[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>
This commit is contained in:
Herbert Xu 2007-02-13 12:32:58 -08:00 committed by David S. Miller
parent 65610fbab3
commit bbf4a6bc8c

View file

@ -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 */