diff options
| -rw-r--r-- | drivers/net/usb/smsc95xx.c | 2 | ||||
| -rw-r--r-- | drivers/net/usb/usbnet.c | 2 | ||||
| -rw-r--r-- | include/linux/usb/usbnet.h | 1 |
3 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index fe045896406b..df49d0daaa16 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1232,7 +1232,7 @@ static const struct driver_info smsc95xx_info = { .rx_fixup = smsc95xx_rx_fixup, .tx_fixup = smsc95xx_tx_fixup, .status = smsc95xx_status, - .flags = FLAG_ETHER, + .flags = FLAG_ETHER | FLAG_SEND_ZLP, }; static const struct usb_device_id products[] = { diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index edfd9e10ceba..d49df7352017 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -988,7 +988,7 @@ int usbnet_start_xmit (struct sk_buff *skb, struct net_device *net) * NOTE: strictly conforming cdc-ether devices should expect * the ZLP here, but ignore the one-byte packet. */ - if ((length % dev->maxpacket) == 0) { + if (!(info->flags & FLAG_SEND_ZLP) && (length % dev->maxpacket) == 0) { urb->transfer_buffer_length++; if (skb_tailroom(skb)) { skb->data[skb->len] = 0; diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h index 310e18a880ff..c42eeb32058a 100644 --- a/include/linux/usb/usbnet.h +++ b/include/linux/usb/usbnet.h @@ -86,6 +86,7 @@ struct driver_info { #define FLAG_FRAMING_AX 0x0040 /* AX88772/178 packets */ #define FLAG_WLAN 0x0080 /* use "wlan%d" names */ +#define FLAG_SEND_ZLP 0x0200 /* hw requires ZLPs are sent */ /* init device ... can sleep, or cause probe() failure */ |