Commit d644329b authored Mar 06, 2007 by Herbert Xu Committed by David S. Miller Mar 07, 2007

[UDP]: Reread uh pointer after pskb_trim



The header may have moved when trimming.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent ba5dcee1

net/ipv4/udp.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1215,6 +1215,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],

		if (ulen < sizeof(*uh) \|\| pskb_trim_rcsum(skb, ulen))
		goto short_packet;
		uh = skb->h.uh;

		udp4_csum_init(skb, uh);