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authorHerbert Xu <herbert@gondor.apana.org.au>2007-02-13 21:32:58 +0100
committerDavid S. Miller <davem@davemloft.net>2007-02-13 21:32:58 +0100
commitbbf4a6bc8c4d59a0a9033fc2cb96ec03430c96e4 (patch)
tree7e1e3dec020ff2eab0b3683be07f87aac3fea915
parent[TG3]: Update copyright, version, and reldate. (diff)
downloadlinux-bbf4a6bc8c4d59a0a9033fc2cb96ec03430c96e4.tar.xz
linux-bbf4a6bc8c4d59a0a9033fc2cb96ec03430c96e4.zip
[NETFILTER]: Clear GSO bits for TCP reset packet
The TCP reset packet is copied from the original. This includes all the GSO bits which do not apply to the new packet. So we should clear those bits. Spotted by Patrick McHardy. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv4/netfilter/ipt_REJECT.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv4/netfilter/ipt_REJECT.c b/net/ipv4/netfilter/ipt_REJECT.c
index a9eb3635fff2..80f739e21824 100644
--- a/net/ipv4/netfilter/ipt_REJECT.c
+++ b/net/ipv4/netfilter/ipt_REJECT.c
@@ -80,6 +80,10 @@ static void send_reset(struct sk_buff *oldskb, int hook)
nskb->mark = 0;
skb_init_secmark(nskb);
+ skb_shinfo(nskb)->gso_size = 0;
+ skb_shinfo(nskb)->gso_segs = 0;
+ skb_shinfo(nskb)->gso_type = 0;
+
tcph = (struct tcphdr *)((u_int32_t*)nskb->nh.iph + nskb->nh.iph->ihl);
/* Swap source and dest */