivers/net/irda/Kconfig b/drivers/net/irda/Kconfig
index 2dc82f1d2e70..3da44d5d9149 100644
--- a/drivers/net/irda/Kconfig
+++ b/drivers/net/irda/Kconfig
@@ -210,13 +210,6 @@ config KINGSUN_DONGLE
To compile it as a module, choose M here: the module will be called
kingsun-sir.
-config EP7211_DONGLE
- tristate "Cirrus Logic clps711x I/R support"
- depends on IRTTY_SIR && ARCH_CLPS711X && IRDA
- help
- Say Y here if you want to build support for the Cirrus logic
- EP7211 chipset's infrared module.
-
config KSDAZZLE_DONGLE
tristate "KingSun Dazzle IrDA-USB dongle"
depends on IRDA && USB
diff --git a/drivers/net/irda/Makefile b/drivers/net/irda/Makefile
index dfc64537f62f..be8ab5b9a4a2 100644
--- a/drivers/net/irda/Makefile
+++ b/drivers/net/irda/Makefile
@@ -35,7 +35,6 @@ obj-$(CONFIG_MCP2120_DONGLE) += mcp2120-sir.o
obj-$(CONFIG_ACT200L_DONGLE) += act200l-sir.o
obj-$(CONFIG_MA600_DONGLE) += ma600-sir.o
obj-$(CONFIG_TOIM3232_DONGLE) += toim3232-sir.o
-obj-$(CONFIG_EP7211_DONGLE) += ep7211-sir.o
obj-$(CONFIG_KINGSUN_DONGLE) += kingsun-sir.o
obj-$(CONFIG_KSDAZZLE_DONGLE) += ksdazzle-sir.o
obj-$(CONFIG_KS959_DONGLE) += ks959-sir.o
diff --git a/drivers/net/irda/ep7211-sir.c b/drivers/net/irda/ep7211-sir.c
deleted file mode 100644
index 5fe1f4dd3369..000000000000
--- a/drivers/net/irda/ep7211-sir.c
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * IR port driver for the Cirrus Logic CLPS711X processors
- *
- * Copyright 2001, Blue Mug Inc. All rights reserved.
- * Copyright 2007, Samuel Ortiz <samuel@sortiz.org>
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-
-#include <mach/hardware.h>
-
-#include "sir-dev.h"
-
-static int clps711x_dongle_open(struct sir_dev *dev)
-{
- unsigned int syscon;
-
- /* Turn on the SIR encoder. */
- syscon = clps_readl(SYSCON1);
- syscon |= SYSCON1_SIREN;
- clps_writel(syscon, SYSCON1);
-
- return 0;
-}
-
-static int clps711x_dongle_close(struct sir_dev *dev)
-{
- unsigned int syscon;
-
- /* Turn off the SIR encoder. */
- syscon = clps_readl(SYSCON1);
- syscon &= ~SYSCON1_SIREN;
- clps_writel(syscon, SYSCON1);
-
- return 0;
-}
-
-static struct dongle_driver clps711x_dongle = {
- .owner = THIS_MODULE,
- .driver_name = "EP7211 IR driver",
- .type = IRDA_EP7211_DONGLE,
- .open = clps711x_dongle_open,
- .close = clps711x_dongle_close,
-};
-
-static int clps711x_sir_probe(struct platform_device *pdev)
-{
- return irda_register_dongle(&clps711x_dongle);
-}
-
-static int clps711x_sir_remove(struct platform_device *pdev)
-{
- return irda_unregister_dongle(&clps711x_dongle);
-}
-
-static struct platform_driver clps711x_sir_driver = {
- .driver = {
- .name = "sir-clps711x",
- .owner = THIS_MODULE,
- },
- .probe = clps711x_sir_probe,
- .remove = clps711x_sir_remove,
-};
-module_platform_driver(clps711x_sir_driver);
-
-MODULE_AUTHOR("Samuel Ortiz <samuel@sortiz.org>");
-MODULE_DESCRIPTION("EP7211 IR dongle driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("irda-dongle-13"); /* IRDA_EP7211_DONGLE */
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
index 547725fa8671..9414fa272160 100644
--- a/drivers/net/phy/dp83640.c
+++ b/drivers/net/phy/dp83640.c
@@ -437,7 +437,10 @@ static int ptp_dp83640_enable(struct ptp_clock_info *ptp,
if (on) {
gpio_num = gpio_tab[EXTTS0_GPIO + index];
evnt |= (gpio_num & EVNT_GPIO_MASK) << EVNT_GPIO_SHIFT;
- evnt |= EVNT_RISE;
+ if (rq->extts.flags & PTP_FALLING_EDGE)
+ evnt |= EVNT_FALL;
+ else
+ evnt |= EVNT_RISE;
}
ext_write(0, phydev, PAGE5, PTP_EVNT, evnt);
return 0;
@@ -1058,6 +1061,13 @@ static void dp83640_remove(struct phy_device *phydev)
kfree(dp83640);
}
+static int dp83640_config_init(struct phy_device *phydev)
+{
+ enable_status_frames(phydev, true);
+ ext_write(0, phydev, PAGE4, PTP_CTL, PTP_ENABLE);
+ return 0;
+}
+
static int dp83640_ack_interrupt(struct phy_device *phydev)
{
int err = phy_read(phydev, MII_DP83640_MISR);
@@ -1195,11 +1205,6 @@ static int dp83640_hwtstamp(struct phy_device *phydev, struct ifreq *ifr)
mutex_lock(&dp83640->clock->extreg_lock);
- if (dp83640->hwts_tx_en || dp83640->hwts_rx_en) {
- enable_status_frames(phydev, true);
- ext_write(0, phydev, PAGE4, PTP_CTL, PTP_ENABLE);
- }
-
ext_write(0, phydev, PAGE5, PTP_TXCFG0, txcfg0);
ext_write(0, phydev, PAGE5, PTP_RXCFG0, rxcfg0);
@@ -1281,6 +1286,7 @@ static void dp83640_txtstamp(struct phy_device *phydev,
}
/* fall through */
case HWTSTAMP_TX_ON:
+ skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS;
skb_queue_tail(&dp83640->tx_queue, skb);
schedule_work(&dp83640->ts_work);
break;
@@ -1330,6 +1336,7 @@ static struct phy_driver dp83640_driver = {
.flags = PHY_HAS_INTERRUPT,
.probe = dp83640_probe,
.remove = dp83640_remove,
+ .config_init = dp83640_config_init,
.config_aneg = genphy_config_aneg,
.read_status = genphy_read_status,
.ack_interrupt = dp83640_ack_interrupt,
diff --git a/drivers/net/phy/mdio-sun4i.c b/drivers/net/phy/mdio-sun4i.c
index bb88bc7d81fb..9367acc84fbb 100644
--- a/drivers/net/phy/mdio-sun4i.c
+++ b/drivers/net/phy/mdio-sun4i.c
@@ -170,6 +170,9 @@ static int sun4i_mdio_remove(struct platform_device *pdev)
}
static const struct of_device_id sun4i_mdio_dt_ids[] = {
+ { .compatible = "allwinner,sun4i-a10-mdio" },
+
+ /* Deprecated */
{ .compatible = "allwinner,sun4i-mdio" },
{ }
};
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 4b03e63639b7..82514e72b3d8 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -719,7 +719,7 @@ int phy_resume(struct phy_device *phydev)
static int genphy_config_advert(struct phy_device *phydev)
{
u32 advertise;
- int oldadv, adv;
+ int oldadv, adv, bmsr;
int err, changed = 0;
/* Only allow advertising what this PHY supports */
@@ -744,26 +744,36 @@ static int genphy_config_advert(struct phy_device *phydev)
changed = 1;
}
+ bmsr = phy_read(phydev, MII_BMSR);
+ if (bmsr < 0)
+ return bmsr;
+
+ /* Per 802.3-2008, Section 22.2.4.2.16 Extended status all
+ * 1000Mbits/sec capable PHYs shall have the BMSR_ESTATEN bit set to a
+ * logical 1.
+ */
+ if (!(bmsr & BMSR_ESTATEN))
+ return changed;
+
/* Configure gigabit if it's supported */
+ adv = phy_read(phydev, MII_CTRL1000);
+ if (adv < 0)
+ return adv;
+
+ oldadv = adv;
+ adv &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF);
+
if (phydev->supported & (SUPPORTED_1000baseT_Half |
SUPPORTED_1000baseT_Full)) {
- adv = phy_read(phydev, MII_CTRL1000);
- if (adv < 0)
- return adv;
-
- oldadv = adv;
- adv &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF);
adv |= ethtool_adv_to_mii_ctrl1000_t(advertise);
-
- if (adv != oldadv) {
- err = phy_write(phydev, MII_CTRL1000, adv);
-
- if (err < 0)
- return err;
+ if (adv != oldadv)
changed = 1;
- }
}
+ err = phy_write(phydev, MII_CTRL1000, adv);
+ if (err < 0)
+ return err;
+
return changed;
}
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 6b638a066c1d..409499fdb157 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -292,6 +292,22 @@ config USB_NET_SR9700
This option adds support for CoreChip-sz SR9700 based USB 1.1
10/100 Ethernet adapters.
+config USB_NET_SR9800
+ tristate "CoreChip-sz SR9800 based USB 2.0 10/100 ethernet devices"
+ depends on USB_USBNET
+ select CRC32
+ default y
+ ---help---
+ Say Y if you want to use one of the following 100Mbps USB Ethernet
+ device based on the CoreChip-sz SR9800 chip.
+
+ This driver makes the adapter appear as a normal Ethernet interface,
+ typically on eth0, if it is the only ethernet device, or perhaps on
+ eth1, if you have a PCI or ISA ethernet card installed.
+
+ To compile this driver as a module, choose M here: the
+ module will be called sr9800.
+
config USB_NET_SMSC75XX
tristate "SMSC LAN75XX based USB 2.0 gigabit ethernet devices"
depends on USB_USBNET
diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile
index b17b5e88bbaf..433f0a00c683 100644
--- a/drivers/net/usb/Makefile
+++ b/drivers/net/usb/Makefile
@@ -15,6 +15,7 @@ obj-$(CONFIG_USB_NET_CDCETHER) += cdc_ether.o r815x.o
obj-$(CONFIG_USB_NET_CDC_EEM) += cdc_eem.o
obj-$(CONFIG_USB_NET_DM9601) += dm9601.o
obj-$(CONFIG_USB_NET_SR9700) += sr9700.o
+obj-$(CONFIG_USB_NET_SR9800) += sr9800.o
obj-$(CONFIG_USB_NET_SMSC75XX) += smsc75xx.o
obj-$(CONFIG_USB_NET_SMSC95XX) += smsc95xx.o
obj-$(CONFIG_USB_NET_GL620A) += gl620a.o
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 1a482344b3f5..660bd5ea9fc0 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -1201,16 +1201,18 @@ static void hso_std_serial_read_bulk_callback(struct urb *urb)
struct hso_serial *serial = urb->context;
int status = urb->status;
+ D4("\n--- Got serial_read_bulk callback %02x ---", status);
+
/* sanity check */
if (!serial) {
D1("serial == NULL");
return;
- } else if (status) {
+ }
+ if (status) {
handle_usb_error(status, __func__, serial->parent);
return;
}
- D4("\n--- Got serial_read_bulk callback %02x ---", status);
D1("Actual length = %d\n", urb->actual_length);
DUMP1(urb->transfer_buffer, urb->actual_length);
@@ -1218,25 +1220,13 @@ static void hso_std_serial_read_bulk_callback(struct urb *urb)
if (serial->port.count == 0)
return;
- if (status == 0) {
- if (serial->parent->port_spec & HSO_INFO_CRC_BUG)
- fix_crc_bug(urb, serial->in_endp->wMaxPacketSize);
- /* Valid data, handle RX data */
- spin_lock(&serial->serial_lock);
- serial->rx_urb_filled[hso_urb_to_index(serial, urb)] = 1;
- put_rxbuf_data_and_resubmit_bulk_urb(serial);
- spin_unlock(&serial->serial_lock);
- } else if (status == -ENOENT || status == -ECONNRESET) {
- /* Unlinked - check for throttled port. */
- D2("Port %d, successfully unlinked urb", serial->minor);
- spin_lock(&serial->serial_lock);
- serial->rx_urb_filled[hso_urb_to_index(serial, urb)] = 0;
- hso_resubmit_rx_bulk_urb(serial, urb);
- spin_unlock(&serial->serial_lock);
- } else {
- D2("Port %d, status = %d for read urb", serial->minor, status);
- return;
- }
+ if (serial->parent->port_spec & HSO_INFO_CRC_BUG)
+ fix_crc_bug(urb, serial->in_endp->wMaxPacketSize);
+ /* Valid data, handle RX data */
+ spin_lock(&serial->serial_lock);
+ serial->rx_urb_filled[hso_urb_to_index(serial, urb)] = 1;
+ put_rxbuf_data_and_resubmit_bulk_urb(serial);
+ spin_unlock(&serial->serial_lock);
}
/*
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 23bdd5b9274d..ff5c87128ffe 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -712,6 +712,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x19d2, 0x1255, 3)},
{QMI_FIXED_INTF(0x19d2, 0x1255, 4)},
{QMI_FIXED_INTF(0x19d2, 0x1256, 4)},
+ {QMI_FIXED_INTF(0x19d2, 0x1270, 5)}, /* ZTE MF667 */
{QMI_FIXED_INTF(0x19d2, 0x1401, 2)},
{QMI_FIXED_INTF(0x19d2, 0x1402, 2)}, /* ZTE MF60 */
{QMI_FIXED_INTF(0x19d2, 0x1424, 2)},
@@ -723,6 +724,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */
{QMI_FIXED_INTF(0x1199, 0x68a2, 19)}, /* Sierra Wireless MC7710 in QMI mode */
{QMI_FIXED_INTF(0x1199, 0x901c, 8)}, /* Sierra Wireless EM7700 */
+ {QMI_FIXED_INTF(0x1199, 0x9051, 8)}, /* Netgear AirCard 340U */
{QMI_FIXED_INTF(0x1bbb, 0x011e, 4)}, /* Telekom Speedstick LTE II (Alcatel One Touch L100V LTE) */
{QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */
{QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index e8fac732c6f1..d89dbe395ad2 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -2273,22 +2273,21 @@ static int rtl8152_open(struct net_device *netdev)
struct r8152 *tp = netdev_priv(netdev);
int res = 0;
+ rtl8152_set_speed(tp, AUTONEG_ENABLE,
+ tp->mii.supports_gmii ? SPEED_1000 : SPEED_100,
+ DUPLEX_FULL);
+ tp->speed = 0;
+ netif_carrier_off(netdev);
+ netif_start_queue(netdev);
+ set_bit(WORK_ENABLE, &tp->flags);
res = usb_submit_urb(tp->intr_urb, GFP_KERNEL);
if (res) {
if (res == -ENODEV)
netif_device_detach(tp->netdev);
netif_warn(tp, ifup, netdev, "intr_urb submit failed: %d\n",
res);
- return res;
}
- rtl8152_set_speed(tp, AUTONEG_ENABLE,
- tp->mii.supports_gmii ? SPEED_1000 : SPEED_100,
- DUPLEX_FULL);
- tp->speed = 0;
- netif_carrier_off(netdev);
- netif_start_queue(netdev);
- set_bit(WORK_ENABLE, &tp->flags);
return res;
}
@@ -2298,8 +2297,8 @@ static int rtl8152_close(struct net_device *netdev)
struct r8152 *tp = netdev_priv(netdev);
int res = 0;
- usb_kill_urb(tp->intr_urb);
clear_bit(WORK_ENABLE, &tp->flags);
+ usb_kill_urb(tp->intr_urb);
cancel_delayed_work_sync(&tp->schedule);
netif_stop_queue(netdev);
tasklet_disable(&tp->tl);
diff --git a/drivers/net/usb/sr9800.c b/drivers/net/usb/sr9800.c
new file mode 100644
index 000000000000..4175eb9fdeca
--- /dev/null
+++ b/drivers/net/usb/sr9800.c
@@ -0,0 +1,870 @@
+/* CoreChip-sz SR9800 one chip USB 2.0 Ethernet Devices
+ *
+ * Author : Liu Junliang <liujunliang_ljl@163.com>
+ *
+ * Based on asix_common.c, asix_devices.c
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.*
+ */
+
+#include <linux/module.h>
+#include <linux/kmod.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/workqueue.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include <linux/usb/usbnet.h>
+#include <linux/slab.h>
+#include <linux/if_vlan.h>
+
+#include "sr9800.h"
+
+static int sr_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+ u16 size, void *data)
+{
+ int err;
+
+ err = usbnet_read_cmd(dev, cmd, SR_REQ_RD_REG, value, index,
+ data, size);
+ if ((err != size) && (err >= 0))
+ err = -EINVAL;
+
+ return err;
+}
+
+static int sr_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+ u16 size, void *data)
+{
+ int err;
+
+ err = usbnet_write_cmd(dev, cmd, SR_REQ_WR_REG, value, index,
+ data, size);
+ if ((err != size) && (err >= 0))
+ err = -EINVAL;
+
+ return err;
+}
+
+static void
+sr_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+ u16 size, void *data)
+{
+ usbnet_write_cmd_async(dev, cmd, SR_REQ_WR_REG, value, index, data,
+ size);
+}
+
+static int sr_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+ int offset = 0;
+
+ while (offset + sizeof(u32) < skb->len) {
+ struct sk_buff *sr_skb;
+ u16 size;
+ u32 header = get_unaligned_le32(skb->data + offset);
+
+ offset += sizeof(u32);
+ /* get the packet length */
+ size = (u16) (header & 0x7ff);
+ if (size != ((~header >> 16) & 0x07ff)) {
+ netdev_err(dev->net, "%s : Bad Header Length\n",
+ __func__);
+ return 0;
+ }
+
+ if ((size > dev->net->mtu + ETH_HLEN + VLAN_HLEN) ||
+ (size + offset > skb->len)) {
+ netdev_err(dev->net, "%s : Bad RX Length %d\n",
+ __func__, size);
+ return 0;
+ }
+ sr_skb = netdev_alloc_skb_ip_align(dev->net, size);
+ if (!sr_skb)
+ return 0;
+
+ skb_put(sr_skb, size);
+ memcpy(sr_skb->data, skb->data + offset, size);
+ usbnet_skb_return(dev, sr_skb);
+
+ offset += (size + 1) & 0xfffe;
+ }
+
+ if (skb->len != offset) {
+ netdev_err(dev->net, "%s : Bad SKB Length %d\n", __func__,
+ skb->len);
+ return 0;
+ }
+
+ return 1;
+}
+
+static struct sk_buff *sr_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
+ gfp_t flags)
+{
+ int headroom = skb_headroom(skb);
+ int tailroom = skb_tailroom(skb);
+ u32 padbytes = 0xffff0000;
+ u32 packet_len;
+ int padlen;
+
+ padlen = ((skb->len + 4) % (dev->maxpacket - 1)) ? 0 : 4;
+
+ if ((!skb_cloned(skb)) && ((headroom + tailroom) >= (4 + padlen))) {
+ if ((headroom < 4) || (tailroom < padlen)) {
+ skb->data = memmove(skb->head + 4, skb->data,
+ skb->len);
+ skb_set_tail_pointer(skb, skb->len);
+ }
+ } else {
+ struct sk_buff *skb2;
+ skb2 = skb_copy_expand(skb, 4, padlen, flags);
+ dev_kfree_skb_any(skb);
+ skb = skb2;
+ if (!skb)
+ return NULL;
+ }
+
+ skb_push(skb, 4);
+ packet_len = (((skb->len - 4) ^ 0x0000ffff) << 16) + (skb->len - 4);
+ cpu_to_le32s(&packet_len);
+ skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len));
+
+ if (padlen) {
+ cpu_to_le32s(&padbytes);
+ memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes));
+ skb_put(skb, sizeof(padbytes));
+ }
+
+ return skb;
+}
+
+static void sr_status(struct usbnet *dev, struct urb *urb)
+{
+ struct sr9800_int_data *event;
+ int link;
+
+ if (urb->actual_length < 8)
+ return;
+
+ event = urb->transfer_buffer;
+ link = event->link & 0x01;
+ if (netif_carrier_ok(dev->net) != link) {
+ usbnet_link_change(dev, link, 1);
+ netdev_dbg(dev->net, "Link Status is: %d\n", link);
+ }
+
+ return;
+}
+
+static inline int sr_set_sw_mii(struct usbnet *dev)
+{
+ int ret;
+
+ ret = sr_write_cmd(dev, SR_CMD_SET_SW_MII, 0x0000, 0, 0, NULL);
+ if (ret < 0)
+ netdev_err(dev->net, "Failed to enable software MII access\n");
+ return ret;
+}
+
+static inline int sr_set_hw_mii(struct usbnet *dev)
+{
+ int ret;
+
+ ret = sr_write_cmd(dev, SR_CMD_SET_HW_MII, 0x0000, 0, 0, NULL);
+ if (ret < 0)
+ netdev_err(dev->net, "Failed to enable hardware MII access\n");
+ return ret;
+}
+
+static inline int sr_get_phy_addr(struct usbnet *dev)
+{
+ u8 buf[2];
+ int ret;
+
+ ret = sr_read_cmd(dev, SR_CMD_READ_PHY_ID, 0, 0, 2, buf);
+ if (ret < 0) {
+ netdev_err(dev->net, "%s : Error reading PHYID register:%02x\n",
+ __func__, ret);
+ goto out;
+ }
+ netdev_dbg(dev->net, "%s : returning 0x%04x\n", __func__,
+ *((__le16 *)buf));
+
+ ret = buf[1];
+
+out:
+ return ret;
+}
+
+static int sr_sw_reset(struct usbnet *dev, u8 flags)
+{
+ int ret;
+
+ ret = sr_write_cmd(dev, SR_CMD_SW_RESET, flags, 0, 0, NULL);
+ if (ret < 0)
+ netdev_err(dev->net, "Failed to send software reset:%02x\n",
+ ret);
+
+ return ret;
+}
+
+static u16 sr_read_rx_ctl(struct usbnet *dev)
+{
+ __le16 v;
+ int ret;
+
+ ret = sr_read_cmd(dev, SR_CMD_READ_RX_CTL, 0, 0, 2, &v);
+ if (ret < 0) {
+ netdev_err(dev->net, "Error reading RX_CTL register:%02x\n",
+ ret);
+ goto out;
+ }
+
+ ret = le16_to_cpu(v);
+out:
+ return ret;
+}
+
+static int sr_write_rx_ctl(struct usbnet *dev, u16 mode)
+{
+ int ret;
+
+ netdev_dbg(dev->net, "%s : mode = 0x%04x\n", __func__, mode);
+ ret = sr_write_cmd(dev, SR_CMD_WRITE_RX_CTL, mode, 0, 0, NULL);
+ if (ret < 0)
+ netdev_err(dev->net,
+ "Failed to write RX_CTL mode to 0x%04x:%02x\n",
+ mode, ret);
+
+ return ret;
+}
+
+static u16 sr_read_medium_status(struct usbnet *dev)
+{
+ __le16 v;
+ int ret;
+
+ ret = sr_read_cmd(dev, SR_CMD_READ_MEDIUM_STATUS, 0, 0, 2, &v);
+ if (ret < 0) {
+ netdev_err(dev->net,
+ "Error reading Medium Status register:%02x\n", ret);
+ return ret; /* TODO: callers not checking for error ret */
+ }
+
+ return le16_to_cpu(v);
+}
+
+static int sr_write_medium_mode(struct usbnet *dev, u16 mode)
+{
+ int ret;
+
+ netdev_dbg(dev->net, "%s : mode = 0x%04x\n", __func__, mode);
+ ret = sr_write_cmd(dev, SR_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL);
+ if (ret < 0)
+ netdev_err(dev->net,
+ "Failed to write Medium Mode mode to 0x%04x:%02x\n",
+ mode, ret);
+ return ret;
+}
+
+static int sr_write_gpio(struct usbnet *dev, u16 value, int sleep)
+{
+ int ret;
+
+ netdev_dbg(dev->net, "%s : value = 0x%04x\n", __func__, value);
+ ret = sr_write_cmd(dev, SR_CMD_WRITE_GPIOS, value, 0, 0, NULL);
+ if (ret < 0)
+ netdev_err(dev->net, "Failed to write GPIO value 0x%04x:%02x\n",
+ value, ret);
+ if (sleep)
+ msleep(sleep);
+
+ return ret;
+}
+
+/* SR9800 have a 16-bit RX_CTL value */
+static void sr_set_multicast(struct net_device *net)
+{
+ struct usbnet *dev = netdev_priv(net);
+ struct sr_data *data = (struct sr_data *)&dev->data;
+ u16 rx_ctl = SR_DEFAULT_RX_CTL;
+
+ if (net->flags & IFF_PROMISC) {
+ rx_ctl |= SR_RX_CTL_PRO;
+ } else if (net->flags & IFF_ALLMULTI ||
+ netdev_mc_count(net) > SR_MAX_MCAST) {
+ rx_ctl |= SR_RX_CTL_AMALL;
+ } else if (netdev_mc_empty(net)) {
+ /* just broadcast and directed */
+ } else {
+ /* We use the 20 byte dev->data
+ * for our 8 byte filter buffer
+ * to avoid allocating memory that
+ * is tricky to free later
+ */
+ struct netdev_hw_addr *ha;
+ u32 crc_bits;
+
+ memset(data->multi_filter, 0, SR_MCAST_FILTER_SIZE);
+
+ /* Build the multicast hash filter. */
+ netdev_for_each_mc_addr(ha, net) {
+ crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26;
