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authorHerbert Xu <herbert@gondor.apana.org.au>2005-12-14 12:55:24 -0800
committerDavid S. Miller <davem@davemloft.net>2005-12-14 12:55:24 -0800
commit1542272a60ab9c0655a13ead8b7d7a661365f9fb (patch)
tree1a40dc0dec4f538471000c5b9031ce373ac26e2d /net/ipv4/ip_gre.c
parentacd9b7b4e08a3f0f48afa922d8e371414cf2d3b2 (diff)
downloadlinux-1542272a60ab9c0655a13ead8b7d7a661365f9fb.tar.bz2
[GRE]: Fix hardware checksum modification
The skb_postpull_rcsum introduced a bug to the checksum modification. Although the length pulled is offset bytes, the origin of the pulling is the GRE header, not the IP header. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_gre.c')
-rw-r--r--net/ipv4/ip_gre.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index a4c347c3b8e3..46f9d9cf7a5f 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -618,7 +618,7 @@ static int ipgre_rcv(struct sk_buff *skb)
skb->mac.raw = skb->nh.raw;
skb->nh.raw = __pskb_pull(skb, offset);
- skb_postpull_rcsum(skb, skb->mac.raw, offset);
+ skb_postpull_rcsum(skb, skb->h.raw, offset);
memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
skb->pkt_type = PACKET_HOST;
#ifdef CONFIG_NET_IPGRE_BROADCAST