diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index 66b3ab9..a17f054 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1730,7 +1730,13 @@ static int smsc95xx_reset_resume(struct usb_interface *intf) static void smsc95xx_rx_csum_offload(struct sk_buff *skb) { - skb->csum = *(u16 *)(skb_tail_pointer(skb) - 2); + /* + * Use bytewise access to avoid alignment issues on packets that have none + * aligned sizes + */ + char *tail = skb_tail_pointer(skb); + skb->csum = (*(tail - 2) << 8) | *(tail - 1); + skb->ip_summed = CHECKSUM_COMPLETE; skb_trim(skb, skb->len - 2); }