+ data->multi_filter[crc_bits >> 3] |=
+ 1 << (crc_bits & 7);
+ }
+
+ sr_write_cmd_async(dev, SR_CMD_WRITE_MULTI_FILTER, 0, 0,
+ SR_MCAST_FILTER_SIZE, data->multi_filter);
+
+ rx_ctl |= SR_RX_CTL_AM;
+ }
+
+ sr_write_cmd_async(dev, SR_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
+}
+
+static int sr_mdio_read(struct net_device *net, int phy_id, int loc)
+{
+ struct usbnet *dev = netdev_priv(net);
+ __le16 res;
+
+ mutex_lock(&dev->phy_mutex);
+ sr_set_sw_mii(dev);
+ sr_read_cmd(dev, SR_CMD_READ_MII_REG, phy_id, (__u16)loc, 2, &res);
+ sr_set_hw_mii(dev);
+ mutex_unlock(&dev->phy_mutex);
+
+ netdev_dbg(dev->net,
+ "%s : phy_id=0x%02x, loc=0x%02x, returns=0x%04x\n", __func__,
+ phy_id, loc, le16_to_cpu(res));
+
+ return le16_to_cpu(res);
+}
+
+static void
+sr_mdio_write(struct net_device *net, int phy_id, int loc, int val)
+{
+ struct usbnet *dev = netdev_priv(net);
+ __le16 res = cpu_to_le16(val);
+
+ netdev_dbg(dev->net,
+ "%s : phy_id=0x%02x, loc=0x%02x, val=0x%04x\n", __func__,
+ phy_id, loc, val);
+ mutex_lock(&dev->phy_mutex);
+ sr_set_sw_mii(dev);
+ sr_write_cmd(dev, SR_CMD_WRITE_MII_REG, phy_id, (__u16)loc, 2, &res);
+ sr_set_hw_mii(dev);
+ mutex_unlock(&dev->phy_mutex);
+}
+
+/* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
+static u32 sr_get_phyid(struct usbnet *dev)
+{
+ int phy_reg;
+ u32 phy_id;
+ int i;
+
+ /* Poll for the rare case the FW or phy isn't ready yet. */
+ for (i = 0; i < 100; i++) {
+ phy_reg = sr_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID1);
+ if (phy_reg != 0 && phy_reg != 0xFFFF)
+ break;
+ mdelay(1);
+ }
+
+ if (phy_reg <= 0 || phy_reg == 0xFFFF)
+ return 0;
+
+ phy_id = (phy_reg & 0xffff) << 16;
+
+ phy_reg = sr_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID2);
+ if (phy_reg < 0)
+ return 0;
+
+ phy_id |= (phy_reg & 0xffff);
+
+ return phy_id;
+}
+
+static void
+sr_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
+{
+ struct usbnet *dev = netdev_priv(net);
+ u8 opt;
+
+ if (sr_read_cmd(dev, SR_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) {
+ wolinfo->supported = 0;
+ wolinfo->wolopts = 0;
+ return;
+ }
+ wolinfo->supported = WAKE_PHY | WAKE_MAGIC;
+ wolinfo->wolopts = 0;
+ if (opt & SR_MONITOR_LINK)
+ wolinfo->wolopts |= WAKE_PHY;
+ if (opt & SR_MONITOR_MAGIC)
+ wolinfo->wolopts |= WAKE_MAGIC;
+}
+
+static int
+sr_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
+{
+ struct usbnet *dev = netdev_priv(net);
+ u8 opt = 0;
+
+ if (wolinfo->wolopts & WAKE_PHY)
+ opt |= SR_MONITOR_LINK;
+ if (wolinfo->wolopts & WAKE_MAGIC)
+ opt |= SR_MONITOR_MAGIC;
+
+ if (sr_write_cmd(dev, SR_CMD_WRITE_MONITOR_MODE,
+ opt, 0, 0, NULL) < 0)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int sr_get_eeprom_len(struct net_device *net)
+{
+ struct usbnet *dev = netdev_priv(net);
+ struct sr_data *data = (struct sr_data *)&dev->data;
+
+ return data->eeprom_len;
+}
+
+static int sr_get_eeprom(struct net_device *net,
+ struct ethtool_eeprom *eeprom, u8 *data)
+{
+ struct usbnet *dev = netdev_priv(net);
+ __le16 *ebuf = (__le16 *)data;
+ int ret;
+ int i;
+
+ /* Crude hack to ensure that we don't overwrite memory
+ * if an odd length is supplied
+ */
+ if (eeprom->len % 2)
+ return -EINVAL;
+
+ eeprom->magic = SR_EEPROM_MAGIC;
+
+ /* sr9800 returns 2 bytes from eeprom on read */
+ for (i = 0; i < eeprom->len / 2; i++) {
+ ret = sr_read_cmd(dev, SR_CMD_READ_EEPROM, eeprom->offset + i,
+ 0, 2, &ebuf[i]);
+ if (ret < 0)
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static void sr_get_drvinfo(struct net_device *net,
+ struct ethtool_drvinfo *info)
+{
+ struct usbnet *dev = netdev_priv(net);
+ struct sr_data *data = (struct sr_data *)&dev->data;
+
+ /* Inherit standard device info */
+ usbnet_get_drvinfo(net, info);
+ strncpy(info->driver, DRIVER_NAME, sizeof(info->driver));
+ strncpy(info->version, DRIVER_VERSION, sizeof(info->version));
+ info->eedump_len = data->eeprom_len;
+}
+
+static u32 sr_get_link(struct net_device *net)
+{
+ struct usbnet *dev = netdev_priv(net);
+
+ return mii_link_ok(&dev->mii);
+}
+
+static int sr_ioctl(struct net_device *net, struct ifreq *rq, int cmd)
+{
+ struct usbnet *dev = netdev_priv(net);
+
+ return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
+}
+
+static int sr_set_mac_address(struct net_device *net, void *p)
+{
+ struct usbnet *dev = netdev_priv(net);
+ struct sr_data *data = (struct sr_data *)&dev->data;
+ struct sockaddr *addr = p;
+
+ if (netif_running(net))
+ return -EBUSY;
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ memcpy(net->dev_addr, addr->sa_data, ETH_ALEN);
+
+ /* We use the 20 byte dev->data
+ * for our 6 byte mac buffer
+ * to avoid allocating memory that
+ * is tricky to free later
+ */
+ memcpy(data->mac_addr, addr->sa_data, ETH_ALEN);
+ sr_write_cmd_async(dev, SR_CMD_WRITE_NODE_ID, 0, 0, ETH_ALEN,
+ data->mac_addr);
+
+ return 0;
+}
+
+static const struct ethtool_ops sr9800_ethtool_ops = {
+ .get_drvinfo = sr_get_drvinfo,
+ .get_link = sr_get_link,
+ .get_msglevel = usbnet_get_msglevel,
+ .set_msglevel = usbnet_set_msglevel,
+ .get_wol = sr_get_wol,
+ .set_wol = sr_set_wol,
+ .get_eeprom_len = sr_get_eeprom_len,
+ .get_eeprom = sr_get_eeprom,
+ .get_settings = usbnet_get_settings,
+ .set_settings = usbnet_set_settings,
+ .nway_reset = usbnet_nway_reset,
+};
+
+static int sr9800_link_reset(struct usbnet *dev)
+{
+ struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
+ u16 mode;
+
+ mii_check_media(&dev->mii, 1, 1);
+ mii_ethtool_gset(&dev->mii, &ecmd);
+ mode = SR9800_MEDIUM_DEFAULT;
+
+ if (ethtool_cmd_speed(&ecmd) != SPEED_100)
+ mode &= ~SR_MEDIUM_PS;
+
+ if (ecmd.duplex != DUPLEX_FULL)
+ mode &= ~SR_MEDIUM_FD;
+
+ netdev_dbg(dev->net, "%s : speed: %u duplex: %d mode: 0x%04x\n",
+ __func__, ethtool_cmd_speed(&ecmd), ecmd.duplex, mode);
+
+ sr_write_medium_mode(dev, mode);
+
+ return 0;
+}
+
+
+static int sr9800_set_default_mode(struct usbnet *dev)
+{
+ u16 rx_ctl;
+ int ret;
+
+ sr_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
+ sr_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
+ ADVERTISE_ALL | ADVERTISE_CSMA);
+ mii_nway_restart(&dev->mii);
+
+ ret = sr_write_medium_mode(dev, SR9800_MEDIUM_DEFAULT);
+ if (ret < 0)
+ goto out;
+
+ ret = sr_write_cmd(dev, SR_CMD_WRITE_IPG012,
+ SR9800_IPG0_DEFAULT | SR9800_IPG1_DEFAULT,
+ SR9800_IPG2_DEFAULT, 0, NULL);
+ if (ret < 0) {
+ netdev_dbg(dev->net, "Write IPG,IPG1,IPG2 failed: %d\n", ret);
+ goto out;
+ }
+
+ /* Set RX_CTL to default values with 2k buffer, and enable cactus */
+ ret = sr_write_rx_ctl(dev, SR_DEFAULT_RX_CTL);
+ if (ret < 0)
+ goto out;
+
+ rx_ctl = sr_read_rx_ctl(dev);
+ netdev_dbg(dev->net, "RX_CTL is 0x%04x after all initializations\n",
+ rx_ctl);
+
+ rx_ctl = sr_read_medium_status(dev);
+ netdev_dbg(dev->net, "Medium Status:0x%04x after all initializations\n",
+ rx_ctl);
+
+ return 0;
+out:
+ return ret;
+}
+
+static int sr9800_reset(struct usbnet *dev)
+{
+ struct sr_data *data = (struct sr_data *)&dev->data;
+ int ret, embd_phy;
+ u16 rx_ctl;
+
+ ret = sr_write_gpio(dev,
+ SR_GPIO_RSE | SR_GPIO_GPO_2 | SR_GPIO_GPO2EN, 5);
+ if (ret < 0)
+ goto out;
+
+ embd_phy = ((sr_get_phy_addr(dev) & 0x1f) == 0x10 ? 1 : 0);
+
+ ret = sr_write_cmd(dev, SR_CMD_SW_PHY_SELECT, embd_phy, 0, 0, NULL);
+ if (ret < 0) {
+ netdev_dbg(dev->net, "Select PHY #1 failed: %d\n", ret);
+ goto out;
+ }
+
+ ret = sr_sw_reset(dev, SR_SWRESET_IPPD | SR_SWRESET_PRL);
+ if (ret < 0)
+ goto out;
+
+ msleep(150);
+
+ ret = sr_sw_reset(dev, SR_SWRESET_CLEAR);
+ if (ret < 0)
+ goto out;
+
+ msleep(150);
+
+ if (embd_phy) {
+ ret = sr_sw_reset(dev, SR_SWRESET_IPRL);
+ if (ret < 0)
+ goto out;
+ } else {
+ ret = sr_sw_reset(dev, SR_SWRESET_PRTE);
+ if (ret < 0)
+ goto out;
+ }
+
+ msleep(150);
+ rx_ctl = sr_read_rx_ctl(dev);
+ netdev_dbg(dev->net, "RX_CTL is 0x%04x after software reset\n", rx_ctl);
+ ret = sr_write_rx_ctl(dev, 0x0000);
+ if (ret < 0)
+ goto out;
+
+ rx_ctl = sr_read_rx_ctl(dev);
+ netdev_dbg(dev->net, "RX_CTL is 0x%04x setting to 0x0000\n", rx_ctl);
+
+ ret = sr_sw_reset(dev, SR_SWRESET_PRL);
+ if (ret < 0)
+ goto out;
+
+ msleep(150);
+
+ ret = sr_sw_reset(dev, SR_SWRESET_IPRL | SR_SWRESET_PRL);
+ if (ret < 0)
+ goto out;
+
+ msleep(150);
+
+ ret = sr9800_set_default_mode(dev);
+ if (ret < 0)
+ goto out;
+
+ /* Rewrite MAC address */
+ memcpy(data->mac_addr, dev->net->dev_addr, ETH_ALEN);
+ ret = sr_write_cmd(dev, SR_CMD_WRITE_NODE_ID, 0, 0, ETH_ALEN,
+ data->mac_addr);
+ if (ret < 0)
+ goto out;
+
+ return 0;
+
+out:
+ return ret;
+}
+
+static const struct net_device_ops sr9800_netdev_ops = {
+ .ndo_open = usbnet_open,
+ .ndo_stop = usbnet_stop,
+ .ndo_start_xmit = usbnet_start_xmit,
+ .ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_change_mtu = usbnet_change_mtu,
+ .ndo_set_mac_address = sr_set_mac_address,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_do_ioctl = sr_ioctl,
+ .ndo_set_rx_mode = sr_set_multicast,
+};
+
+static int sr9800_phy_powerup(struct usbnet *dev)
+{
+ int ret;
+
+ /* set the embedded Ethernet PHY in power-down state */
+ ret = sr_sw_reset(dev, SR_SWRESET_IPPD | SR_SWRESET_IPRL);
+ if (ret < 0) {
+ netdev_err(dev->net, "Failed to power down PHY : %d\n", ret);
+ return ret;
+ }
+ msleep(20);
+
+ /* set the embedded Ethernet PHY in power-up state */
+ ret = sr_sw_reset(dev, SR_SWRESET_IPRL);
+ if (ret < 0) {
+ netdev_err(dev->net, "Failed to reset PHY: %d\n", ret);
+ return ret;
+ }
+ msleep(600);
+
+ /* set the embedded Ethernet PHY in reset state */
+ ret = sr_sw_reset(dev, SR_SWRESET_CLEAR);
+ if (ret < 0) {
+ netdev_err(dev->net, "Failed to power up PHY: %d\n", ret);
+ return ret;
+ }
+ msleep(20);
+
+ /* set the embedded Ethernet PHY in power-up state */
+ ret = sr_sw_reset(dev, SR_SWRESET_IPRL);
+ if (ret < 0) {
+ netdev_err(dev->net, "Failed to reset PHY: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int sr9800_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+ struct sr_data *data = (struct sr_data *)&dev->data;
+ u16 led01_mux, led23_mux;
+ int ret, embd_phy;
+ u32 phyid;
+ u16 rx_ctl;
+
+ data->eeprom_len = SR9800_EEPROM_LEN;
+
+ usbnet_get_endpoints(dev, intf);
+
+ /* LED Setting Rule :
+ * AABB:CCDD
+ * AA : MFA0(LED0)
+ * BB : MFA1(LED1)
+ * CC : MFA2(LED2), Reserved for SR9800
+ * DD : MFA3(LED3), Reserved for SR9800
+ */
+ led01_mux = (SR_LED_MUX_LINK_ACTIVE << 8) | SR_LED_MUX_LINK;
+ led23_mux = (SR_LED_MUX_LINK_ACTIVE << 8) | SR_LED_MUX_TX_ACTIVE;
+ ret = sr_write_cmd(dev, SR_CMD_LED_MUX, led01_mux, led23_mux, 0, NULL);
+ if (ret < 0) {
+ netdev_err(dev->net, "set LINK LED failed : %d\n", ret);
+ goto out;
+ }
+
+ /* Get the MAC address */
+ ret = sr_read_cmd(dev, SR_CMD_READ_NODE_ID, 0, 0, ETH_ALEN,
+ dev->net->dev_addr);
+ if (ret < 0) {
+ netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret);
+ return ret;
+ }
+ netdev_dbg(dev->net, "mac addr : %pM\n", dev->net->dev_addr);
+
+ /* Initialize MII structure */
+ dev->mii.dev = dev->net;
+ dev->mii.mdio_read = sr_mdio_read;
+ dev->mii.mdio_write = sr_mdio_write;
+ dev->mii.phy_id_mask = 0x1f;
+ dev->mii.reg_num_mask = 0x1f;
+ dev->mii.phy_id = sr_get_phy_addr(dev);
+
+ dev->net->netdev_ops = &sr9800_netdev_ops;
+ dev->net->ethtool_ops = &sr9800_ethtool_ops;
+
+ embd_phy = ((dev->mii.phy_id & 0x1f) == 0x10 ? 1 : 0);
+ /* Reset the PHY to normal operation mode */
+ ret = sr_write_cmd(dev, SR_CMD_SW_PHY_SELECT, embd_phy, 0, 0, NULL);
+ if (ret < 0) {
+ netdev_dbg(dev->net, "Select PHY #1 failed: %d\n", ret);
+ return ret;
+ }
+
+ /* Init PHY routine */
+ ret = sr9800_phy_powerup(dev);
+ if (ret < 0)
+ goto out;
+
+ rx_ctl = sr_read_rx_ctl(dev);
+ netdev_dbg(dev->net, "RX_CTL is 0x%04x after software reset\n", rx_ctl);
+ ret = sr_write_rx_ctl(dev, 0x0000);
+ if (ret < 0)
+ goto out;
+
+ rx_ctl = sr_read_rx_ctl(dev);
+ netdev_dbg(dev->net, "RX_CTL is 0x%04x setting to 0x0000\n", rx_ctl);
+
+ /* Read PHYID register *AFTER* the PHY was reset properly */
+ phyid = sr_get_phyid(dev);
+ netdev_dbg(dev->net, "PHYID=0x%08x\n", phyid);
+
+ /* medium mode setting */
+ ret = sr9800_set_default_mode(dev);
+ if (ret < 0)
+ goto out;
+
+ if (dev->udev->speed == USB_SPEED_HIGH) {
+ ret = sr_write_cmd(dev, SR_CMD_BULKIN_SIZE,
+ SR9800_BULKIN_SIZE[SR9800_MAX_BULKIN_4K].byte_cnt,
+ SR9800_BULKIN_SIZE[SR9800_MAX_BULKIN_4K].threshold,
+ 0, NULL);
+ if (ret < 0) {
+ netdev_err(dev->net, "Reset RX_CTL failed: %d\n", ret);
+ goto out;
+ }
+ dev->rx_urb_size =
+ SR9800_BULKIN_SIZE[SR9800_MAX_BULKIN_4K].size;
+ } else {
+ ret = sr_write_cmd(dev, SR_CMD_BULKIN_SIZE,
+ SR9800_BULKIN_SIZE[SR9800_MAX_BULKIN_2K].byte_cnt,
+ SR9800_BULKIN_SIZE[SR9800_MAX_BULKIN_2K].threshold,
+ 0, NULL);
+ if (ret < 0) {
+ netdev_err(dev->net, "Reset RX_CTL failed: %d\n", ret);
+ goto out;
+ }
+ dev->rx_urb_size =
+ SR9800_BULKIN_SIZE[SR9800_MAX_BULKIN_2K].size;
+ }
+ netdev_dbg(dev->net, "%s : setting rx_urb_size with : %ld\n", __func__,
+ dev->rx_urb_size);
+ return 0;
+
+out:
+ return ret;
+}
+
+static const struct driver_info sr9800_driver_info = {
+ .description = "CoreChip SR9800 USB 2.0 Ethernet",
+ .bind = sr9800_bind,
+ .status = sr_status,
+ .link_reset = sr9800_link_reset,
+ .reset = sr9800_reset,
+ .flags = DRIVER_FLAG,
+ .rx_fixup = sr_rx_fixup,
+ .tx_fixup = sr_tx_fixup,
+};
+
+static const struct usb_device_id products[] = {
+ {
+ USB_DEVICE(0x0fe6, 0x9800), /* SR9800 Device */
+ .driver_info = (unsigned long) &sr9800_driver_info,
+ },
+ {}, /* END */
+};
+
+MODULE_DEVICE_TABLE(usb, products);
+
+static struct usb_driver sr_driver = {
+ .name = DRIVER_NAME,
+ .id_table = products,
+ .probe = usbnet_probe,
+ .suspend = usbnet_suspend,
+ .resume = usbnet_resume,
+ .disconnect = usbnet_disconnect,
+ .supports_autosuspend = 1,
+};
+
+module_usb_driver(sr_driver);
+
+MODULE_AUTHOR("Liu Junliang <liujunliang_ljl@163.com");
+MODULE_VERSION(DRIVER_VERSION);
+MODULE_DESCRIPTION("SR9800 USB 2.0 USB2NET Dev : http://www.corechip-sz.com");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/usb/sr9800.h b/drivers/net/usb/sr9800.h
new file mode 100644
index 000000000000..18f670251275
--- /dev/null
+++ b/drivers/net/usb/sr9800.h
@@ -0,0 +1,202 @@
+/* CoreChip-sz SR9800 one chip USB 2.0 Ethernet Devices
+ *
+ * Author : Liu Junliang <liujunliang_ljl@163.com>
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#ifndef _SR9800_H
+#define _SR9800_H
+
+/* SR9800 spec. command table on Linux Platform */
+
+/* command : Software Station Management Control Reg */
+#define SR_CMD_SET_SW_MII 0x06
+/* command : PHY Read Reg */
+#define SR_CMD_READ_MII_REG 0x07
+/* command : PHY Write Reg */
+#define SR_CMD_WRITE_MII_REG 0x08
+/* command : Hardware Station Management Control Reg */
+#define SR_CMD_SET_HW_MII 0x0a
+/* command : SROM Read Reg */
+#define SR_CMD_READ_EEPROM 0x0b
+/* command : SROM Write Reg */
+#define SR_CMD_WRITE_EEPROM 0x0c
+/* command : SROM Write Enable Reg */
+#define SR_CMD_WRITE_ENABLE 0x0d
+/* command : SROM Write Disable Reg */
+#define SR_CMD_WRITE_DISABLE 0x0e
+/* command : RX Control Read Reg */
+#define SR_CMD_READ_RX_CTL 0x0f
+#define SR_RX_CTL_PRO (1 << 0)
+#define SR_RX_CTL_AMALL (1 << 1)
+#define SR_RX_CTL_SEP (1 << 2)
+#define SR_RX_CTL_AB (1 << 3)
+#define SR_RX_CTL_AM (1 << 4)
+#define SR_RX_CTL_AP (1 << 5)
+#define SR_RX_CTL_ARP (1 << 6)
+#define SR_RX_CTL_SO (1 << 7)
+#define SR_RX_CTL_RH1M (1 << 8)
+#define SR_RX_CTL_RH2M (1 << 9)
+#define SR_RX_CTL_RH3M (1 << 10)
+/* command : RX Control Write Reg */
+#define SR_CMD_WRITE_RX_CTL 0x10
+/* command : IPG0/IPG1/IPG2 Control Read Reg */
+#define SR_CMD_READ_IPG012 0x11
+/* command : IPG0/IPG1/IPG2 Control Write Reg */
+#define SR_CMD_WRITE_IPG012 0x12
+/* command : Node ID Read Reg */
+#define SR_CMD_READ_NODE_ID 0x13
+/* command : Node ID Write Reg */
+#define SR_CMD_WRITE_NODE_ID 0x14
+/* command : Multicast Filter Array Read Reg */
+#define SR_CMD_READ_MULTI_FILTER 0x15
+/* command : Multicast Filter Array Write Reg */
+#define SR_CMD_WRITE_MULTI_FILTER 0x16
+/* command : Eth/HomePNA PHY Address Reg */
+#define SR_CMD_READ_PHY_ID 0x19
+/* command : Medium Status Read Reg */
+#define SR_CMD_READ_MEDIUM_STATUS 0x1a
+#define SR_MONITOR_LINK (1 << 1)
+#define SR_MONITOR_MAGIC (1 << 2)
+#define SR_MONITOR_HSFS (1 << 4)
+/* command : Medium Status Write Reg */
+#define SR_CMD_WRITE_MEDIUM_MODE 0x1b
+#define SR_MEDIUM_GM (1 << 0)
+#define SR_MEDIUM_FD (1 << 1)
+#define SR_MEDIUM_AC (1 << 2)
+#define SR_MEDIUM_ENCK (1 << 3)
+#define SR_MEDIUM_RFC (1 << 4)
+#define SR_MEDIUM_TFC (1 << 5)
+#define SR_MEDIUM_JFE (1 << 6)
+#define SR_MEDIUM_PF (1 << 7)
+#define SR_MEDIUM_RE (1 << 8)
+#define SR_MEDIUM_PS (1 << 9)
+#define SR_MEDIUM_RSV (1 << 10)
+#define SR_MEDIUM_SBP (1 << 11)
+#define SR_MEDIUM_SM (1 << 12)
+/* command : Monitor Mode Status Read Reg */
+#define SR_CMD_READ_MONITOR_MODE 0x1c
+/* command : Monitor Mode Status Write Reg */
+#define SR_CMD_WRITE_MONITOR_MODE 0x1d
+/* command : GPIO Status Read Reg */
+#define SR_CMD_READ_GPIOS 0x1e
+#define SR_GPIO_GPO0EN (1 << 0) /* GPIO0 Output enable */
+#define SR_GPIO_GPO_0 (1 << 1) /* GPIO0 Output value */
+#define SR_GPIO_GPO1EN (1 << 2) /* GPIO1 Output enable */
+#define SR_GPIO_GPO_1 (1 << 3) /* GPIO1 Output value */
+#define SR_GPIO_GPO2EN (1 << 4) /* GPIO2 Output enable */
+#define SR_GPIO_GPO_2 (1 << 5) /* GPIO2 Output value */
+#define SR_GPIO_RESERVED (1 << 6) /* Reserved */
+#define SR_GPIO_RSE (1 << 7) /* Reload serial EEPROM */
+/* command : GPIO Status Write Reg */
+#define SR_CMD_WRITE_GPIOS 0x1f
+/* command : Eth PHY Power and Reset Control Reg */
+#define SR_CMD_SW_RESET 0x20
+#define SR_SWRESET_CLEAR 0x00
+#define SR_SWRESET_RR (1 << 0)
+#define SR_SWRESET_RT (1 << 1)
+#define SR_SWRESET_PRTE (1 << 2)
+#define SR_SWRESET_PRL (1 << 3)
+#define SR_SWRESET_BZ (1 << 4)
+#define SR_SWRESET_IPRL (1 << 5)
+#define SR_SWRESET_IPPD (1 << 6)
+/* command : Software Interface Selection Status Read Reg */
+#define SR_CMD_SW_PHY_STATUS 0x21
+/* command : Software Interface Selection Status Write Reg */
+#define SR_CMD_SW_PHY_SELECT 0x22
+/* command : BULK in Buffer Size Reg */
+#define SR_CMD_BULKIN_SIZE 0x2A
+/* command : LED_MUX Control Reg */
+#define SR_CMD_LED_MUX 0x70
+#define SR_LED_MUX_TX_ACTIVE (1 << 0)
+#define SR_LED_MUX_RX_ACTIVE (1 << 1)
+#define SR_LED_MUX_COLLISION (1 << 2)
+#define SR_LED_MUX_DUP_COL (1 << 3)
+#define SR_LED_MUX_DUP (1 << 4)
+#define SR_LED_MUX_SPEED (1 << 5)
+#define SR_LED_MUX_LINK_ACTIVE (1 << 6)
+#define SR_LED_MUX_LINK (1 << 7)
+
+/* Register Access Flags */
+#define SR_REQ_RD_REG (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
+#define SR_REQ_WR_REG (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
+
+/* Multicast Filter Array size & Max Number */
+#define SR_MCAST_FILTER_SIZE 8
+#define SR_MAX_MCAST 64
+
+/* IPG0/1/2 Default Value */
+#define SR9800_IPG0_DEFAULT 0x15
+#define SR9800_IPG1_DEFAULT 0x0c
+#define SR9800_IPG2_DEFAULT 0x12
+
+/* Medium Status Default Mode */
+#define SR9800_MEDIUM_DEFAULT \
+ (SR_MEDIUM_FD | SR_MEDIUM_RFC | \
+ SR_MEDIUM_TFC | SR_MEDIUM_PS | \
+ SR_MEDIUM_AC | SR_MEDIUM_RE)
+
+/* RX Control Default Setting */
+#define SR_DEFAULT_RX_CTL \
+ (SR_RX_CTL_SO | SR_RX_CTL_AB | SR_RX_CTL_RH1M)
+
+/* EEPROM Magic Number & EEPROM Size */
+#define SR_EEPROM_MAGIC 0xdeadbeef
+#define SR9800_EEPROM_LEN 0xff
+
+/* SR9800 Driver Version and Driver Name */
+#define DRIVER_VERSION "11-Nov-2013"
+#define DRIVER_NAME "CoreChips"
+#define DRIVER_FLAG \
+ (FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR | FLAG_MULTI_PACKET)
+
+/* SR9800 BULKIN Buffer Size */
+#define SR9800_MAX_BULKIN_2K 0
+#define SR9800_MAX_BULKIN_4K 1
+#define SR9800_MAX_BULKIN_6K 2
