diff options
Diffstat (limited to 'drivers/net/usb/smsc95xx.c')
| -rw-r--r-- | drivers/net/usb/smsc95xx.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index cbea24666..2fa46baa5 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1810,11 +1810,9 @@ static int smsc95xx_reset_resume(struct usb_interface *intf) static void smsc95xx_rx_csum_offload(struct sk_buff *skb) { - u16 *csum_ptr = (u16 *)(skb_tail_pointer(skb) - 2); - - skb->csum = (__force __wsum)get_unaligned(csum_ptr); + skb->csum = *(u16 *)(skb_tail_pointer(skb) - 2); skb->ip_summed = CHECKSUM_COMPLETE; - skb_trim(skb, skb->len - 2); /* remove csum */ + skb_trim(skb, skb->len - 2); } static int smsc95xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb) @@ -1872,22 +1870,25 @@ static int smsc95xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb) if (dev->net->features & NETIF_F_RXCSUM) smsc95xx_rx_csum_offload(skb); skb_trim(skb, skb->len - 4); /* remove fcs */ + skb->truesize = size + sizeof(struct sk_buff); return 1; } - ax_skb = netdev_alloc_skb_ip_align(dev->net, size); + ax_skb = skb_clone(skb, GFP_ATOMIC); if (unlikely(!ax_skb)) { netdev_warn(dev->net, "Error allocating skb\n"); return 0; } - skb_put(ax_skb, size); - memcpy(ax_skb->data, packet, size); + ax_skb->len = size; + ax_skb->data = packet; + skb_set_tail_pointer(ax_skb, size); if (dev->net->features & NETIF_F_RXCSUM) smsc95xx_rx_csum_offload(ax_skb); skb_trim(ax_skb, ax_skb->len - 4); /* remove fcs */ + ax_skb->truesize = size + sizeof(struct sk_buff); usbnet_skb_return(dev, ax_skb); } |