p54pci: update receive dma buffers before and after processing

[karo-tx-linux.git] / drivers / net / tun.c

diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 55f3a3e667a9af0291da7c7d4e46c12e84d7ce6a..7599c457abd158648a50f1ccf997a3174a2f2443 100644 (file)
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -757,7 +757,7 @@ static __inline__ ssize_t tun_put_user(struct tun_struct *tun,
 
                if (skb->ip_summed == CHECKSUM_PARTIAL) {
                        gso.flags = VIRTIO_NET_HDR_F_NEEDS_CSUM;
-                       gso.csum_start = skb->csum_start - skb_headroom(skb);
+                       gso.csum_start = skb_checksum_start_offset(skb);
                        gso.csum_offset = skb->csum_offset;
                } /* else everything is zero */