+#define SR9800_MAX_BULKIN_8K 3
+#define SR9800_MAX_BULKIN_16K 4
+#define SR9800_MAX_BULKIN_20K 5
+#define SR9800_MAX_BULKIN_24K 6
+#define SR9800_MAX_BULKIN_32K 7
+
+struct {unsigned short size, byte_cnt, threshold; } SR9800_BULKIN_SIZE[] = {
+ /* 2k */
+ {2048, 0x8000, 0x8001},
+ /* 4k */
+ {4096, 0x8100, 0x8147},
+ /* 6k */
+ {6144, 0x8200, 0x81EB},
+ /* 8k */
+ {8192, 0x8300, 0x83D7},
+ /* 16 */
+ {16384, 0x8400, 0x851E},
+ /* 20k */
+ {20480, 0x8500, 0x8666},
+ /* 24k */
+ {24576, 0x8600, 0x87AE},
+ /* 32k */
+ {32768, 0x8700, 0x8A3D},
+};
+
+/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
+struct sr_data {
+ u8 multi_filter[SR_MCAST_FILTER_SIZE];
+ u8 mac_addr[ETH_ALEN];
+ u8 phymode;
+ u8 ledmode;
+ u8 eeprom_len;
+};
+
+struct sr9800_int_data {
+ __le16 res1;
+ u8 link;
+ __le16 res2;
+ u8 status;
+ __le16 res3;
+} __packed;
+
+#endif /* _SR9800_H */
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 026a313c2d2d..b0f705c2378f 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -469,7 +469,6 @@ static inline struct hlist_head *vxlan_fdb_head(struct vxlan_dev *vxlan,
/* Look up Ethernet address in forwarding table */
static struct vxlan_fdb *__vxlan_find_mac(struct vxlan_dev *vxlan,
const u8 *mac)
-
{
struct hlist_head *head = vxlan_fdb_head(vxlan, mac);
struct vxlan_fdb *f;
@@ -596,10 +595,8 @@ static struct sk_buff **vxlan_gro_receive(struct sk_buff **head, struct sk_buff
NAPI_GRO_CB(p)->same_flow = 0;
continue;
}
- goto found;
}
-found:
type = eh->h_proto;
rcu_read_lock();
diff --git a/drivers/net/wan/dlci.c b/drivers/net/wan/dlci.c
index 0d1c7592efa0..19f7cb2cdef3 100644
--- a/drivers/net/wan/dlci.c
+++ b/drivers/net/wan/dlci.c
@@ -71,12 +71,9 @@ static int dlci_header(struct sk_buff *skb, struct net_device *dev,
const void *saddr, unsigned len)
{
struct frhdr hdr;
- struct dlci_local *dlp;
unsigned int hlen;
char *dest;
- dlp = netdev_priv(dev);
-
hdr.control = FRAD_I_UI;
switch (type)
{
@@ -107,11 +104,9 @@ static int dlci_header(struct sk_buff *skb, struct net_device *dev,
static void dlci_receive(struct sk_buff *skb, struct net_device *dev)
{
- struct dlci_local *dlp;
struct frhdr *hdr;
int process, header;
- dlp = netdev_priv(dev);
if (!pskb_may_pull(skb, sizeof(*hdr))) {
netdev_notice(dev, "invalid data no header\n");
dev->stats.rx_errors++;
diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c
index 8aa20df55e50..507d9a9ee69a 100644
--- a/drivers/net/wireless/ath/ar5523/ar5523.c
+++ b/drivers/net/wireless/ath/ar5523/ar5523.c
@@ -1764,7 +1764,7 @@ static struct usb_device_id ar5523_id_table[] = {
AR5523_DEVICE_UG(0x07d1, 0x3a07), /* D-Link / WUA-2340 rev A1 */
AR5523_DEVICE_UG(0x1690, 0x0712), /* Gigaset / AR5523 */
AR5523_DEVICE_UG(0x1690, 0x0710), /* Gigaset / SMCWUSBTG */
- AR5523_DEVICE_UG(0x129b, 0x160c), /* Gigaset / USB stick 108
+ AR5523_DEVICE_UG(0x129b, 0x160b), /* Gigaset / USB stick 108
(CyberTAN Technology) */
AR5523_DEVICE_UG(0x16ab, 0x7801), /* Globalsun / AR5523_1 */
AR5523_DEVICE_UX(0x16ab, 0x7811), /* Globalsun / AR5523_2 */
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index 25243cbc07f0..b8daff78b9d1 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -5065,6 +5065,10 @@ static u16 ar9003_hw_get_max_edge_power(struct ar9300_eeprom *eep,
break;
}
}
+
+ if (is2GHz && !twiceMaxEdgePower)
+ twiceMaxEdgePower = 60;
+
return twiceMaxEdgePower;
}
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h
index 58da3468d1f0..99a203174f45 100644
--- a/drivers/net/wireless/ath/ath9k/htc.h
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -262,6 +262,8 @@ enum tid_aggr_state {
struct ath9k_htc_sta {
u8 index;
enum tid_aggr_state tid_state[ATH9K_HTC_MAX_TID];
+ struct work_struct rc_update_work;
+ struct ath9k_htc_priv *htc_priv;
};
#define ATH9K_HTC_RXBUF 256
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index f4e1de20d99c..c57d6b859c04 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -34,6 +34,10 @@ static int ath9k_htc_btcoex_enable;
module_param_named(btcoex_enable, ath9k_htc_btcoex_enable, int, 0444);
MODULE_PARM_DESC(btcoex_enable, "Enable wifi-BT coexistence");
+static int ath9k_ps_enable;
+module_param_named(ps_enable, ath9k_ps_enable, int, 0444);
+MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave");
+
#define CHAN2G(_freq, _idx) { \
.center_freq = (_freq), \
.hw_value = (_idx), \
@@ -725,12 +729,14 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
IEEE80211_HW_SPECTRUM_MGMT |
IEEE80211_HW_HAS_RATE_CONTROL |
IEEE80211_HW_RX_INCLUDES_FCS |
- IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_REPORTS_TX_ACK_STATUS |
IEEE80211_HW_MFP_CAPABLE |
IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
+ if (ath9k_ps_enable)
+ hw->flags |= IEEE80211_HW_SUPPORTS_PS;
+
hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 608d739d1378..c9254a61ca52 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -1270,18 +1270,50 @@ static void ath9k_htc_configure_filter(struct ieee80211_hw *hw,
mutex_unlock(&priv->mutex);
}
+static void ath9k_htc_sta_rc_update_work(struct work_struct *work)
+{
+ struct ath9k_htc_sta *ista =
+ container_of(work, struct ath9k_htc_sta, rc_update_work);
+ struct ieee80211_sta *sta =
+ container_of((void *)ista, struct ieee80211_sta, drv_priv);
+ struct ath9k_htc_priv *priv = ista->htc_priv;
+ struct ath_common *common = ath9k_hw_common(priv->ah);
+ struct ath9k_htc_target_rate trate;
+
+ mutex_lock(&priv->mutex);
+ ath9k_htc_ps_wakeup(priv);
+
+ memset(&trate, 0, sizeof(struct ath9k_htc_target_rate));
+ ath9k_htc_setup_rate(priv, sta, &trate);
+ if (!ath9k_htc_send_rate_cmd(priv, &trate))
+ ath_dbg(common, CONFIG,
+ "Supported rates for sta: %pM updated, rate caps: 0x%X\n",
+ sta->addr, be32_to_cpu(trate.capflags));
+ else
+ ath_dbg(common, CONFIG,
+ "Unable to update supported rates for sta: %pM\n",
+ sta->addr);
+
+ ath9k_htc_ps_restore(priv);
+ mutex_unlock(&priv->mutex);
+}
+
static int ath9k_htc_sta_add(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct ath9k_htc_priv *priv = hw->priv;
+ struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv;
int ret;
mutex_lock(&priv->mutex);
ath9k_htc_ps_wakeup(priv);
ret = ath9k_htc_add_station(priv, vif, sta);
- if (!ret)
+ if (!ret) {
+ INIT_WORK(&ista->rc_update_work, ath9k_htc_sta_rc_update_work);
+ ista->htc_priv = priv;
ath9k_htc_init_rate(priv, sta);
+ }
ath9k_htc_ps_restore(priv);
mutex_unlock(&priv->mutex);
@@ -1293,12 +1325,13 @@ static int ath9k_htc_sta_remove(struct ieee80211_hw *hw,
struct ieee80211_sta *sta)
{
struct ath9k_htc_priv *priv = hw->priv;
- struct ath9k_htc_sta *ista;
+ struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv;
int ret;
+ cancel_work_sync(&ista->rc_update_work);
+
mutex_lock(&priv->mutex);
ath9k_htc_ps_wakeup(priv);
- ista = (struct ath9k_htc_sta *) sta->drv_priv;
htc_sta_drain(priv->htc, ista->index);
ret = ath9k_htc_remove_station(priv, vif, sta);
ath9k_htc_ps_restore(priv);
@@ -1311,28 +1344,12 @@ static void ath9k_htc_sta_rc_update(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u32 changed)
{
- struct ath9k_htc_priv *priv = hw->priv;
- struct ath_common *common = ath9k_hw_common(priv->ah);
- struct ath9k_htc_target_rate trate;
-
- mutex_lock(&priv->mutex);
- ath9k_htc_ps_wakeup(priv);
+ struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv;
- if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) {
- memset(&trate, 0, sizeof(struct ath9k_htc_target_rate));
- ath9k_htc_setup_rate(priv, sta, &trate);
- if (!ath9k_htc_send_rate_cmd(priv, &trate))
- ath_dbg(common, CONFIG,
- "Supported rates for sta: %pM updated, rate caps: 0x%X\n",
- sta->addr, be32_to_cpu(trate.capflags));
- else
- ath_dbg(common, CONFIG,
- "Unable to update supported rates for sta: %pM\n",
- sta->addr);
- }
+ if (!(changed & IEEE80211_RC_SUPP_RATES_CHANGED))
+ return;
- ath9k_htc_ps_restore(priv);
- mutex_unlock(&priv->mutex);
+ schedule_work(&ista->rc_update_work);
}
static int ath9k_htc_conf_tx(struct ieee80211_hw *hw,
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index fbf43c05713f..11eab9f01fd8 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1316,7 +1316,7 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type)
if (AR_SREV_9300_20_OR_LATER(ah))
udelay(50);
else if (AR_SREV_9100(ah))
- udelay(10000);
+ mdelay(10);
else
udelay(100);
@@ -2051,9 +2051,8 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah)
REG_SET_BIT(ah, AR_RTC_FORCE_WAKE,
AR_RTC_FORCE_WAKE_EN);
-
if (AR_SREV_9100(ah))
- udelay(10000);
+ mdelay(10);
else
udelay(50);
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index c36de303c8f3..1fc2e5a26b52 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -57,6 +57,10 @@ static int ath9k_bt_ant_diversity;
module_param_named(bt_ant_diversity, ath9k_bt_ant_diversity, int, 0444);
MODULE_PARM_DESC(bt_ant_diversity, "Enable WLAN/BT RX antenna diversity");
+static int ath9k_ps_enable;
+module_param_named(ps_enable, ath9k_ps_enable, int, 0444);
+MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave");
+
bool is_ath9k_unloaded;
/* We use the hw_value as an index into our private channel structure */
@@ -903,13 +907,15 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
IEEE80211_HW_SIGNAL_DBM |
- IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_SPECTRUM_MGMT |
IEEE80211_HW_REPORTS_TX_ACK_STATUS |
IEEE80211_HW_SUPPORTS_RC_TABLE |
IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
+ if (ath9k_ps_enable)
+ hw->flags |= IEEE80211_HW_SUPPORTS_PS;
+
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;
diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
index f06f4cbe1317..725e954d8475 100644
--- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
@@ -182,6 +182,11 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
for (ch_idx = 0; ch_idx < IWL_NUM_CHANNELS; ch_idx++) {
ch_flags = __le16_to_cpup(nvm_ch_flags + ch_idx);
+
+ if (ch_idx >= NUM_2GHZ_CHANNELS &&
+ !data->sku_cap_band_52GHz_enable)
+ ch_flags &= ~NVM_CHANNEL_VALID;
+
if (!(ch_flags & NVM_CHANNEL_VALID)) {
IWL_DEBUG_EEPROM(dev,
"Ch. %d Flags %x [%sGHz] - No traffic\n",
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
index 73cbba7424f2..9426905de6b2 100644
--- a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
+++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
@@ -504,6 +504,7 @@ struct iwl_scan_offload_profile {
* @match_notify: clients waiting for match found notification
* @pass_match: clients waiting for the results
* @active_clients: active clients bitmap - enum scan_framework_client
+ * @any_beacon_notify: clients waiting for match notification without match
*/
struct iwl_scan_offload_profile_cfg {
struct iwl_scan_offload_profile profiles[IWL_SCAN_MAX_PROFILES];
@@ -512,7 +513,8 @@ struct iwl_scan_offload_profile_cfg {
u8 match_notify;
u8 pass_match;
u8 active_clients;
- u8 reserved[3];
+ u8 any_beacon_notify;
+ u8 reserved[2];
} __packed;
/**
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index c49b5073c251..6bf9766e5982 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -246,7 +246,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
else
hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
- if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_SCHED_SCAN) {
+ if (0 && mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_SCHED_SCAN) {
hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
hw->wiphy->max_sched_scan_ssids = PROBE_OPTION_MAX;
hw->wiphy->max_match_sets = IWL_SCAN_MAX_PROFILES;
diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c
index 0e0007960612..742afc429c94 100644
--- a/drivers/net/wireless/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/iwlwifi/mvm/scan.c
@@ -344,7 +344,8 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm,
iwl_mvm_scan_fill_ssids(cmd, req, basic_ssid ? 1 : 0);
- cmd->tx_cmd.tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL);
+ cmd->tx_cmd.tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL |
+ TX_CMD_FLG_BT_DIS);
cmd->tx_cmd.sta_id = mvm->aux_sta.sta_id;
cmd->tx_cmd.life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE);
cmd->tx_cmd.rate_n_flags =
@@ -807,6 +808,8 @@ int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
profile_cfg->active_clients = SCAN_CLIENT_SCHED_SCAN;
profile_cfg->pass_match = SCAN_CLIENT_SCHED_SCAN;
profile_cfg->match_notify = SCAN_CLIENT_SCHED_SCAN;
+ if (!req->n_match_sets || !req->match_sets[0].ssid.ssid_len)
+ profile_cfg->any_beacon_notify = SCAN_CLIENT_SCHED_SCAN;
for (i = 0; i < req->n_match_sets; i++) {
profile = &profile_cfg->profiles[i];
diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c
index ec1812133235..3397f59cd4e4 100644
--- a/drivers/net/wireless/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/iwlwifi/mvm/sta.c
@@ -652,7 +652,7 @@ int iwl_mvm_send_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
static const u8 _baddr[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
- static const u8 *baddr = _baddr;
+ const u8 *baddr = _baddr;
lockdep_assert_held(&mvm->mutex);
diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c
index 90378c217bc7..4df12fa9d336 100644
--- a/drivers/net/wireless/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/mvm/tx.c
@@ -659,8 +659,14 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
rcu_read_lock();
sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
+ /*
+ * sta can't be NULL otherwise it'd mean that the sta has been freed in
+ * the firmware while we still have packets for it in the Tx queues.
+ */
+ if (WARN_ON_ONCE(!sta))
+ goto out;
- if (!IS_ERR_OR_NULL(sta)) {
+ if (!IS_ERR(sta)) {
mvmsta = iwl_mvm_sta_from_mac80211(sta);
if (tid != IWL_TID_NON_QOS) {
@@ -675,7 +681,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
spin_unlock_bh(&mvmsta->lock);
}
} else {
- sta = NULL;
mvmsta = NULL;
}
@@ -683,42 +688,38 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
* If the txq is not an AMPDU queue, there is no chance we freed
* several skbs. Check that out...
*/
- if (txq_id < mvm->first_agg_queue && !WARN_ON(skb_freed > 1) &&
- atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id])) {
- if (mvmsta) {
- /*
- * If there are no pending frames for this STA, notify
- * mac80211 that this station can go to sleep in its
- * STA table.
- */
- if (mvmsta->vif->type == NL80211_IFTYPE_AP)
- ieee80211_sta_block_awake(mvm->hw, sta, false);
- /*
- * We might very well have taken mvmsta pointer while
- * the station was being removed. The remove flow might
- * have seen a pending_frame (because we didn't take
- * the lock) even if now the queues are drained. So make
- * really sure now that this the station is not being
- * removed. If it is, run the drain worker to remove it.
- */
- spin_lock_bh(&mvmsta->lock);
- sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
- if (!sta || PTR_ERR(sta) == -EBUSY) {
- /*
- * Station disappeared in the meantime:
- * so we are draining.
- */
- set_bit(sta_id, mvm->sta_drained);
- schedule_work(&mvm->sta_drained_wk);
- }
- spin_unlock_bh(&mvmsta->lock);
- } else if (!mvmsta && PTR_ERR(sta) == -EBUSY) {
- /* Tx response without STA, so we are draining */
- set_bit(sta_id, mvm->sta_drained);
- schedule_work(&mvm->sta_drained_wk);
- }
+ if (txq_id >= mvm->first_agg_queue)
+ goto out;
+
+ /* We can't free more than one frame at once on a shared queue */
+ WARN_ON(skb_freed > 1);
+
+ /* If we have still frames from this STA nothing to do here */
+ if (!atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id]))
+ goto out;
+
+ if (mvmsta && mvmsta->vif->type == NL80211_IFTYPE_AP) {
+ /*
+ * If there are no pending frames for this STA, notify
+ * mac80211 that this station can go to sleep in its
+ * STA table.
+ * If mvmsta is not NULL, sta is valid.
+ */
+ ieee80211_sta_block_awake(mvm->hw, sta, false);
+ }
+
+ if (PTR_ERR(sta) == -EBUSY || PTR_ERR(sta) == -ENOENT) {
+ /*
+ * We are draining and this was the last packet - pre_rcu_remove
+ * has been called already. We might be after the
+ * synchronize_net already.
+ * Don't rely on iwl_mvm_rm_sta to see the empty Tx queues.
+ */
+ set_bit(sta_id, mvm->sta_drained);
+ schedule_work(&mvm->sta_drained_wk);
}
+out:
rcu_read_unlock();
}
diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c
index a4a5e25623c3..86989df69356 100644
--- a/drivers/net/wireless/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/iwlwifi/mvm/utils.c
@@ -411,6 +411,8 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm)
mvm->status, table.valid);
}
+ IWL_ERR(mvm, "Loaded firmware version: %s\n", mvm->fw->fw_version);
+
trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low,
table.data1, table.data2, table.data3,
table.blink1, table.blink2, table.ilink1,
diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c
index 3040924f5f3c..f47bcbe2945a 100644
--- a/drivers/net/wireless/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/iwlwifi/pcie/drv.c
@@ -359,20 +359,25 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
/* 7265 Series */
{IWL_PCI_DEVICE(0x095A, 0x5010, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5110, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5112, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5100, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x510A, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5310, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5302, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5210, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5012, iwl7265_2ac_cfg)},
- {IWL_PCI_DEVICE(0x095A, 0x500A, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5410, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5400, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x1010, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5000, iwl7265_2n_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x500A, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5200, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5002, iwl7265_n_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5202, iwl7265_n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9010, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x9012, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9110, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x9112, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9210, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9510, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9310, iwl7265_2ac_cfg)},
diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index abc5f56f29fe..2f1cd929c6f6 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -1877,6 +1877,11 @@ static int rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
EEPROM_MAC_ADDR_0));
/*
+ * Disable powersaving as default.
+ */
+ rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
+
+ /*
* Initialize hw_mode information.
*/
spec->supported_bands = SUPPORT_BAND_2GHZ;
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index 9f16824cd1bc..d849d590de25 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1706,6 +1706,11 @@ static int rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK;
+ /*
+ * Disable powersaving as default.
+ */
+ rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
+
SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev);
SET_IEEE80211_PERM_ADDR(rt2x00dev->hw,
rt2x00_eeprom_addr(rt2x00dev,
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index b8f5b06006c4..7f8b5d156c8c 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -7458,10 +7458,9 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
u32 reg;
/*
- * Disable powersaving as default on PCI devices.
+ * Disable powersaving as default.
