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[NETFILTER]: xt_TCPMSS: remove network triggerable WARN_ON
author
Patrick McHardy
<kaber@trash.net>
Fri, 30 Nov 2007 12:58:03 +0000
(23:58 +1100)
committer
Herbert Xu
<herbert@gondor.apana.org.au>
Fri, 30 Nov 2007 12:58:03 +0000
(23:58 +1100)
ipv6_skip_exthdr() returns -1 for invalid packets. don't WARN_ON
that.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
net/netfilter/xt_TCPMSS.c
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diff --git
a/net/netfilter/xt_TCPMSS.c
b/net/netfilter/xt_TCPMSS.c
index 07435a602b11fecb9be29e930d65462c46eff32b..8e76d1f52fbe3079cf574e41b9750d2b77d2f264 100644
(file)
--- a/
net/netfilter/xt_TCPMSS.c
+++ b/
net/netfilter/xt_TCPMSS.c
@@
-174,10
+174,8
@@
xt_tcpmss_target6(struct sk_buff *skb,
nexthdr = ipv6h->nexthdr;
tcphoff = ipv6_skip_exthdr(skb, sizeof(*ipv6h), &nexthdr);
- if (tcphoff < 0) {
- WARN_ON(1);
+ if (tcphoff < 0)
return NF_DROP;
- }
ret = tcpmss_mangle_packet(skb, targinfo, tcphoff,
sizeof(*ipv6h) + sizeof(struct tcphdr));
if (ret < 0)