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authorMichał Mirosław <mirq-linux@rere.qmqm.pl>2010-12-14 15:24:08 +0000
committerDavid S. Miller <davem@davemloft.net>2010-12-16 14:43:14 -0800
commit55508d601dab7df5cbcc7a63f4be8620eface204 (patch)
tree346f30fae9c726d2e73aba2e37ce1e4a31dcea8c /drivers/net/virtio_net.c
parent04fb451eff978ca059399eab83d5594b073caf6f (diff)
downloadblackbird-op-linux-55508d601dab7df5cbcc7a63f4be8620eface204.tar.gz
blackbird-op-linux-55508d601dab7df5cbcc7a63f4be8620eface204.zip
net: Use skb_checksum_start_offset()
Replace skb->csum_start - skb_headroom(skb) with skb_checksum_start_offset(). Note for usb/smsc95xx: skb->data - skb->head == skb_headroom(skb). Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/virtio_net.c')
-rw-r--r--drivers/net/virtio_net.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index b6d402806ae6..90a23e410d1b 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -519,7 +519,7 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb)
if (skb->ip_summed == CHECKSUM_PARTIAL) {
hdr->hdr.flags = VIRTIO_NET_HDR_F_NEEDS_CSUM;
- hdr->hdr.csum_start = skb->csum_start - skb_headroom(skb);
+ hdr->hdr.csum_start = skb_checksum_start_offset(skb);
hdr->hdr.csum_offset = skb->csum_offset;
} else {
hdr->hdr.flags = 0;
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