*/
- if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev))
- rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
+ rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
/*
* Initialize all hw fields.
diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c
index 8ec17aad0e52..3867d1470b36 100644
--- a/drivers/net/wireless/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c
@@ -107,6 +107,7 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
struct rtl8180_priv *priv = dev->priv;
unsigned int count = 32;
u8 signal, agc, sq;
+ dma_addr_t mapping;
while (count--) {
struct rtl8180_rx_desc *entry = &priv->rx_ring[priv->rx_idx];
@@ -128,6 +129,17 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
if (unlikely(!new_skb))
goto done;
+ mapping = pci_map_single(priv->pdev,
+ skb_tail_pointer(new_skb),
+ MAX_RX_SIZE, PCI_DMA_FROMDEVICE);
+
+ if (pci_dma_mapping_error(priv->pdev, mapping)) {
+ kfree_skb(new_skb);
+ dev_err(&priv->pdev->dev, "RX DMA map error\n");
+
+ goto done;
+ }
+
pci_unmap_single(priv->pdev,
*((dma_addr_t *)skb->cb),
MAX_RX_SIZE, PCI_DMA_FROMDEVICE);
@@ -158,9 +170,7 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
skb = new_skb;
priv->rx_buf[priv->rx_idx] = skb;
- *((dma_addr_t *) skb->cb) =
- pci_map_single(priv->pdev, skb_tail_pointer(skb),
- MAX_RX_SIZE, PCI_DMA_FROMDEVICE);
+ *((dma_addr_t *) skb->cb) = mapping;
}
done:
@@ -266,6 +276,13 @@ static void rtl8180_tx(struct ieee80211_hw *dev,
mapping = pci_map_single(priv->pdev, skb->data,
skb->len, PCI_DMA_TODEVICE);
+ if (pci_dma_mapping_error(priv->pdev, mapping)) {
+ kfree_skb(skb);
+ dev_err(&priv->pdev->dev, "TX DMA mapping error\n");
+ return;
+
+ }
+
tx_flags = RTL818X_TX_DESC_FLAG_OWN | RTL818X_TX_DESC_FLAG_FS |
RTL818X_TX_DESC_FLAG_LS |
(ieee80211_get_tx_rate(dev, info)->hw_value << 24) |
diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h
index 4c76bcb9a879..ae413a2cbee7 100644
--- a/drivers/net/xen-netback/common.h
+++ b/drivers/net/xen-netback/common.h
@@ -143,11 +143,7 @@ struct xenvif {
char rx_irq_name[IFNAMSIZ+4]; /* DEVNAME-rx */
struct xen_netif_rx_back_ring rx;
struct sk_buff_head rx_queue;
- bool rx_queue_stopped;
- /* Set when the RX interrupt is triggered by the frontend.
- * The worker thread may need to wake the queue.
- */
- bool rx_event;
+ RING_IDX rx_last_skb_slots;
/* This array is allocated seperately as it is large */
struct gnttab_copy *grant_copy_op;
diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c
index b9de31ea7fc4..7669d49a67e2 100644
--- a/drivers/net/xen-netback/interface.c
+++ b/drivers/net/xen-netback/interface.c
@@ -100,7 +100,6 @@ static irqreturn_t xenvif_rx_interrupt(int irq, void *dev_id)
{
struct xenvif *vif = dev_id;
- vif->rx_event = true;
xenvif_kick_thread(vif);
return IRQ_HANDLED;
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 6b62c3eb8e18..e5284bca2d90 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -476,7 +476,6 @@ static void xenvif_rx_action(struct xenvif *vif)
unsigned long offset;
struct skb_cb_overlay *sco;
bool need_to_notify = false;
- bool ring_full = false;
struct netrx_pending_operations npo = {
.copy = vif->grant_copy_op,
@@ -486,7 +485,7 @@ static void xenvif_rx_action(struct xenvif *vif)
skb_queue_head_init(&rxq);
while ((skb = skb_dequeue(&vif->rx_queue)) != NULL) {
- int max_slots_needed;
+ RING_IDX max_slots_needed;
int i;
/* We need a cheap worse case estimate for the number of
@@ -509,9 +508,10 @@ static void xenvif_rx_action(struct xenvif *vif)
if (!xenvif_rx_ring_slots_available(vif, max_slots_needed)) {
skb_queue_head(&vif->rx_queue, skb);
need_to_notify = true;
- ring_full = true;
+ vif->rx_last_skb_slots = max_slots_needed;
break;
- }
+ } else
+ vif->rx_last_skb_slots = 0;
sco = (struct skb_cb_overlay *)skb->cb;
sco->meta_slots_used = xenvif_gop_skb(skb, &npo);
@@ -522,8 +522,6 @@ static void xenvif_rx_action(struct xenvif *vif)
BUG_ON(npo.meta_prod > ARRAY_SIZE(vif->meta));
- vif->rx_queue_stopped = !npo.copy_prod && ring_full;
-
if (!npo.copy_prod)
goto done;
@@ -1473,8 +1471,8 @@ static struct xen_netif_rx_response *make_rx_response(struct xenvif *vif,
static inline int rx_work_todo(struct xenvif *vif)
{
- return (!skb_queue_empty(&vif->rx_queue) && !vif->rx_queue_stopped) ||
- vif->rx_event;
+ return !skb_queue_empty(&vif->rx_queue) &&
+ xenvif_rx_ring_slots_available(vif, vif->rx_last_skb_slots);
}
static inline int tx_work_todo(struct xenvif *vif)
@@ -1560,8 +1558,6 @@ int xenvif_kthread(void *data)
if (!skb_queue_empty(&vif->rx_queue))
xenvif_rx_action(vif);
- vif->rx_event = false;
-
if (skb_queue_empty(&vif->rx_queue) &&
netif_queue_stopped(vif->dev))
xenvif_start_queue(vif);
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index ff04d4f95baa..f9daa9e183f2 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1832,7 +1832,6 @@ static void netback_changed(struct xenbus_device *dev,
case XenbusStateReconfiguring:
case XenbusStateReconfigured:
case XenbusStateUnknown:
- case XenbusStateClosed:
break;
case XenbusStateInitWait:
@@ -1847,6 +1846,10 @@ static void netback_changed(struct xenbus_device *dev,
netdev_notify_peers(netdev);
break;
+ case XenbusStateClosed:
+ if (dev->state == XenbusStateClosed)
+ break;
+ /* Missed the backend's CLOSING state -- fallthrough */
case XenbusStateClosing:
xenbus_frontend_closed(dev);
break;
diff --git a/include/linux/can/skb.h b/include/linux/can/skb.h
index 2f0543f7510c..f9bbbb472663 100644
--- a/include/linux/can/skb.h
+++ b/include/linux/can/skb.h
@@ -11,7 +11,9 @@
#define CAN_SKB_H
#include <linux/types.h>
+#include <linux/skbuff.h>
#include <linux/can.h>
+#include <net/sock.h>
/*
* The struct can_skb_priv is used to transport additional information along
@@ -42,4 +44,40 @@ static inline void can_skb_reserve(struct sk_buff *skb)
skb_reserve(skb, sizeof(struct can_skb_priv));
}
+static inline void can_skb_destructor(struct sk_buff *skb)
+{
+ sock_put(skb->sk);
+}
+
+static inline void can_skb_set_owner(struct sk_buff *skb, struct sock *sk)
+{
+ if (sk) {
+ sock_hold(sk);
+ skb->destructor = can_skb_destructor;
+ skb->sk = sk;
+ }
+}
+
+/*
+ * returns an unshared skb owned by the original sock to be echo'ed back
+ */
+static inline struct sk_buff *can_create_echo_skb(struct sk_buff *skb)
+{
+ if (skb_shared(skb)) {
+ struct sk_buff *nskb = skb_clone(skb, GFP_ATOMIC);
+
+ if (likely(nskb)) {
+ can_skb_set_owner(nskb, skb->sk);
+ consume_skb(skb);
+ return nskb;
+ } else {
+ kfree_skb(skb);
+ return NULL;
+ }
+ }
+
+ /* we can assume to have an unshared skb with proper owner */
+ return skb;
+}
+
#endif /* CAN_SKB_H */
diff --git a/include/net/datalink.h b/include/net/datalink.h
index deb7ca75db48..93cb18f729b5 100644
--- a/include/net/datalink.h
+++ b/include/net/datalink.h
@@ -15,4 +15,6 @@ struct datalink_proto {
struct list_head node;
};
+struct datalink_proto *make_EII_client(void);
+void destroy_EII_client(struct datalink_proto *dl);
#endif
diff --git a/include/net/dn.h b/include/net/dn.h
index ccc15588d108..913b73d239f5 100644
--- a/include/net/dn.h
+++ b/include/net/dn.h
@@ -200,6 +200,8 @@ static inline void dn_sk_ports_copy(struct flowidn *fld, struct dn_scp *scp)
}
unsigned int dn_mss_from_pmtu(struct net_device *dev, int mtu);
+void dn_register_sysctl(void);
+void dn_unregister_sysctl(void);
#define DN_MENUVER_ACC 0x01
#define DN_MENUVER_USR 0x02
diff --git a/include/net/dn_route.h b/include/net/dn_route.h
index b409ad6b8d7a..55df9939bca2 100644
--- a/include/net/dn_route.h
+++ b/include/net/dn_route.h
@@ -20,6 +20,8 @@ int dn_route_output_sock(struct dst_entry __rcu **pprt, struct flowidn *,
struct sock *sk, int flags);
int dn_cache_dump(struct sk_buff *skb, struct netlink_callback *cb);
void dn_rt_cache_flush(int delay);
+int dn_route_rcv(struct sk_buff *skb, struct net_device *dev,
+ struct packet_type *pt, struct net_device *orig_dev);
/* Masks for flags field */
#define DN_RT_F_PID 0x07 /* Mask for packet type */
diff --git a/include/net/ethoc.h b/include/net/ethoc.h
index 96f3789b27bc..2a2d6bb34eb8 100644
--- a/include/net/ethoc.h
+++ b/include/net/ethoc.h
@@ -16,6 +16,7 @@
struct ethoc_platform_data {
u8 hwaddr[IFHWADDRLEN];
s8 phy_id;
+ u32 eth_clkfreq;
};
#endif /* !LINUX_NET_ETHOC_H */
diff --git a/include/net/ipx.h b/include/net/ipx.h
index 9e9e35465baf..0143180fecc9 100644
--- a/include/net/ipx.h
+++ b/include/net/ipx.h
@@ -140,6 +140,17 @@ static __inline__ void ipxitf_hold(struct ipx_interface *intrfc)
}
void ipxitf_down(struct ipx_interface *intrfc);
+struct ipx_interface *ipxitf_find_using_net(__be32 net);
+int ipxitf_send(struct ipx_interface *intrfc, struct sk_buff *skb, char *node);
+__be16 ipx_cksum(struct ipxhdr *packet, int length);
+int ipxrtr_add_route(__be32 network, struct ipx_interface *intrfc,
+ unsigned char *node);
+void ipxrtr_del_routes(struct ipx_interface *intrfc);
+int ipxrtr_route_packet(struct sock *sk, struct sockaddr_ipx *usipx,
+ struct iovec *iov, size_t len, int noblock);
+int ipxrtr_route_skb(struct sk_buff *skb);
+struct ipx_route *ipxrtr_lookup(__be32 net);
+int ipxrtr_ioctl(unsigned int cmd, void __user *arg);
static __inline__ void ipxitf_put(struct ipx_interface *intrfc)
{
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index da68c9a90ac5..991dcd94cbbf 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -162,6 +162,14 @@ extern struct list_head net_namespace_list;
struct net *get_net_ns_by_pid(pid_t pid);
struct net *get_net_ns_by_fd(int pid);
+#ifdef CONFIG_SYSCTL
+void ipx_register_sysctl(void);
+void ipx_unregister_sysctl(void);
+#else
+#define ipx_register_sysctl()
+#define ipx_unregister_sysctl()
+#endif
+
#ifdef CONFIG_NET_NS
void __put_net(struct net *net);
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 01ea6eed1bb1..b2ac6246b7e0 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -284,6 +284,8 @@ extern unsigned int nf_conntrack_max;
extern unsigned int nf_conntrack_hash_rnd;
void init_nf_conntrack_hash_rnd(void);
+void nf_conntrack_tmpl_insert(struct net *net, struct nf_conn *tmpl);
+
#define NF_CT_STAT_INC(net, count) __this_cpu_inc((net)->ct.stat->count)
#define NF_CT_STAT_INC_ATOMIC(net, count) this_cpu_inc((net)->ct.stat->count)
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 57c8ff7955df..e7e14ffe0f6a 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -252,6 +252,7 @@ void nf_tables_unbind_set(const struct nft_ctx *ctx, struct nft_set *set,
* @owner: module reference
* @policy: netlink attribute policy
* @maxattr: highest netlink attribute number
+ * @family: address family for AF-specific types
*/
struct nft_expr_type {
const struct nft_expr_ops *(*select_ops)(const struct nft_ctx *,
@@ -262,6 +263,7 @@ struct nft_expr_type {
struct module *owner;
const struct nla_policy *policy;
unsigned int maxattr;
+ u8 family;
};
/**
@@ -320,7 +322,6 @@ static inline void *nft_expr_priv(const struct nft_expr *expr)
* struct nft_rule - nf_tables rule
*
* @list: used internally
- * @rcu_head: used internally for rcu
* @handle: rule handle
* @genmask: generation mask
* @dlen: length of expression data
@@ -328,7 +329,6 @@ static inline void *nft_expr_priv(const struct nft_expr *expr)
*/
struct nft_rule {
struct list_head list;
- struct rcu_head rcu_head;
u64 handle:46,
genmask:2,
dlen:16;
@@ -389,7 +389,6 @@ enum nft_chain_flags {
*
* @rules: list of rules in the chain
* @list: used internally
- * @rcu_head: used internally
* @net: net namespace that this chain belongs to
* @table: table that this chain belongs to
* @handle: chain handle
@@ -401,7 +400,6 @@ enum nft_chain_flags {
struct nft_chain {
struct list_head rules;
struct list_head list;
- struct rcu_head rcu_head;
struct net *net;
struct nft_table *table;
u64 handle;
@@ -529,6 +527,9 @@ void nft_unregister_expr(struct nft_expr_type *);
#define MODULE_ALIAS_NFT_CHAIN(family, name) \
MODULE_ALIAS("nft-chain-" __stringify(family) "-" name)
+#define MODULE_ALIAS_NFT_AF_EXPR(family, name) \
+ MODULE_ALIAS("nft-expr-" __stringify(family) "-" name)
+
#define MODULE_ALIAS_NFT_EXPR(name) \
MODULE_ALIAS("nft-expr-" name)
diff --git a/include/net/netfilter/nft_reject.h b/include/net/netfilter/nft_reject.h
new file mode 100644
index 000000000000..36b0da2d55bb
--- /dev/null
+++ b/include/net/netfilter/nft_reject.h
@@ -0,0 +1,25 @@
+#ifndef _NFT_REJECT_H_
+#define _NFT_REJECT_H_
+
+struct nft_reject {
+ enum nft_reject_types type:8;
+ u8 icmp_code;
+};
+
+extern const struct nla_policy nft_reject_policy[];
+
+int nft_reject_init(const struct nft_ctx *ctx,
+ const struct nft_expr *expr,
+ const struct nlattr * const tb[]);
+
+int nft_reject_dump(struct sk_buff *skb, const struct nft_expr *expr);
+
+void nft_reject_ipv4_eval(const struct nft_expr *expr,
+ struct nft_data data[NFT_REG_MAX + 1],
+ const struct nft_pktinfo *pkt);
+
+void nft_reject_ipv6_eval(const struct nft_expr *expr,
+ struct nft_data data[NFT_REG_MAX + 1],
+ const struct nft_pktinfo *pkt);
+
+#endif
diff --git a/include/uapi/linux/in6.h b/include/uapi/linux/in6.h
index 633b93cac1ed..e9a1d2d973b6 100644
--- a/include/uapi/linux/in6.h
+++ b/include/uapi/linux/in6.h
@@ -128,22 +128,13 @@ struct in6_flowlabel_req {
* IPV6 extension headers
*/
#if __UAPI_DEF_IPPROTO_V6
-enum {
- IPPROTO_HOPOPTS = 0, /* IPv6 hop-by-hop options */
-#define IPPROTO_HOPOPTS IPPROTO_HOPOPTS
- IPPROTO_ROUTING = 43, /* IPv6 routing header */
-#define IPPROTO_ROUTING IPPROTO_ROUTING
- IPPROTO_FRAGMENT = 44, /* IPv6 fragmentation header */
-#define IPPROTO_FRAGMENT IPPROTO_FRAGMENT
- IPPROTO_ICMPV6 = 58, /* ICMPv6 */
-#define IPPROTO_ICMPV6 IPPROTO_ICMPV6
- IPPROTO_NONE = 59, /* IPv6 no next header */
-#define IPPROTO_NONE IPPROTO_NONE
- IPPROTO_DSTOPTS = 60, /* IPv6 destination options */
-#define IPPROTO_DSTOPTS IPPROTO_DSTOPTS
- IPPROTO_MH = 135, /* IPv6 mobility header */
-#define IPPROTO_MH IPPROTO_MH
-};
+#define IPPROTO_HOPOPTS 0 /* IPv6 hop-by-hop options */
+#define IPPROTO_ROUTING 43 /* IPv6 routing header */
+#define IPPROTO_FRAGMENT 44 /* IPv6 fragmentation header */
+#define IPPROTO_ICMPV6 58 /* ICMPv6 */
+#define IPPROTO_NONE 59 /* IPv6 no next header */
+#define IPPROTO_DSTOPTS 60 /* IPv6 destination options */
+#define IPPROTO_MH 135 /* IPv6 mobility header */
#endif /* __UAPI_DEF_IPPROTO_V6 */
/*
diff --git a/net/9p/client.c b/net/9p/client.c
index a5e4d2dcb03e..9186550d77a6 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -204,7 +204,7 @@ free_and_return:
return ret;
}
-struct p9_fcall *p9_fcall_alloc(int alloc_msize)
+static struct p9_fcall *p9_fcall_alloc(int alloc_msize)
{
struct p9_fcall *fc;
fc = kmalloc(sizeof(struct p9_fcall) + alloc_msize, GFP_NOFS);
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index cd1e1ede73a4..ac2666c1d011 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -340,7 +340,10 @@ static int p9_get_mapped_pages(struct virtio_chan *chan,
int count = nr_pages;
while (nr_pages) {
s = rest_of_page(data);
- pages[index++] = kmap_to_page(data);
+ if (is_vmalloc_addr(data))
+ pages[index++] = vmalloc_to_page(data);
+ else
+ pages[index++] = kmap_to_page(data);
data += s;
nr_pages--;
}
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index e4401a531afb..63f0455c0bc3 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -187,8 +187,7 @@ static int br_set_mac_address(struct net_device *dev, void *p)
spin_lock_bh(&br->lock);
if (!ether_addr_equal(dev->dev_addr, addr->sa_data)) {
- memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
- br_fdb_change_mac_address(br, addr->sa_data);
+ /* Mac address will be changed in br_stp_change_bridge_id(). */
br_stp_change_bridge_id(br, addr->sa_data);
}
spin_unlock_bh(&br->lock);
@@ -226,6 +225,33 @@ static void br_netpoll_cleanup(struct net_device *dev)
br_netpoll_disable(p);
}
+static int __br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp)
+{
+ struct netpoll *np;
+ int err;
+
+ np = kzalloc(sizeof(*p->np), gfp);
+ if (!np)
+ return -ENOMEM;
+
+ err = __netpoll_setup(np, p->dev, gfp);
+ if (err) {
+ kfree(np);
+ return err;
+ }
+
+ p->np = np;
+ return err;
+}
+
+int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp)
+{
+ if (!p->br->dev->npinfo)
+ return 0;
+
+ return __br_netpoll_enable(p, gfp);
+}
+
static int br_netpoll_setup(struct net_device *dev, struct netpoll_info *ni,
gfp_t gfp)
{
@@ -236,7 +262,7 @@ static int br_netpoll_setup(struct net_device *dev, struct netpoll_info *ni,
list_for_each_entry(p, &br->port_list, list) {
if (!p->dev)
continue;
- err = br_netpoll_enable(p, gfp);
+ err = __br_netpoll_enable(p, gfp);
if (err)
goto fail;
}
@@ -249,28 +275,6 @@ fail:
goto out;
}
-int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp)
-{
- struct netpoll *np;
- int err;
-
- if (!p->br->dev->npinfo)
- return 0;
-
- np = kzalloc(sizeof(*p->np), gfp);
- if (!np)
- return -ENOMEM;
-
- err = __netpoll_setup(np, p->dev, gfp);
- if (err) {
- kfree(np);
- return err;
- }
-
- p->np = np;
- return err;
-}
-
void br_netpoll_disable(struct net_bridge_port *p)
{
struct netpoll *np = p->np;
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index c5f5a4a933f4..9203d5a1943f 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -27,6 +27,9 @@
#include "br_private.h"
static struct kmem_cache *br_fdb_cache __read_mostly;
+static struct net_bridge_fdb_entry *fdb_find(struct hlist_head *head,
+ const unsigned char *addr,
+ __u16 vid);
static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source,
const unsigned char *addr, u16 vid);
static void fdb_notify(struct net_bridge *br,
@@ -89,11 +92,57 @@ static void fdb_delete(struct net_bridge *br, struct net_bridge_fdb_entry *f)
call_rcu(&f->rcu, fdb_rcu_free);
}
+/* Delete a local entry if no other port had the same address. */
+static void fdb_delete_local(struct net_bridge *br,
+ const struct net_bridge_port *p,
+ struct net_bridge_fdb_entry *f)
+{
+ const unsigned char *addr = f->addr.addr;
+ u16 vid = f->vlan_id;
+ struct net_bridge_port *op;
+
+ /* Maybe another port has same hw addr? */
+ list_for_each_entry(op, &br->port_list, list) {
+ if (op != p && ether_addr_equal(op->dev->dev_addr, addr) &&
+ (!vid || nbp_vlan_find(op, vid))) {
+ f->dst = op;
+ f->added_by_user = 0;
+ return;
+ }
+ }
+
+ /* Maybe bridge device has same hw addr? */
+ if (p && ether_addr_equal(br->dev->dev_addr, addr) &&
+ (!vid || br_vlan_find(br, vid))) {
+ f->dst = NULL;
+ f->added_by_user = 0;
+ return;
+ }
+
+ fdb_delete(br, f);
+}
+
+void br_fdb_find_delete_local(struct net_bridge *br,
+ const struct net_bridge_port *p,
+ const unsigned char *addr, u16 vid)
+{
+ struct hlist_head *head = &br->hash[br_mac_hash(addr, vid)];
+ struct net_bridge_fdb_entry *f;
+
+ spin_lock_bh(&br->hash_lock);
+ f = fdb_find(head, addr, vid);
+ if (f && f->is_local && !f->added_by_user && f->dst == p)
+ fdb_delete_local(br, p, f);
+ spin_unlock_bh(&br->hash_lock);
+}
+
void br_fdb_changeaddr(struct net_bridge_port *p, const unsigned char *newaddr)
{
struct net_bridge *br = p->br;
- bool no_vlan = (nbp_get_vlan_info(p) == NULL) ? true : false;
+ struct net_port_vlans *pv = nbp_get_vlan_info(p);
+ bool no_vlan = !pv;
int i;
+ u16 vid;
spin_lock_bh(&br->hash_lock);
@@ -104,38 +153,34 @@ void br_fdb_changeaddr(struct net_bridge_port *p, const unsigned char *newaddr)
struct net_bridge_fdb_entry *f;
f = hlist_entry(h, struct net_bridge_fdb_entry, hlist);
- if (f->dst == p && f->is_local) {
- /* maybe another port has same hw addr? */
- struct net_bridge_port *op;
- u16 vid = f->vlan_id;
- list_for_each_entry(op, &br->port_list, list) {
- if (op != p &&
- ether_addr_equal(op->dev->dev_addr,
- f->addr.addr) &&
- nbp_vlan_find(op, vid)) {
- f->dst = op;
- goto insert;
- }
- }
-
+ if (f->dst == p && f->is_local && !f->added_by_user) {
/* delete old one */
- fdb_delete(br, f);
-insert:
- /* insert new address, may fail if invalid
- * address or dup.
- */
- fdb_insert(br, p, newaddr, vid);
+ fdb_delete_local(br, p, f);
/* if this port has no vlan information
* configured, we can safely be done at
* this point.
*/
if (no_vlan)
- goto done;
+ goto insert;
}
}
}
+insert:
+ /* insert new address, may fail if invalid address or dup. */
+ fdb_insert(br, p, newaddr, 0);
+
+ if (no_vlan)
+ goto done;
+
+ /* Now add entries for every VLAN configured on the port.
+ * This function runs under RTNL so the bitmap will not change
+ * from under us.
