From 822f952f2ab27ca3f06d6fb3e57c34195b1e0583 Mon Sep 17 00:00:00 2001
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Thu, 8 Mar 2007 08:21:15 +0100
Subject: [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>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
---
 net/ipv4/udp.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'net')

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index da51d01a5103..19df8fedeb75 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1137,6 +1137,7 @@ int udp_rcv(struct sk_buff *skb)
 
 	if (pskb_trim_rcsum(skb, ulen))
 		goto short_packet;
+	uh = skb->h.uh;
 
 	udp_checksum_init(skb, uh, ulen, saddr, daddr);
 
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