2.6.23-stable review patch. If anyone has any objections, please let us
know.
------------------
From: Patrick McHardy <[EMAIL PROTECTED]>
[NETFILTER]: xt_TCPMSS: remove network triggerable WARN_ON
[ Upstream commit: 9dc0564e862b1b9a4677dec2c736b12169e03e99 ]
ipv6_skip_exthdr() returns -1 for invalid packets. don't WARN_ON
that.
Signed-off-by: Patrick McHardy <[EMAIL PROTECTED]>
Signed-off-by: Herbert Xu <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
net/netfilter/xt_TCPMSS.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
--- a/net/netfilter/xt_TCPMSS.c
+++ b/net/netfilter/xt_TCPMSS.c
@@ -178,10 +178,8 @@ xt_tcpmss_target6(struct sk_buff **pskb,
nexthdr = ipv6h->nexthdr;
tcphoff = ipv6_skip_exthdr(*pskb, sizeof(*ipv6h), &nexthdr);
- if (tcphoff < 0) {
- WARN_ON(1);
+ if (tcphoff < 0)
return NF_DROP;
- }
ret = tcpmss_mangle_packet(pskb, targinfo, tcphoff,
sizeof(*ipv6h) + sizeof(struct tcphdr));
if (ret < 0)
--
--
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