+ */
+ for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID)
+ fdb_insert(br, p, newaddr, vid);
+
done:
spin_unlock_bh(&br->hash_lock);
}
@@ -146,10 +191,12 @@ void br_fdb_change_mac_address(struct net_bridge *br, const u8 *newaddr)
struct net_port_vlans *pv;
u16 vid = 0;
+ spin_lock_bh(&br->hash_lock);
+
/* If old entry was unassociated with any port, then delete it. */
f = __br_fdb_get(br, br->dev->dev_addr, 0);
if (f && f->is_local && !f->dst)
- fdb_delete(br, f);
+ fdb_delete_local(br, NULL, f);
fdb_insert(br, NULL, newaddr, 0);
@@ -159,14 +206,16 @@ void br_fdb_change_mac_address(struct net_bridge *br, const u8 *newaddr)
*/
pv = br_get_vlan_info(br);
if (!pv)
- return;
+ goto out;
for_each_set_bit_from(vid, pv->vlan_bitmap, VLAN_N_VID) {
f = __br_fdb_get(br, br->dev->dev_addr, vid);
if (f && f->is_local && !f->dst)
- fdb_delete(br, f);
+ fdb_delete_local(br, NULL, f);
fdb_insert(br, NULL, newaddr, vid);
}
+out:
+ spin_unlock_bh(&br->hash_lock);
}
void br_fdb_cleanup(unsigned long _data)
@@ -235,25 +284,11 @@ void br_fdb_delete_by_port(struct net_bridge *br,
if (f->is_static && !do_all)
continue;
- /*
- * if multiple ports all have the same device address
- * then when one port is deleted, assign
- * the local entry to other port
- */
- if (f->is_local) {
- struct net_bridge_port *op;
- list_for_each_entry(op, &br->port_list, list) {
- if (op != p &&
- ether_addr_equal(op->dev->dev_addr,
- f->addr.addr)) {
- f->dst = op;
- goto skip_delete;
- }
- }
- }
- fdb_delete(br, f);
- skip_delete: ;
+ if (f->is_local)
+ fdb_delete_local(br, p, f);
+ else
+ fdb_delete(br, f);
}
}
spin_unlock_bh(&br->hash_lock);
@@ -397,6 +432,7 @@ static struct net_bridge_fdb_entry *fdb_create(struct hlist_head *head,
fdb->vlan_id = vid;
fdb->is_local = 0;
fdb->is_static = 0;
+ fdb->added_by_user = 0;
fdb->updated = fdb->used = jiffies;
hlist_add_head_rcu(&fdb->hlist, head);
}
@@ -447,7 +483,7 @@ int br_fdb_insert(struct net_bridge *br, struct net_bridge_port *source,
}
void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
- const unsigned char *addr, u16 vid)
+ const unsigned char *addr, u16 vid, bool added_by_user)
{
struct hlist_head *head = &br->hash[br_mac_hash(addr, vid)];
struct net_bridge_fdb_entry *fdb;
@@ -473,13 +509,18 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
/* fastpath: update of existing entry */
fdb->dst = source;
fdb->updated = jiffies;
+ if (unlikely(added_by_user))
+ fdb->added_by_user = 1;
}
} else {
spin_lock(&br->hash_lock);
if (likely(!fdb_find(head, addr, vid))) {
fdb = fdb_create(head, source, addr, vid);
- if (fdb)
+ if (fdb) {
+ if (unlikely(added_by_user))
+ fdb->added_by_user = 1;
fdb_notify(br, fdb, RTM_NEWNEIGH);
+ }
}
/* else we lose race and someone else inserts
* it first, don't bother updating
@@ -647,6 +688,7 @@ static int fdb_add_entry(struct net_bridge_port *source, const __u8 *addr,
modified = true;
}
+ fdb->added_by_user = 1;
fdb->used = jiffies;
if (modified) {
@@ -664,7 +706,7 @@ static int __br_fdb_add(struct ndmsg *ndm, struct net_bridge_port *p,
if (ndm->ndm_flags & NTF_USE) {
rcu_read_lock();
- br_fdb_update(p->br, p, addr, vid);
+ br_fdb_update(p->br, p, addr, vid, true);
rcu_read_unlock();
} else {
spin_lock_bh(&p->br->hash_lock);
@@ -749,8 +791,7 @@ out:
return err;
}
-int fdb_delete_by_addr(struct net_bridge *br, const u8 *addr,
- u16 vlan)
+static int fdb_delete_by_addr(struct net_bridge *br, const u8 *addr, u16 vlan)
{
struct hlist_head *head = &br->hash[br_mac_hash(addr, vlan)];
struct net_bridge_fdb_entry *fdb;
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index cffe1d666ba1..54d207d3a31c 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -389,6 +389,9 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
if (br->dev->needed_headroom < dev->needed_headroom)
br->dev->needed_headroom = dev->needed_headroom;
+ if (br_fdb_insert(br, p, dev->dev_addr, 0))
+ netdev_err(dev, "failed insert local address bridge forwarding table\n");
+
spin_lock_bh(&br->lock);
changed_addr = br_stp_recalculate_bridge_id(br);
@@ -404,9 +407,6 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
dev_set_mtu(br->dev, br_min_mtu(br));
- if (br_fdb_insert(br, p, dev->dev_addr, 0))
- netdev_err(dev, "failed insert local address bridge forwarding table\n");
-
kobject_uevent(&p->kobj, KOBJ_ADD);
return 0;
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index bf8dc7d308d6..28d544627422 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -77,7 +77,7 @@ int br_handle_frame_finish(struct sk_buff *skb)
/* insert into forwarding database after filtering to avoid spoofing */
br = p->br;
if (p->flags & BR_LEARNING)
- br_fdb_update(br, p, eth_hdr(skb)->h_source, vid);
+ br_fdb_update(br, p, eth_hdr(skb)->h_source, vid, false);
if (!is_broadcast_ether_addr(dest) && is_multicast_ether_addr(dest) &&
br_multicast_rcv(br, p, skb, vid))
@@ -148,7 +148,7 @@ static int br_handle_local_finish(struct sk_buff *skb)
br_vlan_get_tag(skb, &vid);
if (p->flags & BR_LEARNING)
- br_fdb_update(p->br, p, eth_hdr(skb)->h_source, vid);
+ br_fdb_update(p->br, p, eth_hdr(skb)->h_source, vid, false);
return 0; /* process further */
}
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index fcd12333c59b..3ba11bc99b65 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -104,6 +104,7 @@ struct net_bridge_fdb_entry
mac_addr addr;
unsigned char is_local;
unsigned char is_static;
+ unsigned char added_by_user;
__u16 vlan_id;
};
@@ -370,6 +371,9 @@ static inline void br_netpoll_disable(struct net_bridge_port *p)
int br_fdb_init(void);
void br_fdb_fini(void);
void br_fdb_flush(struct net_bridge *br);
+void br_fdb_find_delete_local(struct net_bridge *br,
+ const struct net_bridge_port *p,
+ const unsigned char *addr, u16 vid);
void br_fdb_changeaddr(struct net_bridge_port *p, const unsigned char *newaddr);
void br_fdb_change_mac_address(struct net_bridge *br, const u8 *newaddr);
void br_fdb_cleanup(unsigned long arg);
@@ -383,8 +387,7 @@ int br_fdb_fillbuf(struct net_bridge *br, void *buf, unsigned long count,
int br_fdb_insert(struct net_bridge *br, struct net_bridge_port *source,
const unsigned char *addr, u16 vid);
void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
- const unsigned char *addr, u16 vid);
-int fdb_delete_by_addr(struct net_bridge *br, const u8 *addr, u16 vid);
+ const unsigned char *addr, u16 vid, bool added_by_user);
int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev, const unsigned char *addr);
@@ -584,6 +587,7 @@ struct sk_buff *br_handle_vlan(struct net_bridge *br,
int br_vlan_add(struct net_bridge *br, u16 vid, u16 flags);
int br_vlan_delete(struct net_bridge *br, u16 vid);
void br_vlan_flush(struct net_bridge *br);
+bool br_vlan_find(struct net_bridge *br, u16 vid);
int br_vlan_filter_toggle(struct net_bridge *br, unsigned long val);
int nbp_vlan_add(struct net_bridge_port *port, u16 vid, u16 flags);
int nbp_vlan_delete(struct net_bridge_port *port, u16 vid);
@@ -665,6 +669,11 @@ static inline void br_vlan_flush(struct net_bridge *br)
{
}
+static inline bool br_vlan_find(struct net_bridge *br, u16 vid)
+{
+ return false;
+}
+
static inline int nbp_vlan_add(struct net_bridge_port *port, u16 vid, u16 flags)
{
return -EOPNOTSUPP;
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index 656a6f3e40de..189ba1e7d851 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -194,6 +194,8 @@ void br_stp_change_bridge_id(struct net_bridge *br, const unsigned char *addr)
wasroot = br_is_root_bridge(br);
+ br_fdb_change_mac_address(br, addr);
+
memcpy(oldaddr, br->bridge_id.addr, ETH_ALEN);
memcpy(br->bridge_id.addr, addr, ETH_ALEN);
memcpy(br->dev->dev_addr, addr, ETH_ALEN);
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index 4ca4d0a0151c..8249ca764c79 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -275,9 +275,7 @@ int br_vlan_delete(struct net_bridge *br, u16 vid)
if (!pv)
return -EINVAL;
- spin_lock_bh(&br->hash_lock);
- fdb_delete_by_addr(br, br->dev->dev_addr, vid);
- spin_unlock_bh(&br->hash_lock);
+ br_fdb_find_delete_local(br, NULL, br->dev->dev_addr, vid);
__vlan_del(pv, vid);
return 0;
@@ -295,6 +293,25 @@ void br_vlan_flush(struct net_bridge *br)
__vlan_flush(pv);
}
+bool br_vlan_find(struct net_bridge *br, u16 vid)
+{
+ struct net_port_vlans *pv;
+ bool found = false;
+
+ rcu_read_lock();
+ pv = rcu_dereference(br->vlan_info);
+
+ if (!pv)
+ goto out;
+
+ if (test_bit(vid, pv->vlan_bitmap))
+ found = true;
+
+out:
+ rcu_read_unlock();
+ return found;
+}
+
int br_vlan_filter_toggle(struct net_bridge *br, unsigned long val)
{
if (!rtnl_trylock())
@@ -359,9 +376,7 @@ int nbp_vlan_delete(struct net_bridge_port *port, u16 vid)
if (!pv)
return -EINVAL;
- spin_lock_bh(&port->br->hash_lock);
- fdb_delete_by_addr(port->br, port->dev->dev_addr, vid);
- spin_unlock_bh(&port->br->hash_lock);
+ br_fdb_find_delete_local(port->br, port, port->dev->dev_addr, vid);
return __vlan_del(pv, vid);
}
diff --git a/net/caif/caif_dev.c b/net/caif/caif_dev.c
index 4dca159435cf..edbca468fa73 100644
--- a/net/caif/caif_dev.c
+++ b/net/caif/caif_dev.c
@@ -22,6 +22,7 @@
#include <net/pkt_sched.h>
#include <net/caif/caif_device.h>
#include <net/caif/caif_layer.h>
+#include <net/caif/caif_dev.h>
#include <net/caif/cfpkt.h>
#include <net/caif/cfcnfg.h>
#include <net/caif/cfserl.h>
diff --git a/net/caif/cfsrvl.c b/net/caif/cfsrvl.c
index 353f793d1b3b..a6e115463052 100644
--- a/net/caif/cfsrvl.c
+++ b/net/caif/cfsrvl.c
@@ -15,6 +15,7 @@
#include <net/caif/caif_layer.h>
#include <net/caif/cfsrvl.h>
#include <net/caif/cfpkt.h>
+#include <net/caif/caif_dev.h>
#define SRVL_CTRL_PKT_SIZE 1
#define SRVL_FLOW_OFF 0x81
diff --git a/net/can/af_can.c b/net/can/af_can.c
index d249874a366d..a27f8aad9e99 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -57,6 +57,7 @@
#include <linux/skbuff.h>
#include <linux/can.h>
#include <linux/can/core.h>
+#include <linux/can/skb.h>
#include <linux/ratelimit.h>
#include <net/net_namespace.h>
#include <net/sock.h>
@@ -290,7 +291,7 @@ int can_send(struct sk_buff *skb, int loop)
return -ENOMEM;
}
- newskb->sk = skb->sk;
+ can_skb_set_owner(newskb, skb->sk);
newskb->ip_summed = CHECKSUM_UNNECESSARY;
newskb->pkt_type = PACKET_BROADCAST;
}
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 3fc737b214c7..dcb75c0e66c1 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -268,7 +268,7 @@ static void bcm_can_tx(struct bcm_op *op)
/* send with loopback */
skb->dev = dev;
- skb->sk = op->sk;
+ can_skb_set_owner(skb, op->sk);
can_send(skb, 1);
/* update statistics */
@@ -1223,7 +1223,7 @@ static int bcm_tx_send(struct msghdr *msg, int ifindex, struct sock *sk)
can_skb_prv(skb)->ifindex = dev->ifindex;
skb->dev = dev;
- skb->sk = sk;
+ can_skb_set_owner(skb, sk);
err = can_send(skb, 1); /* send with loopback */
dev_put(dev);
diff --git a/net/can/raw.c b/net/can/raw.c
index 07d72d852324..8be757cca2ec 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -715,6 +715,7 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock,
skb->dev = dev;
skb->sk = sk;
+ skb->priority = sk->sk_priority;
err = can_send(skb, ro->loopback);
diff --git a/net/core/dev.c b/net/core/dev.c
index 3721db716350..4ad1b78c9c77 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2803,7 +2803,7 @@ EXPORT_SYMBOL(dev_loopback_xmit);
* the BH enable code must have IRQs enabled so that it will not deadlock.
* --BLG
*/
-int __dev_queue_xmit(struct sk_buff *skb, void *accel_priv)
+static int __dev_queue_xmit(struct sk_buff *skb, void *accel_priv)
{
struct net_device *dev = skb->dev;
struct netdev_queue *txq;
@@ -4637,7 +4637,7 @@ struct net_device *netdev_master_upper_dev_get_rcu(struct net_device *dev)
}
EXPORT_SYMBOL(netdev_master_upper_dev_get_rcu);
-int netdev_adjacent_sysfs_add(struct net_device *dev,
+static int netdev_adjacent_sysfs_add(struct net_device *dev,
struct net_device *adj_dev,
struct list_head *dev_list)
{
@@ -4647,7 +4647,7 @@ int netdev_adjacent_sysfs_add(struct net_device *dev,
return sysfs_create_link(&(dev->dev.kobj), &(adj_dev->dev.kobj),
linkname);
}
-void netdev_adjacent_sysfs_del(struct net_device *dev,
+static void netdev_adjacent_sysfs_del(struct net_device *dev,
char *name,
struct list_head *dev_list)
{
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index f409e0bd35c0..185c341fafbd 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -745,6 +745,13 @@ static int fib_rules_event(struct notifier_block *this, unsigned long event,
attach_rules(&ops->rules_list, dev);
break;
+ case NETDEV_CHANGENAME:
+ list_for_each_entry(ops, &net->rules_ops, list) {
+ detach_rules(&ops->rules_list, dev);
+ attach_rules(&ops->rules_list, dev);
+ }
+ break;
+
case NETDEV_UNREGISTER:
list_for_each_entry(ops, &net->rules_ops, list)
detach_rules(&ops->rules_list, dev);
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index c03f3dec4763..a664f7829a6d 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -948,6 +948,7 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
{
char *cur=opt, *delim;
int ipv6;
+ bool ipversion_set = false;
if (*cur != '@') {
if ((delim = strchr(cur, '@')) == NULL)
@@ -960,6 +961,7 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
cur++;
if (*cur != '/') {
+ ipversion_set = true;
if ((delim = strchr(cur, '/')) == NULL)
goto parse_failed;
*delim = 0;
@@ -1002,7 +1004,7 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
ipv6 = netpoll_parse_ip_addr(cur, &np->remote_ip);
if (ipv6 < 0)
goto parse_failed;
- else if (np->ipv6 != (bool)ipv6)
+ else if (ipversion_set && np->ipv6 != (bool)ipv6)
goto parse_failed;
else
np->ipv6 = (bool)ipv6;
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 393b1bc9a618..048dc8d183aa 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -374,7 +374,7 @@ static size_t rtnl_link_get_slave_info_data_size(const struct net_device *dev)
if (!master_dev)
return 0;
ops = master_dev->rtnl_link_ops;
- if (!ops->get_slave_size)
+ if (!ops || !ops->get_slave_size)
return 0;
/* IFLA_INFO_SLAVE_DATA + nested data */
return nla_total_size(sizeof(struct nlattr)) +
diff --git a/net/core/sock.c b/net/core/sock.c
index 0c127dcdf6a8..5b6a9431b017 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1775,7 +1775,9 @@ struct sk_buff *sock_alloc_send_pskb(struct sock *sk, unsigned long header_len,
while (order) {
if (npages >= 1 << order) {
page = alloc_pages(sk->sk_allocation |
- __GFP_COMP | __GFP_NOWARN,
+ __GFP_COMP |
+ __GFP_NOWARN |
+ __GFP_NORETRY,
order);
if (page)
goto fill_page;
@@ -1845,7 +1847,7 @@ bool skb_page_frag_refill(unsigned int sz, struct page_frag *pfrag, gfp_t prio)
gfp_t gfp = prio;
if (order)
- gfp |= __GFP_COMP | __GFP_NOWARN;
+ gfp |= __GFP_COMP | __GFP_NOWARN | __GFP_NORETRY;
pfrag->page = alloc_pages(gfp, order);
if (likely(pfrag->page)) {
pfrag->offset = 0;
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index 2954dcbca832..4c04848953bd 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -2104,8 +2104,6 @@ static struct notifier_block dn_dev_notifier = {
.notifier_call = dn_device_event,
};
-extern int dn_route_rcv(struct sk_buff *, struct net_device *, struct packet_type *, struct net_device *);
-
static struct packet_type dn_dix_packet_type __read_mostly = {
.type = cpu_to_be16(ETH_P_DNA_RT),
.func = dn_route_rcv,
@@ -2353,9 +2351,6 @@ static const struct proto_ops dn_proto_ops = {
.sendpage = sock_no_sendpage,
};
-void dn_register_sysctl(void);
-void dn_unregister_sysctl(void);
-
MODULE_DESCRIPTION("The Linux DECnet Network Protocol");
MODULE_AUTHOR("Linux DECnet Project Team");
MODULE_LICENSE("GPL");
diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c
index 48b25c0af4d0..8edfea5da572 100644
--- a/net/ieee802154/6lowpan.c
+++ b/net/ieee802154/6lowpan.c
@@ -106,7 +106,6 @@ static int lowpan_header_create(struct sk_buff *skb,
unsigned short type, const void *_daddr,
const void *_saddr, unsigned int len)
{
- struct ipv6hdr *hdr;
const u8 *saddr = _saddr;
const u8 *daddr = _daddr;
struct ieee802154_addr sa, da;
@@ -117,8 +116,6 @@ static int lowpan_header_create(struct sk_buff *skb,
if (type != ETH_P_IPV6)
return 0;
- hdr = ipv6_hdr(skb);
-
if (!saddr)
saddr = dev->dev_addr;
@@ -533,7 +530,27 @@ static struct header_ops lowpan_header_ops = {
.create = lowpan_header_create,
};
+static struct lock_class_key lowpan_tx_busylock;
+static struct lock_class_key lowpan_netdev_xmit_lock_key;
+
+static void lowpan_set_lockdep_class_one(struct net_device *dev,
+ struct netdev_queue *txq,
+ void *_unused)
+{
+ lockdep_set_class(&txq->_xmit_lock,
+ &lowpan_netdev_xmit_lock_key);
+}
+
+
+static int lowpan_dev_init(struct net_device *dev)
+{
+ netdev_for_each_tx_queue(dev, lowpan_set_lockdep_class_one, NULL);
+ dev->qdisc_tx_busylock = &lowpan_tx_busylock;
+ return 0;
+}
+
static const struct net_device_ops lowpan_netdev_ops = {
+ .ndo_init = lowpan_dev_init,
.ndo_start_xmit = lowpan_xmit,
.ndo_set_mac_address = lowpan_set_address,
};
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index ac2dff3c2c1c..bdbf68bb2e2d 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1443,7 +1443,8 @@ static size_t inet_nlmsg_size(void)
+ nla_total_size(4) /* IFA_LOCAL */
+ nla_total_size(4) /* IFA_BROADCAST */
+ nla_total_size(IFNAMSIZ) /* IFA_LABEL */
- + nla_total_size(4); /* IFA_FLAGS */
+ + nla_total_size(4) /* IFA_FLAGS */
+ + nla_total_size(sizeof(struct ifa_cacheinfo)); /* IFA_CACHEINFO */
}
static inline u32 cstamp_delta(unsigned long cstamp)
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index bd28f386bd02..50228be5c17b 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -101,28 +101,22 @@ static void tunnel_dst_reset_all(struct ip_tunnel *t)
__tunnel_dst_set(per_cpu_ptr(t->dst_cache, i), NULL);
}
-static struct dst_entry *tunnel_dst_get(struct ip_tunnel *t)
+static struct rtable *tunnel_rtable_get(struct ip_tunnel *t, u32 cookie)
{
struct dst_entry *dst;
rcu_read_lock();
dst = rcu_dereference(this_cpu_ptr(t->dst_cache)->dst);
- if (dst)
+ if (dst) {
+ if (dst->obsolete && dst->ops->check(dst, cookie) == NULL) {
+ rcu_read_unlock();
+ tunnel_dst_reset(t);
+ return NULL;
+ }
dst_hold(dst);
- rcu_read_unlock();
- return dst;
-}
-
-static struct dst_entry *tunnel_dst_check(struct ip_tunnel *t, u32 cookie)
-{
- struct dst_entry *dst = tunnel_dst_get(t);
-
- if (dst && dst->obsolete && dst->ops->check(dst, cookie) == NULL) {
- tunnel_dst_reset(t);
- return NULL;
}
-
- return dst;
+ rcu_read_unlock();
+ return (struct rtable *)dst;
}
/* Often modified stats are per cpu, other are shared (netdev->stats) */
@@ -584,7 +578,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
struct flowi4 fl4;
u8 tos, ttl;
__be16 df;
- struct rtable *rt = NULL; /* Route to the other host */
+ struct rtable *rt; /* Route to the other host */
unsigned int max_headroom; /* The extra header space needed */
__be32 dst;
int err;
@@ -657,8 +651,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
init_tunnel_flow(&fl4, protocol, dst, tnl_params->saddr,
tunnel->parms.o_key, RT_TOS(tos), tunnel->parms.link);
- if (connected)
- rt = (struct rtable *)tunnel_dst_check(tunnel, 0);
+ rt = connected ? tunnel_rtable_get(tunnel, 0) : NULL;
if (!rt) {
rt = ip_route_output_key(tunnel->net, &fl4);
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index 81c6910cfa92..a26ce035e3fa 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -61,6 +61,11 @@ config NFT_CHAIN_NAT_IPV4
packet transformations such as the source, destination address and
source and destination ports.
+config NFT_REJECT_IPV4
+ depends on NF_TABLES_IPV4
+ default NFT_REJECT
+ tristate
+
config NF_TABLES_ARP
depends on NF_TABLES
tristate "ARP nf_tables support"
diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile
index c16be9d58420..90b82405331e 100644
--- a/net/ipv4/netfilter/Makefile
+++ b/net/ipv4/netfilter/Makefile
@@ -30,6 +30,7 @@ obj-$(CONFIG_NF_NAT_PROTO_GRE) += nf_nat_proto_gre.o
obj-$(CONFIG_NF_TABLES_IPV4) += nf_tables_ipv4.o
obj-$(CONFIG_NFT_CHAIN_ROUTE_IPV4) += nft_chain_route_ipv4.o
obj-$(CONFIG_NFT_CHAIN_NAT_IPV4) += nft_chain_nat_ipv4.o
+obj-$(CONFIG_NFT_REJECT_IPV4) += nft_reject_ipv4.o
obj-$(CONFIG_NF_TABLES_ARP) += nf_tables_arp.o
# generic IP tables
diff --git a/net/ipv4/netfilter/nf_nat_h323.c b/net/ipv4/netfilter/nf_nat_h323.c
index 9eea059dd621..574f7ebba0b6 100644
--- a/net/ipv4/netfilter/nf_nat_h323.c
+++ b/net/ipv4/netfilter/nf_nat_h323.c
@@ -229,7 +229,10 @@ static int nat_rtp_rtcp(struct sk_buff *skb, struct nf_conn *ct,
ret = nf_ct_expect_related(rtcp_exp);
if (ret == 0)
break;
- else if (ret != -EBUSY) {
+ else if (ret == -EBUSY) {
+ nf_ct_unexpect_related(rtp_exp);
+ continue;
+ } else if (ret < 0) {
nf_ct_unexpect_related(rtp_exp);
nated_port = 0;
break;
diff --git a/net/ipv4/netfilter/nft_reject_ipv4.c b/net/ipv4/netfilter/nft_reject_ipv4.c
new file mode 100644
index 000000000000..e79718a382f2
--- /dev/null
+++ b/net/ipv4/netfilter/nft_reject_ipv4.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net>
+ * Copyright (c) 2013 Eric Leblond <eric@regit.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Development of this code funded by Astaro AG (http://www.astaro.com/)
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/netlink.h>
+#include <linux/netfilter.h>
+#include <linux/netfilter/nf_tables.h>
+#include <net/netfilter/nf_tables.h>
+#include <net/icmp.h>
+#include <net/netfilter/ipv4/nf_reject.h>
+#include <net/netfilter/nft_reject.h>
+
+void nft_reject_ipv4_eval(const struct nft_expr *expr,
+ struct nft_data data[NFT_REG_MAX + 1],
+ const struct nft_pktinfo *pkt)
+{
+ struct nft_reject *priv = nft_expr_priv(expr);
+
+ switch (priv->type) {
+ case NFT_REJECT_ICMP_UNREACH:
+ nf_send_unreach(pkt->skb, priv->icmp_code);
+ break;
+ case NFT_REJECT_TCP_RST:
+ nf_send_reset(pkt->skb, pkt->ops->hooknum);
+ break;
+ }
+
+ data[NFT_REG_VERDICT].verdict = NF_DROP;
+}
+EXPORT_SYMBOL_GPL(nft_reject_ipv4_eval);
+
+static struct nft_expr_type nft_reject_ipv4_type;
+static const struct nft_expr_ops nft_reject_ipv4_ops = {
+ .type = &nft_reject_ipv4_type,
+ .size = NFT_EXPR_SIZE(sizeof(struct nft_reject)),
+ .eval = nft_reject_ipv4_eval,
+ .init = nft_reject_init,
+ .dump = nft_reject_dump,
+};
+
+static struct nft_expr_type nft_reject_ipv4_type __read_mostly = {
+ .family = NFPROTO_IPV4,
+ .name = "reject",
+ .ops = &nft_reject_ipv4_ops,
+ .policy = nft_reject_policy,
+ .maxattr = NFTA_REJECT_MAX,
+ .owner = THIS_MODULE,
+};
+
+static int __init nft_reject_ipv4_module_init(void)
+{
+ return nft_register_expr(&nft_reject_ipv4_type);
+}
+
+static void __exit nft_reject_ipv4_module_exit(void)
+{
+ nft_unregister_expr(&nft_reject_ipv4_type);
+}
+
+module_init(nft_reject_ipv4_module_init);
+module_exit(nft_reject_ipv4_module_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>");
+MODULE_ALIAS_NFT_AF_EXPR(AF_INET, "reject");
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 4475b3bb494d..9f3a2db9109e 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2229,7 +2229,7 @@ adjudge_to_death:
/* This is a (useful) BSD violating of the RFC. There is a
* problem with TCP as specified in that the other end could
* keep a socket open forever with no application left this end.
