From: Ben Dooks Date: Wed, 14 Nov 2018 11:50:19 +0000 (+0000) Subject: usbnet: smsc95xx: fix rx packet alignment X-Git-Tag: v5.0-rc1~129^2~287^2~3 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=810eeb1f41a9a272eedc94ca18c072e75678ede4;p=linux.git usbnet: smsc95xx: fix rx packet alignment The smsc95xx driver already takes into account the NET_IP_ALIGN parameter when setting up the receive packet data, which means we do not need to worry about aligning the packets in the usbnet driver. Adding the EVENT_NO_IP_ALIGN means that the IPv4 header is now passed to the ip_rcv() routine with the start on an aligned address. Tested on Raspberry Pi B3. Signed-off-by: Ben Dooks Signed-off-by: David S. Miller --- diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index f2d01cb6f958..6e971628bb50 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1295,6 +1295,7 @@ static int smsc95xx_bind(struct usbnet *dev, struct usb_interface *intf) dev->net->features |= NETIF_F_RXCSUM; dev->net->hw_features = NETIF_F_IP_CSUM | NETIF_F_RXCSUM; + set_bit(EVENT_NO_IP_ALIGN, &dev->flags); smsc95xx_init_mac_address(dev);