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