- * We use a 3 minute timeout (about the same as BSD) then kill
+ * We use a 1 minute timeout (about the same as BSD) then kill
* our end. If they send after that then tough - BUT: long enough
* that we won't make the old 4*rto = almost no time - whoops
* reset mistake.
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 65cf90e063d5..227cba79fa6b 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -671,6 +671,7 @@ static void tcp_rtt_estimator(struct sock *sk, const __u32 mrtt)
{
struct tcp_sock *tp = tcp_sk(sk);
long m = mrtt; /* RTT */
+ u32 srtt = tp->srtt;
/* The following amusing code comes from Jacobson's
* article in SIGCOMM '88. Note that rtt and mdev
@@ -688,11 +689,9 @@ static void tcp_rtt_estimator(struct sock *sk, const __u32 mrtt)
* does not matter how to _calculate_ it. Seems, it was trap
* that VJ failed to avoid. 8)
*/
- if (m == 0)
- m = 1;
- if (tp->srtt != 0) {
- m -= (tp->srtt >> 3); /* m is now error in rtt est */
- tp->srtt += m; /* rtt = 7/8 rtt + 1/8 new */
+ if (srtt != 0) {
+ m -= (srtt >> 3); /* m is now error in rtt est */
+ srtt += m; /* rtt = 7/8 rtt + 1/8 new */
if (m < 0) {
m = -m; /* m is now abs(error) */
m -= (tp->mdev >> 2); /* similar update on mdev */
@@ -723,11 +722,12 @@ static void tcp_rtt_estimator(struct sock *sk, const __u32 mrtt)
}
} else {
/* no previous measure. */
- tp->srtt = m << 3; /* take the measured time to be rtt */
+ srtt = m << 3; /* take the measured time to be rtt */
tp->mdev = m << 1; /* make sure rto = 3*rtt */
tp->mdev_max = tp->rttvar = max(tp->mdev, tcp_rto_min(sk));
tp->rtt_seq = tp->snd_nxt;
}
+ tp->srtt = max(1U, srtt);
}
/* Set the sk_pacing_rate to allow proper sizing of TSO packets.
@@ -746,8 +746,10 @@ static void tcp_update_pacing_rate(struct sock *sk)
rate *= max(tp->snd_cwnd, tp->packets_out);
- /* Correction for small srtt : minimum srtt being 8 (1 jiffy << 3),
- * be conservative and assume srtt = 1 (125 us instead of 1.25 ms)
+ /* Correction for small srtt and scheduling constraints.
+ * For small rtt, consider noise is too high, and use
+ * the minimal value (srtt = 1 -> 125 us for HZ=1000)
+ *
* We probably need usec resolution in the future.
* Note: This also takes care of possible srtt=0 case,
* when tcp_rtt_estimator() was not yet called.
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 03d26b85eab8..3be16727f058 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -698,7 +698,8 @@ static void tcp_tsq_handler(struct sock *sk)
if ((1 << sk->sk_state) &
(TCPF_ESTABLISHED | TCPF_FIN_WAIT1 | TCPF_CLOSING |
TCPF_CLOSE_WAIT | TCPF_LAST_ACK))
- tcp_write_xmit(sk, tcp_current_mss(sk), 0, 0, GFP_ATOMIC);
+ tcp_write_xmit(sk, tcp_current_mss(sk), tcp_sk(sk)->nonagle,
+ 0, GFP_ATOMIC);
}
/*
* One tasklet per cpu tries to send more skbs.
@@ -1904,7 +1905,15 @@ static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle,
if (atomic_read(&sk->sk_wmem_alloc) > limit) {
set_bit(TSQ_THROTTLED, &tp->tsq_flags);
- break;
+ /* It is possible TX completion already happened
+ * before we set TSQ_THROTTLED, so we must
+ * test again the condition.
+ * We abuse smp_mb__after_clear_bit() because
+ * there is no smp_mb__after_set_bit() yet
+ */
+ smp_mb__after_clear_bit();
+ if (atomic_read(&sk->sk_wmem_alloc) > limit)
+ break;
}
limit = mss_now;
@@ -1977,7 +1986,7 @@ bool tcp_schedule_loss_probe(struct sock *sk)
/* Schedule a loss probe in 2*RTT for SACK capable connections
* in Open state, that are either limited by cwnd or application.
*/
- if (sysctl_tcp_early_retrans < 3 || !rtt || !tp->packets_out ||
+ if (sysctl_tcp_early_retrans < 3 || !tp->srtt || !tp->packets_out ||
!tcp_is_sack(tp) || inet_csk(sk)->icsk_ca_state != TCP_CA_Open)
return false;
diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c
index 25f5cee3a08a..88b4023ecfcf 100644
--- a/net/ipv4/udp_offload.c
+++ b/net/ipv4/udp_offload.c
@@ -17,6 +17,8 @@
static DEFINE_SPINLOCK(udp_offload_lock);
static struct udp_offload_priv __rcu *udp_offload_base __read_mostly;
+#define udp_deref_protected(X) rcu_dereference_protected(X, lockdep_is_held(&udp_offload_lock))
+
struct udp_offload_priv {
struct udp_offload *offload;
struct rcu_head rcu;
@@ -100,8 +102,7 @@ out:
int udp_add_offload(struct udp_offload *uo)
{
- struct udp_offload_priv __rcu **head = &udp_offload_base;
- struct udp_offload_priv *new_offload = kzalloc(sizeof(*new_offload), GFP_KERNEL);
+ struct udp_offload_priv *new_offload = kzalloc(sizeof(*new_offload), GFP_ATOMIC);
if (!new_offload)
return -ENOMEM;
@@ -109,8 +110,8 @@ int udp_add_offload(struct udp_offload *uo)
new_offload->offload = uo;
spin_lock(&udp_offload_lock);
- rcu_assign_pointer(new_offload->next, rcu_dereference(*head));
- rcu_assign_pointer(*head, new_offload);
+ new_offload->next = udp_offload_base;
+ rcu_assign_pointer(udp_offload_base, new_offload);
spin_unlock(&udp_offload_lock);
return 0;
@@ -130,12 +131,12 @@ void udp_del_offload(struct udp_offload *uo)
spin_lock(&udp_offload_lock);
- uo_priv = rcu_dereference(*head);
+ uo_priv = udp_deref_protected(*head);
for (; uo_priv != NULL;
- uo_priv = rcu_dereference(*head)) {
-
+ uo_priv = udp_deref_protected(*head)) {
if (uo_priv->offload == uo) {
- rcu_assign_pointer(*head, rcu_dereference(uo_priv->next));
+ rcu_assign_pointer(*head,
+ udp_deref_protected(uo_priv->next));
goto unlock;
}
head = &uo_priv->next;
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index f81f59686f21..f2610e157660 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -414,7 +414,7 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info)
addr_type = ipv6_addr_type(&hdr->daddr);
if (ipv6_chk_addr(net, &hdr->daddr, skb->dev, 0) ||
- ipv6_anycast_destination(skb))
+ ipv6_chk_acast_addr_src(net, skb->dev, &hdr->daddr))
saddr = &hdr->daddr;
/*
diff --git a/net/ipv6/netfilter/Kconfig b/net/ipv6/netfilter/Kconfig
index 35750df744dc..4bff1f297e39 100644
--- a/net/ipv6/netfilter/Kconfig
+++ b/net/ipv6/netfilter/Kconfig
@@ -50,6 +50,11 @@ config NFT_CHAIN_NAT_IPV6
packet transformations such as the source, destination address and
source and destination ports.
+config NFT_REJECT_IPV6
+ depends on NF_TABLES_IPV6
+ default NFT_REJECT
+ tristate
+
config IP6_NF_IPTABLES
tristate "IP6 tables support (required for filtering)"
depends on INET && IPV6
diff --git a/net/ipv6/netfilter/Makefile b/net/ipv6/netfilter/Makefile
index d1b4928f34f7..70d3dd66f2cd 100644
--- a/net/ipv6/netfilter/Makefile
+++ b/net/ipv6/netfilter/Makefile
@@ -27,6 +27,7 @@ obj-$(CONFIG_NF_DEFRAG_IPV6) += nf_defrag_ipv6.o
obj-$(CONFIG_NF_TABLES_IPV6) += nf_tables_ipv6.o
obj-$(CONFIG_NFT_CHAIN_ROUTE_IPV6) += nft_chain_route_ipv6.o
obj-$(CONFIG_NFT_CHAIN_NAT_IPV6) += nft_chain_nat_ipv6.o
+obj-$(CONFIG_NFT_REJECT_IPV6) += nft_reject_ipv6.o
# matches
obj-$(CONFIG_IP6_NF_MATCH_AH) += ip6t_ah.o
diff --git a/net/ipv6/netfilter/nft_reject_ipv6.c b/net/ipv6/netfilter/nft_reject_ipv6.c
new file mode 100644
index 000000000000..0bc19fa87821
--- /dev/null
+++ b/net/ipv6/netfilter/nft_reject_ipv6.c
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net>
+ * Copyright (c) 2013 Eric Leblond <eric@regit.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Development of this code funded by Astaro AG (http://www.astaro.com/)
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/netlink.h>
+#include <linux/netfilter.h>
+#include <linux/netfilter/nf_tables.h>
+#include <net/netfilter/nf_tables.h>
+#include <net/netfilter/nft_reject.h>
+#include <net/netfilter/ipv6/nf_reject.h>
+
+void nft_reject_ipv6_eval(const struct nft_expr *expr,
+ struct nft_data data[NFT_REG_MAX + 1],
+ const struct nft_pktinfo *pkt)
+{
+ struct nft_reject *priv = nft_expr_priv(expr);
+ struct net *net = dev_net((pkt->in != NULL) ? pkt->in : pkt->out);
+
+ switch (priv->type) {
+ case NFT_REJECT_ICMP_UNREACH:
+ nf_send_unreach6(net, pkt->skb, priv->icmp_code,
+ pkt->ops->hooknum);
+ break;
+ case NFT_REJECT_TCP_RST:
+ nf_send_reset6(net, pkt->skb, pkt->ops->hooknum);
+ break;
+ }
+
+ data[NFT_REG_VERDICT].verdict = NF_DROP;
+}
+EXPORT_SYMBOL_GPL(nft_reject_ipv6_eval);
+
+static struct nft_expr_type nft_reject_ipv6_type;
+static const struct nft_expr_ops nft_reject_ipv6_ops = {
+ .type = &nft_reject_ipv6_type,
+ .size = NFT_EXPR_SIZE(sizeof(struct nft_reject)),
+ .eval = nft_reject_ipv6_eval,
+ .init = nft_reject_init,
+ .dump = nft_reject_dump,
+};
+
+static struct nft_expr_type nft_reject_ipv6_type __read_mostly = {
+ .family = NFPROTO_IPV6,
+ .name = "reject",
+ .ops = &nft_reject_ipv6_ops,
+ .policy = nft_reject_policy,
+ .maxattr = NFTA_REJECT_MAX,
+ .owner = THIS_MODULE,
+};
+
+static int __init nft_reject_ipv6_module_init(void)
+{
+ return nft_register_expr(&nft_reject_ipv6_type);
+}
+
+static void __exit nft_reject_ipv6_module_exit(void)
+{
+ nft_unregister_expr(&nft_reject_ipv6_type);
+}
+
+module_init(nft_reject_ipv6_module_init);
+module_exit(nft_reject_ipv6_module_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>");
+MODULE_ALIAS_NFT_AF_EXPR(AF_INET6, "reject");
diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c
index 994e28bfb32e..00b2a6d1c009 100644
--- a/net/ipx/af_ipx.c
+++ b/net/ipx/af_ipx.c
@@ -52,18 +52,12 @@
#include <net/p8022.h>
#include <net/psnap.h>
#include <net/sock.h>
+#include <net/datalink.h>
#include <net/tcp_states.h>
+#include <net/net_namespace.h>
#include <asm/uaccess.h>
-#ifdef CONFIG_SYSCTL
-extern void ipx_register_sysctl(void);
-extern void ipx_unregister_sysctl(void);
-#else
-#define ipx_register_sysctl()
-#define ipx_unregister_sysctl()
-#endif
-
/* Configuration Variables */
static unsigned char ipxcfg_max_hops = 16;
static char ipxcfg_auto_select_primary;
@@ -84,15 +78,6 @@ DEFINE_SPINLOCK(ipx_interfaces_lock);
struct ipx_interface *ipx_primary_net;
struct ipx_interface *ipx_internal_net;
-extern int ipxrtr_add_route(__be32 network, struct ipx_interface *intrfc,
- unsigned char *node);
-extern void ipxrtr_del_routes(struct ipx_interface *intrfc);
-extern int ipxrtr_route_packet(struct sock *sk, struct sockaddr_ipx *usipx,
- struct iovec *iov, size_t len, int noblock);
-extern int ipxrtr_route_skb(struct sk_buff *skb);
-extern struct ipx_route *ipxrtr_lookup(__be32 net);
-extern int ipxrtr_ioctl(unsigned int cmd, void __user *arg);
-
struct ipx_interface *ipx_interfaces_head(void)
{
struct ipx_interface *rc = NULL;
@@ -1986,9 +1971,6 @@ static struct notifier_block ipx_dev_notifier = {
.notifier_call = ipxitf_device_event,
};
-extern struct datalink_proto *make_EII_client(void);
-extern void destroy_EII_client(struct datalink_proto *);
-
static const unsigned char ipx_8022_type = 0xE0;
static const unsigned char ipx_snap_id[5] = { 0x0, 0x0, 0x0, 0x81, 0x37 };
static const char ipx_EII_err_msg[] __initconst =
diff --git a/net/ipx/ipx_route.c b/net/ipx/ipx_route.c
index 30f4519b092f..c1f03185c5e1 100644
--- a/net/ipx/ipx_route.c
+++ b/net/ipx/ipx_route.c
@@ -20,15 +20,11 @@ DEFINE_RWLOCK(ipx_routes_lock);
extern struct ipx_interface *ipx_internal_net;
-extern __be16 ipx_cksum(struct ipxhdr *packet, int length);
extern struct ipx_interface *ipxitf_find_using_net(__be32 net);
extern int ipxitf_demux_socket(struct ipx_interface *intrfc,
struct sk_buff *skb, int copy);
extern int ipxitf_demux_socket(struct ipx_interface *intrfc,
struct sk_buff *skb, int copy);
-extern int ipxitf_send(struct ipx_interface *intrfc, struct sk_buff *skb,
- char *node);
-extern struct ipx_interface *ipxitf_find_using_net(__be32 net);
struct ipx_route *ipxrtr_lookup(__be32 net)
{
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index f9ae9b85d4c1..453e974287d1 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1021,8 +1021,10 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
IEEE80211_P2P_OPPPS_ENABLE_BIT;
err = ieee80211_assign_beacon(sdata, &params->beacon);
- if (err < 0)
+ if (err < 0) {
+ ieee80211_vif_release_channel(sdata);
return err;
+ }
changed |= err;
err = drv_start_ap(sdata->local, sdata);
@@ -1032,6 +1034,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
if (old)
kfree_rcu(old, rcu_head);
RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
+ ieee80211_vif_release_channel(sdata);
return err;
}
@@ -1090,8 +1093,6 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
kfree(sdata->u.ap.next_beacon);
sdata->u.ap.next_beacon = NULL;
- cancel_work_sync(&sdata->u.ap.request_smps_work);
-
/* turn off carrier for this interface and dependent VLANs */
list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
netif_carrier_off(vlan->dev);
@@ -1103,6 +1104,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
kfree_rcu(old_beacon, rcu_head);
if (old_probe_resp)
kfree_rcu(old_probe_resp, rcu_head);
+ sdata->u.ap.driver_smps_mode = IEEE80211_SMPS_OFF;
__sta_info_flush(sdata, true);
ieee80211_free_keys(sdata, true);
@@ -2638,6 +2640,24 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
INIT_DELAYED_WORK(&roc->work, ieee80211_sw_roc_work);
INIT_LIST_HEAD(&roc->dependents);
+ /*
+ * cookie is either the roc cookie (for normal roc)
+ * or the SKB (for mgmt TX)
+ */
+ if (!txskb) {
+ /* local->mtx protects this */
+ local->roc_cookie_counter++;
+ roc->cookie = local->roc_cookie_counter;
+ /* wow, you wrapped 64 bits ... more likely a bug */
+ if (WARN_ON(roc->cookie == 0)) {
+ roc->cookie = 1;
+ local->roc_cookie_counter++;
+ }
+ *cookie = roc->cookie;
+ } else {
+ *cookie = (unsigned long)txskb;
+ }
+
/* if there's one pending or we're scanning, queue this one */
if (!list_empty(&local->roc_list) ||
local->scanning || local->radar_detect_enabled)
@@ -2772,24 +2792,6 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
if (!queued)
list_add_tail(&roc->list, &local->roc_list);
- /*
- * cookie is either the roc cookie (for normal roc)
- * or the SKB (for mgmt TX)
- */
- if (!txskb) {
- /* local->mtx protects this */
- local->roc_cookie_counter++;
- roc->cookie = local->roc_cookie_counter;
- /* wow, you wrapped 64 bits ... more likely a bug */
- if (WARN_ON(roc->cookie == 0)) {
- roc->cookie = 1;
- local->roc_cookie_counter++;
- }
- *cookie = roc->cookie;
- } else {
- *cookie = (unsigned long)txskb;
- }
-
return 0;
}
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index fab7b91923e0..70dd013de836 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -466,7 +466,9 @@ void ieee80211_request_smps_ap_work(struct work_struct *work)
u.ap.request_smps_work);
sdata_lock(sdata);
- __ieee80211_request_smps_ap(sdata, sdata->u.ap.driver_smps_mode);
+ if (sdata_dereference(sdata->u.ap.beacon, sdata))
+ __ieee80211_request_smps_ap(sdata,
+ sdata->u.ap.driver_smps_mode);
sdata_unlock(sdata);
}
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 771080ec7212..2796a198728f 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -695,12 +695,9 @@ static void ieee80211_ibss_disconnect(struct ieee80211_sub_if_data *sdata)
struct cfg80211_bss *cbss;
struct beacon_data *presp;
struct sta_info *sta;
- int active_ibss;
u16 capability;
- active_ibss = ieee80211_sta_active_ibss(sdata);
-
- if (!active_ibss && !is_zero_ether_addr(ifibss->bssid)) {
+ if (!is_zero_ether_addr(ifibss->bssid)) {
capability = WLAN_CAPABILITY_IBSS;
if (ifibss->privacy)
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 3dfd20a453ab..d6d1f1df9119 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -418,20 +418,24 @@ int ieee80211_add_virtual_monitor(struct ieee80211_local *local)
return ret;
}
+ mutex_lock(&local->iflist_mtx);
+ rcu_assign_pointer(local->monitor_sdata, sdata);
+ mutex_unlock(&local->iflist_mtx);
+
mutex_lock(&local->mtx);
ret = ieee80211_vif_use_channel(sdata, &local->monitor_chandef,
IEEE80211_CHANCTX_EXCLUSIVE);
mutex_unlock(&local->mtx);
if (ret) {
+ mutex_lock(&local->iflist_mtx);
+ rcu_assign_pointer(local->monitor_sdata, NULL);
+ mutex_unlock(&local->iflist_mtx);
+ synchronize_net();
drv_remove_interface(local, sdata);
kfree(sdata);
return ret;
}
- mutex_lock(&local->iflist_mtx);
- rcu_assign_pointer(local->monitor_sdata, sdata);
- mutex_unlock(&local->iflist_mtx);
-
return 0;
}
@@ -770,12 +774,19 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
ieee80211_roc_purge(local, sdata);
- if (sdata->vif.type == NL80211_IFTYPE_STATION)
+ switch (sdata->vif.type) {
+ case NL80211_IFTYPE_STATION:
ieee80211_mgd_stop(sdata);
-
- if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+ break;
+ case NL80211_IFTYPE_ADHOC:
ieee80211_ibss_stop(sdata);
-
+ break;
+ case NL80211_IFTYPE_AP:
+ cancel_work_sync(&sdata->u.ap.request_smps_work);
+ break;
+ default:
+ break;
+ }
/*
* Remove all stations associated with this interface.
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 27c990bf2320..97a02d3f7d87 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -878,7 +878,7 @@ static int ieee80211_fragment(struct ieee80211_tx_data *tx,
}
/* adjust first fragment's length */
- skb->len = hdrlen + per_fragm;
+ skb_trim(skb, hdrlen + per_fragm);
return 0;
}
diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
index c37467562fd0..e9410d17619d 100644
--- a/net/netfilter/Kconfig
+++ b/net/netfilter/Kconfig
@@ -513,7 +513,6 @@ config NFT_QUEUE
config NFT_REJECT
depends on NF_TABLES
- depends on NF_TABLES_IPV6 || !NF_TABLES_IPV6
default m if NETFILTER_ADVANCED=n
tristate "Netfilter nf_tables reject support"
help
@@ -521,6 +520,11 @@ config NFT_REJECT
explicitly deny and notify via TCP reset/ICMP informational errors
unallowed traffic.
