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[NET]: Fix csum_start update in pskb_expand_head

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I got confused by the dual nature of the off variable in the
function pskb_expand_head.  The csum_start offset should use
nhead instead of off which can change depending on whether we
are using offsets or pointers.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu 2007-10-15 01:46:08 -07:00 committed by David S. Miller
parent a9d41192b9
commit 172a863f2b
1 changed files with 1 additions and 1 deletions
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2
net/core/skbuff.c
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@ -682,7 +682,7 @@ int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail,
skb->transport_header += off;
skb->network_header += off;
skb->mac_header += off;
skb->csum_start += off;
skb->csum_start += nhead;
skb->cloned = 0;
skb->hdr_len = 0;
skb->nohdr = 0;