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| author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2010-12-14 15:24:08 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-16 14:43:14 -0800 |
| commit | 55508d601dab7df5cbcc7a63f4be8620eface204 (patch) | |
| tree | 346f30fae9c726d2e73aba2e37ce1e4a31dcea8c /net/ipv4 | |
| parent | 04fb451eff978ca059399eab83d5594b073caf6f (diff) | |
| download | lwn-55508d601dab7df5cbcc7a63f4be8620eface204.tar.gz lwn-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 'net/ipv4')
| -rw-r--r-- | net/ipv4/udp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index b37181da487c..1198adf45102 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -2226,7 +2226,7 @@ struct sk_buff *udp4_ufo_fragment(struct sk_buff *skb, int features) /* Do software UFO. Complete and fill in the UDP checksum as HW cannot * do checksum of UDP packets sent as multiple IP fragments. */ - offset = skb->csum_start - skb_headroom(skb); + offset = skb_checksum_start_offset(skb); csum = skb_checksum(skb, offset, skb->len - offset, 0); offset += skb->csum_offset; *(__sum16 *)(skb->data + offset) = csum_fold(csum); |