+config NFT_REJECT_INET
+ depends on NF_TABLES_INET
+ default NFT_REJECT
+ tristate
+
config NFT_COMPAT
depends on NF_TABLES
depends on NETFILTER_XTABLES
diff --git a/net/netfilter/Makefile b/net/netfilter/Makefile
index ee9c4de5f8ed..bffdad774da7 100644
--- a/net/netfilter/Makefile
+++ b/net/netfilter/Makefile
@@ -79,6 +79,7 @@ obj-$(CONFIG_NFT_LIMIT) += nft_limit.o
obj-$(CONFIG_NFT_NAT) += nft_nat.o
obj-$(CONFIG_NFT_QUEUE) += nft_queue.o
obj-$(CONFIG_NFT_REJECT) += nft_reject.o
+obj-$(CONFIG_NFT_REJECT_INET) += nft_reject_inet.o
obj-$(CONFIG_NFT_RBTREE) += nft_rbtree.o
obj-$(CONFIG_NFT_HASH) += nft_hash.o
obj-$(CONFIG_NFT_COUNTER) += nft_counter.o
diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c
index 59a1a85bcb3e..a8eb0a89326a 100644
--- a/net/netfilter/ipvs/ip_vs_conn.c
+++ b/net/netfilter/ipvs/ip_vs_conn.c
@@ -871,11 +871,11 @@ ip_vs_conn_new(const struct ip_vs_conn_param *p,
cp->protocol = p->protocol;
ip_vs_addr_set(p->af, &cp->caddr, p->caddr);
cp->cport = p->cport;
- ip_vs_addr_set(p->af, &cp->vaddr, p->vaddr);
- cp->vport = p->vport;
- /* proto should only be IPPROTO_IP if d_addr is a fwmark */
+ /* proto should only be IPPROTO_IP if p->vaddr is a fwmark */
ip_vs_addr_set(p->protocol == IPPROTO_IP ? AF_UNSPEC : p->af,
- &cp->daddr, daddr);
+ &cp->vaddr, p->vaddr);
+ cp->vport = p->vport;
+ ip_vs_addr_set(p->af, &cp->daddr, daddr);
cp->dport = dport;
cp->flags = flags;
cp->fwmark = fwmark;
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 8824ed0ccc9c..356bef519fe5 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -312,6 +312,21 @@ static void death_by_timeout(unsigned long ul_conntrack)
nf_ct_delete((struct nf_conn *)ul_conntrack, 0, 0);
}
+static inline bool
+nf_ct_key_equal(struct nf_conntrack_tuple_hash *h,
+ const struct nf_conntrack_tuple *tuple,
+ u16 zone)
+{
+ struct nf_conn *ct = nf_ct_tuplehash_to_ctrack(h);
+
+ /* A conntrack can be recreated with the equal tuple,
+ * so we need to check that the conntrack is confirmed
+ */
+ return nf_ct_tuple_equal(tuple, &h->tuple) &&
+ nf_ct_zone(ct) == zone &&
+ nf_ct_is_confirmed(ct);
+}
+
/*
* Warning :
* - Caller must take a reference on returned object
@@ -333,8 +348,7 @@ ____nf_conntrack_find(struct net *net, u16 zone,
local_bh_disable();
begin:
hlist_nulls_for_each_entry_rcu(h, n, &net->ct.hash[bucket], hnnode) {
- if (nf_ct_tuple_equal(tuple, &h->tuple) &&
- nf_ct_zone(nf_ct_tuplehash_to_ctrack(h)) == zone) {
+ if (nf_ct_key_equal(h, tuple, zone)) {
NF_CT_STAT_INC(net, found);
local_bh_enable();
return h;
@@ -372,8 +386,7 @@ begin:
!atomic_inc_not_zero(&ct->ct_general.use)))
h = NULL;
else {
- if (unlikely(!nf_ct_tuple_equal(tuple, &h->tuple) ||
- nf_ct_zone(ct) != zone)) {
+ if (unlikely(!nf_ct_key_equal(h, tuple, zone))) {
nf_ct_put(ct);
goto begin;
}
@@ -435,7 +448,9 @@ nf_conntrack_hash_check_insert(struct nf_conn *ct)
goto out;
add_timer(&ct->timeout);
- nf_conntrack_get(&ct->ct_general);
+ smp_wmb();
+ /* The caller holds a reference to this object */
+ atomic_set(&ct->ct_general.use, 2);
__nf_conntrack_hash_insert(ct, hash, repl_hash);
NF_CT_STAT_INC(net, insert);
spin_unlock_bh(&nf_conntrack_lock);
@@ -449,6 +464,21 @@ out:
}
EXPORT_SYMBOL_GPL(nf_conntrack_hash_check_insert);
+/* deletion from this larval template list happens via nf_ct_put() */
+void nf_conntrack_tmpl_insert(struct net *net, struct nf_conn *tmpl)
+{
+ __set_bit(IPS_TEMPLATE_BIT, &tmpl->status);
+ __set_bit(IPS_CONFIRMED_BIT, &tmpl->status);
+ nf_conntrack_get(&tmpl->ct_general);
+
+ spin_lock_bh(&nf_conntrack_lock);
+ /* Overload tuple linked list to put us in template list. */
+ hlist_nulls_add_head_rcu(&tmpl->tuplehash[IP_CT_DIR_ORIGINAL].hnnode,
+ &net->ct.tmpl);
+ spin_unlock_bh(&nf_conntrack_lock);
+}
+EXPORT_SYMBOL_GPL(nf_conntrack_tmpl_insert);
+
/* Confirm a connection given skb; places it in hash table */
int
__nf_conntrack_confirm(struct sk_buff *skb)
@@ -720,11 +750,10 @@ __nf_conntrack_alloc(struct net *net, u16 zone,
nf_ct_zone->id = zone;
}
#endif
- /*
- * changes to lookup keys must be done before setting refcnt to 1
+ /* Because we use RCU lookups, we set ct_general.use to zero before
+ * this is inserted in any list.
*/
- smp_wmb();
- atomic_set(&ct->ct_general.use, 1);
+ atomic_set(&ct->ct_general.use, 0);
return ct;
#ifdef CONFIG_NF_CONNTRACK_ZONES
@@ -748,6 +777,11 @@ void nf_conntrack_free(struct nf_conn *ct)
{
struct net *net = nf_ct_net(ct);
+ /* A freed object has refcnt == 0, that's
+ * the golden rule for SLAB_DESTROY_BY_RCU
+ */
+ NF_CT_ASSERT(atomic_read(&ct->ct_general.use) == 0);
+
nf_ct_ext_destroy(ct);
nf_ct_ext_free(ct);
kmem_cache_free(net->ct.nf_conntrack_cachep, ct);
@@ -843,6 +877,9 @@ init_conntrack(struct net *net, struct nf_conn *tmpl,
NF_CT_STAT_INC(net, new);
}
+ /* Now it is inserted into the unconfirmed list, bump refcount */
+ nf_conntrack_get(&ct->ct_general);
+
/* Overload tuple linked list to put us in unconfirmed list. */
hlist_nulls_add_head_rcu(&ct->tuplehash[IP_CT_DIR_ORIGINAL].hnnode,
&net->ct.unconfirmed);
diff --git a/net/netfilter/nf_synproxy_core.c b/net/netfilter/nf_synproxy_core.c
index 9858e3e51a3a..52e20c9a46a5 100644
--- a/net/netfilter/nf_synproxy_core.c
+++ b/net/netfilter/nf_synproxy_core.c
@@ -363,9 +363,8 @@ static int __net_init synproxy_net_init(struct net *net)
goto err2;
if (!nfct_synproxy_ext_add(ct))
goto err2;
- __set_bit(IPS_TEMPLATE_BIT, &ct->status);
- __set_bit(IPS_CONFIRMED_BIT, &ct->status);
+ nf_conntrack_tmpl_insert(net, ct);
snet->tmpl = ct;
snet->stats = alloc_percpu(struct synproxy_stats);
@@ -390,7 +389,7 @@ static void __net_exit synproxy_net_exit(struct net *net)
{
struct synproxy_net *snet = synproxy_pernet(net);
- nf_conntrack_free(snet->tmpl);
+ nf_ct_put(snet->tmpl);
synproxy_proc_exit(net);
free_percpu(snet->stats);
}
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 117bbaaddde6..adce01e8bb57 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -1008,10 +1008,8 @@ notify:
return 0;
}
-static void nf_tables_rcu_chain_destroy(struct rcu_head *head)
+static void nf_tables_chain_destroy(struct nft_chain *chain)
{
- struct nft_chain *chain = container_of(head, struct nft_chain, rcu_head);
-
BUG_ON(chain->use > 0);
if (chain->flags & NFT_BASE_CHAIN) {
@@ -1045,7 +1043,7 @@ static int nf_tables_delchain(struct sock *nlsk, struct sk_buff *skb,
if (IS_ERR(chain))
return PTR_ERR(chain);
- if (!list_empty(&chain->rules))
+ if (!list_empty(&chain->rules) || chain->use > 0)
return -EBUSY;
list_del(&chain->list);
@@ -1059,7 +1057,9 @@ static int nf_tables_delchain(struct sock *nlsk, struct sk_buff *skb,
family);
/* Make sure all rule references are gone before this is released */
- call_rcu(&chain->rcu_head, nf_tables_rcu_chain_destroy);
+ synchronize_rcu();
+
+ nf_tables_chain_destroy(chain);
return 0;
}
@@ -1114,35 +1114,45 @@ void nft_unregister_expr(struct nft_expr_type *type)
}
EXPORT_SYMBOL_GPL(nft_unregister_expr);
-static const struct nft_expr_type *__nft_expr_type_get(struct nlattr *nla)
+static const struct nft_expr_type *__nft_expr_type_get(u8 family,
+ struct nlattr *nla)
{
const struct nft_expr_type *type;
list_for_each_entry(type, &nf_tables_expressions, list) {
- if (!nla_strcmp(nla, type->name))
+ if (!nla_strcmp(nla, type->name) &&
+ (!type->family || type->family == family))
return type;
}
return NULL;
}
-static const struct nft_expr_type *nft_expr_type_get(struct nlattr *nla)
+static const struct nft_expr_type *nft_expr_type_get(u8 family,
+ struct nlattr *nla)
{
const struct nft_expr_type *type;
if (nla == NULL)
return ERR_PTR(-EINVAL);
- type = __nft_expr_type_get(nla);
+ type = __nft_expr_type_get(family, nla);
if (type != NULL && try_module_get(type->owner))
return type;
#ifdef CONFIG_MODULES
if (type == NULL) {
nfnl_unlock(NFNL_SUBSYS_NFTABLES);
+ request_module("nft-expr-%u-%.*s", family,
+ nla_len(nla), (char *)nla_data(nla));
+ nfnl_lock(NFNL_SUBSYS_NFTABLES);
+ if (__nft_expr_type_get(family, nla))
+ return ERR_PTR(-EAGAIN);
+
+ nfnl_unlock(NFNL_SUBSYS_NFTABLES);
request_module("nft-expr-%.*s",
nla_len(nla), (char *)nla_data(nla));
nfnl_lock(NFNL_SUBSYS_NFTABLES);
- if (__nft_expr_type_get(nla))
+ if (__nft_expr_type_get(family, nla))
return ERR_PTR(-EAGAIN);
}
#endif
@@ -1193,7 +1203,7 @@ static int nf_tables_expr_parse(const struct nft_ctx *ctx,
if (err < 0)
return err;
- type = nft_expr_type_get(tb[NFTA_EXPR_NAME]);
+ type = nft_expr_type_get(ctx->afi->family, tb[NFTA_EXPR_NAME]);
if (IS_ERR(type))
return PTR_ERR(type);
@@ -1521,9 +1531,8 @@ err:
return err;
}
-static void nf_tables_rcu_rule_destroy(struct rcu_head *head)
+static void nf_tables_rule_destroy(struct nft_rule *rule)
{
- struct nft_rule *rule = container_of(head, struct nft_rule, rcu_head);
struct nft_expr *expr;
/*
@@ -1538,11 +1547,6 @@ static void nf_tables_rcu_rule_destroy(struct rcu_head *head)
kfree(rule);
}
-static void nf_tables_rule_destroy(struct nft_rule *rule)
-{
- call_rcu(&rule->rcu_head, nf_tables_rcu_rule_destroy);
-}
-
#define NFT_RULE_MAXEXPRS 128
static struct nft_expr_info *info;
@@ -1809,9 +1813,6 @@ static int nf_tables_commit(struct sk_buff *skb)
synchronize_rcu();
list_for_each_entry_safe(rupd, tmp, &net->nft.commit_list, list) {
- /* Delete this rule from the dirty list */
- list_del(&rupd->list);
-
/* This rule was inactive in the past and just became active.
* Clear the next bit of the genmask since its meaning has
* changed, now it is the future.
@@ -1822,6 +1823,7 @@ static int nf_tables_commit(struct sk_buff *skb)
rupd->chain, rupd->rule,
NFT_MSG_NEWRULE, 0,
rupd->family);
+ list_del(&rupd->list);
kfree(rupd);
continue;
}
@@ -1831,7 +1833,15 @@ static int nf_tables_commit(struct sk_buff *skb)
nf_tables_rule_notify(skb, rupd->nlh, rupd->table, rupd->chain,
rupd->rule, NFT_MSG_DELRULE, 0,
rupd->family);
+ }
+
+ /* Make sure we don't see any packet traversing old rules */
+ synchronize_rcu();
+
+ /* Now we can safely release unused old rules */
+ list_for_each_entry_safe(rupd, tmp, &net->nft.commit_list, list) {
nf_tables_rule_destroy(rupd->rule);
+ list_del(&rupd->list);
kfree(rupd);
}
@@ -1844,20 +1854,26 @@ static int nf_tables_abort(struct sk_buff *skb)
struct nft_rule_trans *rupd, *tmp;
list_for_each_entry_safe(rupd, tmp, &net->nft.commit_list, list) {
- /* Delete all rules from the dirty list */
- list_del(&rupd->list);
-
if (!nft_rule_is_active_next(net, rupd->rule)) {
nft_rule_clear(net, rupd->rule);
+ list_del(&rupd->list);
kfree(rupd);
continue;
}
/* This rule is inactive, get rid of it */
list_del_rcu(&rupd->rule->list);
+ }
+
+ /* Make sure we don't see any packet accessing aborted rules */
+ synchronize_rcu();
+
+ list_for_each_entry_safe(rupd, tmp, &net->nft.commit_list, list) {
nf_tables_rule_destroy(rupd->rule);
+ list_del(&rupd->list);
kfree(rupd);
}
+
return 0;
}
@@ -1943,6 +1959,9 @@ static int nft_ctx_init_from_setattr(struct nft_ctx *ctx,
}
if (nla[NFTA_SET_TABLE] != NULL) {
+ if (afi == NULL)
+ return -EAFNOSUPPORT;
+
table = nf_tables_table_lookup(afi, nla[NFTA_SET_TABLE]);
if (IS_ERR(table))
return PTR_ERR(table);
@@ -1989,13 +2008,13 @@ static int nf_tables_set_alloc_name(struct nft_ctx *ctx, struct nft_set *set,
if (!sscanf(i->name, name, &tmp))
continue;
- if (tmp < 0 || tmp > BITS_PER_LONG * PAGE_SIZE)
+ if (tmp < 0 || tmp >= BITS_PER_BYTE * PAGE_SIZE)
continue;
set_bit(tmp, inuse);
}
- n = find_first_zero_bit(inuse, BITS_PER_LONG * PAGE_SIZE);
+ n = find_first_zero_bit(inuse, BITS_PER_BYTE * PAGE_SIZE);
free_page((unsigned long)inuse);
}
@@ -2428,6 +2447,8 @@ static int nf_tables_delset(struct sock *nlsk, struct sk_buff *skb,
struct nft_ctx ctx;
int err;
+ if (nfmsg->nfgen_family == NFPROTO_UNSPEC)
+ return -EAFNOSUPPORT;
if (nla[NFTA_SET_TABLE] == NULL)
return -EINVAL;
@@ -2435,9 +2456,6 @@ static int nf_tables_delset(struct sock *nlsk, struct sk_buff *skb,
if (err < 0)
return err;
- if (nfmsg->nfgen_family == NFPROTO_UNSPEC)
- return -EAFNOSUPPORT;
-
set = nf_tables_set_lookup(ctx.table, nla[NFTA_SET_NAME]);
if (IS_ERR(set))
return PTR_ERR(set);
@@ -2723,6 +2741,9 @@ static int nft_add_set_elem(const struct nft_ctx *ctx, struct nft_set *set,
if (nla[NFTA_SET_ELEM_DATA] == NULL &&
!(elem.flags & NFT_SET_ELEM_INTERVAL_END))
return -EINVAL;
+ if (nla[NFTA_SET_ELEM_DATA] != NULL &&
+ elem.flags & NFT_SET_ELEM_INTERVAL_END)
+ return -EINVAL;
} else {
if (nla[NFTA_SET_ELEM_DATA] != NULL)
return -EINVAL;
@@ -2977,6 +2998,9 @@ static int nf_tables_loop_check_setelem(const struct nft_ctx *ctx,
const struct nft_set_iter *iter,
const struct nft_set_elem *elem)
{
+ if (elem->flags & NFT_SET_ELEM_INTERVAL_END)
+ return 0;
+
switch (elem->data.verdict) {
case NFT_JUMP:
case NFT_GOTO:
diff --git a/net/netfilter/nf_tables_core.c b/net/netfilter/nf_tables_core.c
index 0d879fcb8763..90998a6ff8b9 100644
--- a/net/netfilter/nf_tables_core.c
+++ b/net/netfilter/nf_tables_core.c
@@ -103,9 +103,9 @@ static struct nf_loginfo trace_loginfo = {
},
};
-static inline void nft_trace_packet(const struct nft_pktinfo *pkt,
- const struct nft_chain *chain,
- int rulenum, enum nft_trace type)
+static void nft_trace_packet(const struct nft_pktinfo *pkt,
+ const struct nft_chain *chain,
+ int rulenum, enum nft_trace type)
{
struct net *net = dev_net(pkt->in ? pkt->in : pkt->out);
diff --git a/net/netfilter/nft_ct.c b/net/netfilter/nft_ct.c
index 917052e20602..46e275403838 100644
--- a/net/netfilter/nft_ct.c
+++ b/net/netfilter/nft_ct.c
@@ -226,6 +226,7 @@ static int nft_ct_init_validate_get(const struct nft_expr *expr,
if (tb[NFTA_CT_DIRECTION] != NULL)
return -EINVAL;
break;
+ case NFT_CT_L3PROTOCOL:
case NFT_CT_PROTOCOL:
case NFT_CT_SRC:
case NFT_CT_DST:
@@ -311,8 +312,19 @@ static int nft_ct_get_dump(struct sk_buff *skb, const struct nft_expr *expr)
goto nla_put_failure;
if (nla_put_be32(skb, NFTA_CT_KEY, htonl(priv->key)))
goto nla_put_failure;
- if (nla_put_u8(skb, NFTA_CT_DIRECTION, priv->dir))
- goto nla_put_failure;
+
+ switch (priv->key) {
+ case NFT_CT_PROTOCOL:
+ case NFT_CT_SRC:
+ case NFT_CT_DST:
+ case NFT_CT_PROTO_SRC:
+ case NFT_CT_PROTO_DST:
+ if (nla_put_u8(skb, NFTA_CT_DIRECTION, priv->dir))
+ goto nla_put_failure;
+ default:
+ break;
+ }
+
return 0;
nla_put_failure:
diff --git a/net/netfilter/nft_log.c b/net/netfilter/nft_log.c
index 5af790123ad8..26c5154e05f3 100644
--- a/net/netfilter/nft_log.c
+++ b/net/netfilter/nft_log.c
@@ -23,7 +23,6 @@ static const char *nft_log_null_prefix = "";
struct nft_log {
struct nf_loginfo loginfo;
char *prefix;
- int family;
};
static void nft_log_eval(const struct nft_expr *expr,
@@ -33,7 +32,7 @@ static void nft_log_eval(const struct nft_expr *expr,
const struct nft_log *priv = nft_expr_priv(expr);
struct net *net = dev_net(pkt->in ? pkt->in : pkt->out);
- nf_log_packet(net, priv->family, pkt->ops->hooknum, pkt->skb, pkt->in,
+ nf_log_packet(net, pkt->ops->pf, pkt->ops->hooknum, pkt->skb, pkt->in,
pkt->out, &priv->loginfo, "%s", priv->prefix);
}
@@ -52,8 +51,6 @@ static int nft_log_init(const struct nft_ctx *ctx,
struct nf_loginfo *li = &priv->loginfo;
const struct nlattr *nla;
- priv->family = ctx->afi->family;
-
nla = tb[NFTA_LOG_PREFIX];
if (nla != NULL) {
priv->prefix = kmalloc(nla_len(nla) + 1, GFP_KERNEL);
diff --git a/net/netfilter/nft_lookup.c b/net/netfilter/nft_lookup.c
index 8a6116b75b5a..bb4ef4cccb6e 100644
--- a/net/netfilter/nft_lookup.c
+++ b/net/netfilter/nft_lookup.c
@@ -16,6 +16,7 @@
#include <linux/netfilter.h>
#include <linux/netfilter/nf_tables.h>
#include <net/netfilter/nf_tables.h>
+#include <net/netfilter/nf_tables_core.h>
struct nft_lookup {
struct nft_set *set;
diff --git a/net/netfilter/nft_queue.c b/net/netfilter/nft_queue.c
index cbea473d69e9..e8ae2f6bf232 100644
--- a/net/netfilter/nft_queue.c
+++ b/net/netfilter/nft_queue.c
@@ -25,7 +25,6 @@ struct nft_queue {
u16 queuenum;
u16 queues_total;
u16 flags;
- u8 family;
};
static void nft_queue_eval(const struct nft_expr *expr,
@@ -43,7 +42,7 @@ static void nft_queue_eval(const struct nft_expr *expr,
queue = priv->queuenum + cpu % priv->queues_total;
} else {
queue = nfqueue_hash(pkt->skb, queue,
- priv->queues_total, priv->family,
+ priv->queues_total, pkt->ops->pf,
jhash_initval);
}
}
@@ -71,7 +70,6 @@ static int nft_queue_init(const struct nft_ctx *ctx,
return -EINVAL;
init_hashrandom(&jhash_initval);
- priv->family = ctx->afi->family;
priv->queuenum = ntohs(nla_get_be16(tb[NFTA_QUEUE_NUM]));
if (tb[NFTA_QUEUE_TOTAL] != NULL)
diff --git a/net/netfilter/nft_rbtree.c b/net/netfilter/nft_rbtree.c
index ca0c1b231bfe..e21d69d13506 100644
--- a/net/netfilter/nft_rbtree.c
+++ b/net/netfilter/nft_rbtree.c
@@ -69,8 +69,10 @@ static void nft_rbtree_elem_destroy(const struct nft_set *set,
struct nft_rbtree_elem *rbe)
{
nft_data_uninit(&rbe->key, NFT_DATA_VALUE);
- if (set->flags & NFT_SET_MAP)
+ if (set->flags & NFT_SET_MAP &&
+ !(rbe->flags & NFT_SET_ELEM_INTERVAL_END))
nft_data_uninit(rbe->data, set->dtype);
+
kfree(rbe);
}
@@ -108,7 +110,8 @@ static int nft_rbtree_insert(const struct nft_set *set,
int err;
size = sizeof(*rbe);
- if (set->flags & NFT_SET_MAP)
+ if (set->flags & NFT_SET_MAP &&
+ !(elem->flags & NFT_SET_ELEM_INTERVAL_END))
size += sizeof(rbe->data[0]);
rbe = kzalloc(size, GFP_KERNEL);
@@ -117,7 +120,8 @@ static int nft_rbtree_insert(const struct nft_set *set,
rbe->flags = elem->flags;
nft_data_copy(&rbe->key, &elem->key);
- if (set->flags & NFT_SET_MAP)
+ if (set->flags & NFT_SET_MAP &&
+ !(rbe->flags & NFT_SET_ELEM_INTERVAL_END))
nft_data_copy(rbe->data, &elem->data);
err = __nft_rbtree_insert(set, rbe);
@@ -153,7 +157,8 @@ static int nft_rbtree_get(const struct nft_set *set, struct nft_set_elem *elem)
parent = parent->rb_right;
else {
elem->cookie = rbe;
- if (set->flags & NFT_SET_MAP)
+ if (set->flags & NFT_SET_MAP &&
+ !(rbe->flags & NFT_SET_ELEM_INTERVAL_END))
nft_data_copy(&elem->data, rbe->data);
elem->flags = rbe->flags;
return 0;
@@ -177,7 +182,8 @@ static void nft_rbtree_walk(const struct nft_ctx *ctx,
rbe = rb_entry(node, struct nft_rbtree_elem, node);
nft_data_copy(&elem.key, &rbe->key);
- if (set->flags & NFT_SET_MAP)
+ if (set->flags & NFT_SET_MAP &&
+ !(rbe->flags & NFT_SET_ELEM_INTERVAL_END))
nft_data_copy(&elem.data, rbe->data);
elem.flags = rbe->flags;
diff --git a/net/netfilter/nft_reject.c b/net/netfilter/nft_reject.c
index 5e204711d704..f3448c296446 100644
--- a/net/netfilter/nft_reject.c
+++ b/net/netfilter/nft_reject.c
@@ -16,65 +16,23 @@
#include <linux/netfilter.h>
#include <linux/netfilter/nf_tables.h>
#include <net/netfilter/nf_tables.h>
-#include <net/icmp.h>
-#include <net/netfilter/ipv4/nf_reject.h>
+#include <net/netfilter/nft_reject.h>
-#if IS_ENABLED(CONFIG_NF_TABLES_IPV6)
-#include <net/netfilter/ipv6/nf_reject.h>
-#endif
-
-struct nft_reject {
- enum nft_reject_types type:8;
- u8 icmp_code;
- u8 family;
-};
-
-static void nft_reject_eval(const struct nft_expr *expr,
- struct nft_data data[NFT_REG_MAX + 1],
- const struct nft_pktinfo *pkt)
-{
- struct nft_reject *priv = nft_expr_priv(expr);
-#if IS_ENABLED(CONFIG_NF_TABLES_IPV6)
- struct net *net = dev_net((pkt->in != NULL) ? pkt->in : pkt->out);
-#endif
- switch (priv->type) {
- case NFT_REJECT_ICMP_UNREACH:
- if (priv->family == NFPROTO_IPV4)
- nf_send_unreach(pkt->skb, priv->icmp_code);
-#if IS_ENABLED(CONFIG_NF_TABLES_IPV6)
- else if (priv->family == NFPROTO_IPV6)
- nf_send_unreach6(net, pkt->skb, priv->icmp_code,
- pkt->ops->hooknum);
-#endif
- break;
- case NFT_REJECT_TCP_RST:
- if (priv->family == NFPROTO_IPV4)
- nf_send_reset(pkt->skb, pkt->ops->hooknum);
-#if IS_ENABLED(CONFIG_NF_TABLES_IPV6)
- else if (priv->family == NFPROTO_IPV6)
- nf_send_reset6(net, pkt->skb, pkt->ops->hooknum);
-#endif
- break;
- }
-
- data[NFT_REG_VERDICT].verdict = NF_DROP;
-}
-
-static const struct nla_policy nft_reject_policy[NFTA_REJECT_MAX + 1] = {
+const struct nla_policy nft_reject_policy[NFTA_REJECT_MAX + 1] = {
[NFTA_REJECT_TYPE] = { .type = NLA_U32 },
[NFTA_REJECT_ICMP_CODE] = { .type = NLA_U8 },
};
+EXPORT_SYMBOL_GPL(nft_reject_policy);
-static int nft_reject_init(const struct nft_ctx *ctx,
- const struct nft_expr *expr,
- const struct nlattr * const tb[])
+int nft_reject_init(const struct nft_ctx *ctx,
+ const struct nft_expr *expr,
+ const struct nlattr * const tb[])
{
struct nft_reject *priv = nft_expr_priv(expr);
if (tb[NFTA_REJECT_TYPE] == NULL)
return -EINVAL;
- priv->family = ctx->afi->family;
priv->type = ntohl(nla_get_be32(tb[NFTA_REJECT_TYPE]));
switch (priv->type) {
case NFT_REJECT_ICMP_UNREACH:
@@ -89,8 +47,9 @@ static int nft_reject_init(const struct nft_ctx *ctx,
return 0;
}
+EXPORT_SYMBOL_GPL(nft_reject_init);
-static int nft_reject_dump(struct sk_buff *skb, const struct nft_expr *expr)
+int nft_reject_dump(struct sk_buff *skb, const struct nft_expr *expr)
{
const struct nft_reject *priv = nft_expr_priv(expr);
@@ -109,37 +68,7 @@ static int nft_reject_dump(struct sk_buff *skb, const struct nft_expr *expr)
nla_put_failure:
return -1;
}
-
-static struct nft_expr_type nft_reject_type;
-static const struct nft_expr_ops nft_reject_ops = {
- .type = &nft_reject_type,
- .size = NFT_EXPR_SIZE(sizeof(struct nft_reject)),
- .eval = nft_reject_eval,
- .init = nft_reject_init,
- .dump = nft_reject_dump,
-};
-
-static struct nft_expr_type nft_reject_type __read_mostly = {
- .name = "reject",
- .ops = &nft_reject_ops,
- .policy = nft_reject_policy,
- .maxattr = NFTA_REJECT_MAX,
- .owner = THIS_MODULE,
-};
-
-static int __init nft_reject_module_init(void)
-{
- return nft_register_expr(&nft_reject_type);
-}
-
-static void __exit nft_reject_module_exit(void)
-{
- nft_unregister_expr(&nft_reject_type);
-}
-
-module_init(nft_reject_module_init);
-module_exit(nft_reject_module_exit);
+EXPORT_SYMBOL_GPL(nft_reject_dump);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>");
-MODULE_ALIAS_NFT_EXPR("reject");
diff --git a/net/netfilter/nft_reject_inet.c b/net/netfilter/nft_reject_inet.c
new file mode 100644
index 000000000000..8a310f239c93
--- /dev/null
+++ b/net/netfilter/nft_reject_inet.c
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2014 Patrick McHardy <kaber@trash.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/netlink.h>
+#include <linux/netfilter.h>
+#include <linux/netfilter/nf_tables.h>
+#include <net/netfilter/nf_tables.h>
+#include <net/netfilter/nft_reject.h>
+
+static void nft_reject_inet_eval(const struct nft_expr *expr,
+ struct nft_data data[NFT_REG_MAX + 1],
+ const struct nft_pktinfo *pkt)
+{
+ switch (pkt->ops->pf) {
+ case NFPROTO_IPV4:
+ nft_reject_ipv4_eval(expr, data, pkt);
+ case NFPROTO_IPV6:
+ nft_reject_ipv6_eval(expr, data, pkt);
+ }
+}
+
+static struct nft_expr_type nft_reject_inet_type;
+static const struct nft_expr_ops nft_reject_inet_ops = {
+ .type = &nft_reject_inet_type,
+ .size = NFT_EXPR_SIZE(sizeof(struct nft_reject)),
+ .eval = nft_reject_inet_eval,
+ .init = nft_reject_init,
+ .dump = nft_reject_dump,
+};
+
+static struct nft_expr_type nft_reject_inet_type __read_mostly = {
+ .family = NFPROTO_INET,
+ .name = "reject",
+ .ops = &nft_reject_inet_ops,
+ .policy = nft_reject_policy,
+ .maxattr = NFTA_REJECT_MAX,
+ .owner = THIS_MODULE,
+};
+
+static int __init nft_reject_inet_module_init(void)
+{
+ return nft_register_expr(&nft_reject_inet_type);
+}
+
+static void __exit nft_reject_inet_module_exit(void)
+{
+ nft_unregister_expr(&nft_reject_inet_type);
+}
+
+module_init(nft_reject_inet_module_init);
+module_exit(nft_reject_inet_module_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>");
+MODULE_ALIAS_NFT_AF_EXPR(1, "reject");
diff --git a/net/netfilter/xt_CT.c b/net/netfilter/xt_CT.c
index 5929be622c5c..75747aecdebe 100644
--- a/net/netfilter/xt_CT.c
+++ b/net/netfilter/xt_CT.c
@@ -228,12 +228,7 @@ static int xt_ct_tg_check(const struct xt_tgchk_param *par,
goto err3;
}
- __set_bit(IPS_TEMPLATE_BIT, &ct->status);
- __set_bit(IPS_CONFIRMED_BIT, &ct->status);
-
- /* Overload tuple linked list to put us in template list. */
- hlist_nulls_add_head_rcu(&ct->tuplehash[IP_CT_DIR_ORIGINAL].hnnode,
- &par->net->ct.tmpl);
+ nf_conntrack_tmpl_insert(par->net, ct);
out:
info->ct = ct;
return 0;
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index df4692826ead..e9a48baf8551 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -55,6 +55,7 @@
#include "datapath.h"
#include "flow.h"
+#include "flow_table.h"
#include "flow_netlink.h"
#include "vport-internal_dev.h"
#include "vport-netdev.h"
@@ -160,7 +161,6 @@ static void destroy_dp_rcu(struct rcu_head *rcu)
{
struct datapath *dp = container_of(rcu, struct datapath, rcu);
- ovs_flow_tbl_destroy(&dp->table);
free_percpu(dp->stats_percpu);
release_net(ovs_dp_get_net(dp));
kfree(dp->ports);
@@ -466,6 +466,14 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb,
skb_zerocopy(user_skb, skb, skb->len, hlen);
+ /* Pad OVS_PACKET_ATTR_PACKET if linear copy was performed */
+ if (!(dp->user_features & OVS_DP_F_UNALIGNED)) {
+ size_t plen = NLA_ALIGN(user_skb->len) - user_skb->len;
+
+ if (plen > 0)
+ memset(skb_put(user_skb, plen), 0, plen);
+ }
+
((struct nlmsghdr *) user_skb->data)->nlmsg_len = user_skb->len;
err = genlmsg_unicast(ovs_dp_get_net(dp), user_skb, upcall_info->portid);
@@ -852,11 +860,8 @@ static int ovs_flow_cmd_new_or_set(struct sk_buff *skb, struct genl_info *info)
goto err_unlock_ovs;
/* The unmasked key has to be the same for flow updates. */
- error = -EINVAL;
- if (!ovs_flow_cmp_unmasked_key(flow, &match)) {
- OVS_NLERR("Flow modification message rejected, unmasked key does not match.\n");
+ if (!ovs_flow_cmp_unmasked_key(flow, &match))
goto err_unlock_ovs;
- }
/* Update actions. */
old_acts = ovsl_dereference(flow->sf_acts);
@@ -1079,6 +1084,7 @@ static size_t ovs_dp_cmd_msg_size(void)
msgsize += nla_total_size(IFNAMSIZ);
msgsize += nla_total_size(sizeof(struct ovs_dp_stats));
msgsize += nla_total_size(sizeof(struct ovs_dp_megaflow_stats));
+ msgsize += nla_total_size(sizeof(u32)); /* OVS_DP_ATTR_USER_FEATURES */
return msgsize;
}
@@ -1279,7 +1285,7 @@ err_destroy_ports_array:
err_destroy_percpu:
free_percpu(dp->stats_percpu);
err_destroy_table:
- ovs_flow_tbl_destroy(&dp->table);
+ ovs_flow_tbl_destroy(&dp->table, false);
err_free_dp:
release_net(ovs_dp_get_net(dp));
kfree(dp);
@@ -1306,10 +1312,13 @@ static void __dp_destroy(struct datapath *dp)
list_del_rcu(&dp->list_node);
/* OVSP_LOCAL is datapath internal port. We need to make sure that
- * all port in datapath are destroyed first before freeing datapath.
+ * all ports in datapath are destroyed first before freeing datapath.
*/
ovs_dp_detach_port(ovs_vport_ovsl(dp, OVSP_LOCAL));
+ /* RCU destroy the flow table */
+ ovs_flow_tbl_destroy(&dp->table, true);
+
call_rcu(&dp->rcu, destroy_dp_rcu);
}
diff --git a/net/openvswitch/flow_table.c b/net/openvswitch/flow_table.c
index c58a0fe3c889..3c268b3d71c3 100644
--- a/net/openvswitch/flow_table.c
+++ b/net/openvswitch/flow_table.c
@@ -153,29 +153,29 @@ static void rcu_free_flow_callback(struct rcu_head *rcu)
flow_free(flow);
}
-static void flow_mask_del_ref(struct sw_flow_mask *mask, bool deferred)
-{
- if (!mask)
- return;
-
- BUG_ON(!mask->ref_count);
- mask->ref_count--;
-
- if (!mask->ref_count) {
- list_del_rcu(&mask->list);
- if (deferred)
- kfree_rcu(mask, rcu);
- else
- kfree(mask);
- }
-}
-
void ovs_flow_free(struct sw_flow *flow, bool deferred)
{
if (!flow)
return;
- flow_mask_del_ref(flow->mask, deferred);
+ if (flow->mask) {
+ struct sw_flow_mask *mask = flow->mask;
+
+ /* ovs-lock is required to protect mask-refcount and
+ * mask list.
+ */
+ ASSERT_OVSL();
+ BUG_ON(!mask->ref_count);
+ mask->ref_count--;
+
+ if (!mask->ref_count) {
+ list_del_rcu(&mask->list);
+ if (deferred)
+ kfree_rcu(mask, rcu);
+ else
+ kfree(mask);
+ }
+ }
if (deferred)
call_rcu(&flow->rcu, rcu_free_flow_callback);
@@ -188,26 +188,9 @@ static void free_buckets(struct flex_array *buckets)
flex_array_free(buckets);
}
+
static void __table_instance_destroy(struct table_instance *ti)
{
- int i;
-
- if (ti->keep_flows)
- goto skip_flows;
-
- for (i = 0; i < ti->n_buckets; i++) {
- struct sw_flow *flow;
- struct hlist_head *head = flex_array_get(ti->buckets, i);
- struct hlist_node *n;
- int ver = ti->node_ver;
-
- hlist_for_each_entry_safe(flow, n, head, hash_node[ver]) {
- hlist_del(&flow->hash_node[ver]);
- ovs_flow_free(flow, false);
- }
- }
-
-skip_flows:
free_buckets(ti->buckets);
kfree(ti);
}
@@ -258,20 +241,38 @@ static void flow_tbl_destroy_rcu_cb(struct rcu_head *rcu)
static void table_instance_destroy(struct table_instance *ti, bool deferred)
{
+ int i;
+
if (!ti)
return;
+ if (ti->keep_flows)
+ goto skip_flows;
+
+ for (i = 0; i < ti->n_buckets; i++) {
+ struct sw_flow *flow;
+ struct hlist_head *head = flex_array_get(ti->buckets, i);
+ struct hlist_node *n;
+ int ver = ti->node_ver;
+
+ hlist_for_each_entry_safe(flow, n, head, hash_node[ver]) {
+ hlist_del_rcu(&flow->hash_node[ver]);
+ ovs_flow_free(flow, deferred);
+ }
+ }
+
+skip_flows:
if (deferred)
call_rcu(&ti->rcu, flow_tbl_destroy_rcu_cb);
else
__table_instance_destroy(ti);
}
-void ovs_flow_tbl_destroy(struct flow_table *table)
+void ovs_flow_tbl_destroy(struct flow_table *table, bool deferred)
{
struct table_instance *ti = ovsl_dereference(table->ti);
- table_instance_destroy(ti, false);
+ table_instance_destroy(ti, deferred);
}
struct sw_flow *ovs_flow_tbl_dump_next(struct table_instance *ti,
@@ -504,16 +505,11 @@ static struct sw_flow_mask *mask_alloc(void)
mask = kmalloc(sizeof(*mask), GFP_KERNEL);
if (mask)
- mask->ref_count = 0;
+ mask->ref_count = 1;
return mask;
}
-static void mask_add_ref(struct sw_flow_mask *mask)
-{
- mask->ref_count++;
-}
-
static bool mask_equal(const struct sw_flow_mask *a,
const struct sw_flow_mask *b)
{
@@ -554,9 +550,11 @@ static int flow_mask_insert(struct flow_table *tbl, struct sw_flow *flow,
mask->key = new->key;
mask->range = new->range;
list_add_rcu(&mask->list, &tbl->mask_list);
+ } else {
+ BUG_ON(!mask->ref_count);
+ mask->ref_count++;
}
- mask_add_ref(mask);
flow->mask = mask;
return 0;
}
diff --git a/net/openvswitch/flow_table.h b/net/openvswitch/flow_table.h
index 1996e34c0fd8..baaeb101924d 100644
--- a/net/openvswitch/flow_table.h
+++ b/net/openvswitch/flow_table.h
@@ -60,7 +60,7 @@ void ovs_flow_free(struct sw_flow *, bool deferred);
int ovs_flow_tbl_init(struct flow_table *);
int ovs_flow_tbl_count(struct flow_table *table);
-void ovs_flow_tbl_destroy(struct flow_table *table);
+void ovs_flow_tbl_destroy(struct flow_table *table, bool deferred);
int ovs_flow_tbl_flush(struct flow_table *flow_table);
int ovs_flow_tbl_insert(struct flow_table *table, struct sw_flow *flow,
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 0f6259a6a932..2b1738ef9394 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -662,6 +662,8 @@ static struct sock *sctp_v6_create_accept_sk(struct sock *sk,
*/
sctp_v6_to_sk_daddr(&asoc->peer.primary_addr, newsk);
+ newsk->sk_v6_rcv_saddr = sk->sk_v6_rcv_saddr;
+
sk_refcnt_debug_inc(newsk);
if (newsk->sk_prot->init(newsk)) {
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 80a6640f329b..06c6ff0cb911 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -571,7 +571,7 @@ static void svc_check_conn_limits(struct svc_serv *serv)
}
}
-int svc_alloc_arg(struct svc_rqst *rqstp)
+static int svc_alloc_arg(struct svc_rqst *rqstp)
{
struct svc_serv *serv = rqstp->rq_server;
struct xdr_buf *arg;
@@ -612,7 +612,7 @@ int svc_alloc_arg(struct svc_rqst *rqstp)
return 0;
}
-struct svc_xprt *svc_get_next_xprt(struct svc_rqst *rqstp, long timeout)
+static struct svc_xprt *svc_get_next_xprt(struct svc_rqst *rqstp, long timeout)
{
struct svc_xprt *xprt;
struct svc_pool *pool = rqstp->rq_pool;
@@ -691,7 +691,7 @@ struct svc_xprt *svc_get_next_xprt(struct svc_rqst *rqstp, long timeout)
return xprt;
}
-void svc_add_new_temp_xprt(struct svc_serv *serv, struct svc_xprt *newxpt)
+static void svc_add_new_temp_xprt(struct svc_serv *serv, struct svc_xprt *newxpt)
{
spin_lock_bh(&serv->sv_lock);
set_bit(XPT_TEMP, &newxpt->xpt_flags);
diff --git a/net/wireless/core.c b/net/wireless/core.c
index d89dee2259b5..010892b81a06 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -203,8 +203,11 @@ void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev,
rdev->opencount--;
- WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev &&
- !rdev->scan_req->notified);
+ if (rdev->scan_req && rdev->scan_req->wdev == wdev) {
+ if (WARN_ON(!rdev->scan_req->notified))
+ rdev->scan_req->aborted = true;
+ ___cfg80211_scan_done(rdev, false);
+ }
}
static int cfg80211_rfkill_set_block(void *data, bool blocked)
@@ -440,9 +443,6 @@ int wiphy_register(struct wiphy *wiphy)
int i;
u16 ifmodes = wiphy->interface_modes;
- /* support for 5/10 MHz is broken due to nl80211 API mess - disable */
- wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_5_10_MHZ;
-
/*
* There are major locking problems in nl80211/mac80211 for CSA,
* disable for all drivers until this has been reworked.
@@ -859,8 +859,11 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb,
break;
case NETDEV_DOWN:
cfg80211_update_iface_num(rdev, wdev->iftype, -1);
- WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev &&
- !rdev->scan_req->notified);
+ if (rdev->scan_req && rdev->scan_req->wdev == wdev) {
+ if (WARN_ON(!rdev->scan_req->notified))
+ rdev->scan_req->aborted = true;
+ ___cfg80211_scan_done(rdev, false);
+ }
if (WARN_ON(rdev->sched_scan_req &&
rdev->sched_scan_req->dev == wdev->netdev)) {
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 37ec16d7bb1a..f1d193b557b6 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -62,6 +62,7 @@ struct cfg80211_registered_device {
struct rb_root bss_tree;
u32 bss_generation;
struct cfg80211_scan_request *scan_req; /* protected by RTNL */
+ struct sk_buff *scan_msg;
struct cfg80211_sched_scan_request *sched_scan_req;
unsigned long suspend_at;
struct work_struct scan_done_wk;
@@ -361,7 +362,8 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
struct key_params *params, int key_idx,
bool pairwise, const u8 *mac_addr);
void __cfg80211_scan_done(struct work_struct *wk);
-void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev);
+void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev,
+ bool send_message);
void __cfg80211_sched_scan_results(struct work_struct *wk);
int __cfg80211_stop_sched_scan(struct cfg80211_registered_device *rdev,
bool driver_initiated);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 7a742594916e..4fe2e6e2bc76 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1719,9 +1719,10 @@ static int nl80211_dump_wiphy(struct sk_buff *skb, struct netlink_callback *cb)
* We can then retry with the larger buffer.
*/
if ((ret == -ENOBUFS || ret == -EMSGSIZE) &&
- !skb->len &&
+ !skb->len && !state->split &&
cb->min_dump_alloc < 4096) {
cb->min_dump_alloc = 4096;
+ state->split_start = 0;
rtnl_unlock();
return 1;
}
@@ -5244,7 +5245,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
if (!rdev->ops->scan)
return -EOPNOTSUPP;
- if (rdev->scan_req) {
+ if (rdev->scan_req || rdev->scan_msg) {
err = -EBUSY;
goto unlock;
}
@@ -10011,40 +10012,31 @@ void nl80211_send_scan_start(struct cfg80211_registered_device *rdev,
NL80211_MCGRP_SCAN, GFP_KERNEL);
}
-void nl80211_send_scan_done(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev)
+struct sk_buff *nl80211_build_scan_msg(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev, bool aborted)
{
struct sk_buff *msg;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
- return;
+ return NULL;
if (nl80211_send_scan_msg(msg, rdev, wdev, 0, 0, 0,
- NL80211_CMD_NEW_SCAN_RESULTS) < 0) {
+ aborted ? NL80211_CMD_SCAN_ABORTED :
+ NL80211_CMD_NEW_SCAN_RESULTS) < 0) {
nlmsg_free(msg);
- return;
+ return NULL;
}
- genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
- NL80211_MCGRP_SCAN, GFP_KERNEL);
+ return msg;
}
-void nl80211_send_scan_aborted(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev)
+void nl80211_send_scan_result(struct cfg80211_registered_device *rdev,
+ struct sk_buff *msg)
{
- struct sk_buff *msg;
-
- msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return;
- if (nl80211_send_scan_msg(msg, rdev, wdev, 0, 0, 0,
- NL80211_CMD_SCAN_ABORTED) < 0) {
- nlmsg_free(msg);
- return;
- }
-
genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
NL80211_MCGRP_SCAN, GFP_KERNEL);
}
diff --git a/net/wireless/nl80211.h b/net/wireless/nl80211.h
index b1b231324e10..75799746d845 100644
--- a/net/wireless/nl80211.h
+++ b/net/wireless/nl80211.h
@@ -8,10 +8,10 @@ void nl80211_exit(void);
void nl80211_notify_dev_rename(struct cfg80211_registered_device *rdev);
void nl80211_send_scan_start(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev);
-void nl80211_send_scan_done(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev);
-void nl80211_send_scan_aborted(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev);
+struct sk_buff *nl80211_build_scan_msg(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev, bool aborted);
+void nl80211_send_scan_result(struct cfg80211_registered_device *rdev,
+ struct sk_buff *msg);
void nl80211_send_sched_scan(struct cfg80211_registered_device *rdev,
struct net_device *netdev, u32 cmd);
void nl80211_send_sched_scan_results(struct cfg80211_registered_device *rdev,
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index b528e31da2cf..d1ed4aebbbb7 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -161,18 +161,25 @@ static void __cfg80211_bss_expire(struct cfg80211_registered_device *dev,
dev->bss_generation++;
}
-void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev)
+void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev,
+ bool send_message)
{
struct cfg80211_scan_request *request;
struct wireless_dev *wdev;
+ struct sk_buff *msg;
#ifdef CONFIG_CFG80211_WEXT
union iwreq_data wrqu;
#endif
ASSERT_RTNL();
- request = rdev->scan_req;
+ if (rdev->scan_msg) {
+ nl80211_send_scan_result(rdev, rdev->scan_msg);
+ rdev->scan_msg = NULL;
+ return;
+ }
+ request = rdev->scan_req;
if (!request)
return;
@@ -186,18 +193,16 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev)
if (wdev->netdev)
cfg80211_sme_scan_done(wdev->netdev);
- if (request->aborted) {
- nl80211_send_scan_aborted(rdev, wdev);
- } else {
- if (request->flags & NL80211_SCAN_FLAG_FLUSH) {
- /* flush entries from previous scans */
- spin_lock_bh(&rdev->bss_lock);
- __cfg80211_bss_expire(rdev, request->scan_start);
- spin_unlock_bh(&rdev->bss_lock);
- }
- nl80211_send_scan_done(rdev, wdev);
+ if (!request->aborted &&
+ request->flags & NL80211_SCAN_FLAG_FLUSH) {
+ /* flush entries from previous scans */
+ spin_lock_bh(&rdev->bss_lock);
+ __cfg80211_bss_expire(rdev, request->scan_start);
+ spin_unlock_bh(&rdev->bss_lock);
}
+ msg = nl80211_build_scan_msg(rdev, wdev, request->aborted);
+
#ifdef CONFIG_CFG80211_WEXT
if (wdev->netdev && !request->aborted) {
memset(&wrqu, 0, sizeof(wrqu));
@@ -211,6 +216,11 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev)
rdev->scan_req = NULL;
kfree(request);
+
+ if (!send_message)
+ rdev->scan_msg = msg;
+ else
+ nl80211_send_scan_result(rdev, msg);
}
void __cfg80211_scan_done(struct work_struct *wk)
@@ -221,7 +231,7 @@ void __cfg80211_scan_done(struct work_struct *wk)
scan_done_wk);
rtnl_lock();
- ___cfg80211_scan_done(rdev);
+ ___cfg80211_scan_done(rdev, true);
rtnl_unlock();
}
@@ -1079,7 +1089,7 @@ int cfg80211_wext_siwscan(struct net_device *dev,
if (IS_ERR(rdev))
return PTR_ERR(rdev);
- if (rdev->scan_req) {
+ if (rdev->scan_req || rdev->scan_msg) {
err = -EBUSY;
goto out;
}
@@ -1481,7 +1491,7 @@ int cfg80211_wext_giwscan(struct net_device *dev,
if (IS_ERR(rdev))
return PTR_ERR(rdev);
- if (rdev->scan_req)
+ if (rdev->scan_req || rdev->scan_msg)
return -EAGAIN;
res = ieee80211_scan_results(rdev, info, extra, data->length);
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index a63509118508..f04d4c32e96e 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -67,7 +67,7 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev)
ASSERT_RDEV_LOCK(rdev);
ASSERT_WDEV_LOCK(wdev);
- if (rdev->scan_req)
+ if (rdev->scan_req || rdev->scan_msg)
return -EBUSY;
if (wdev->conn->params.channel)