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[IPV6]: dst_entry leak in ip4ip6_err. (resend)

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The result of the ip_route_output is not assigned to skb. This means that
- it is leaked
- possible OOPS below dereferrencing skb->dst
- no ICMP message for this case

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Denis V. Lunev 2008-02-18 20:49:36 -08:00 committed by David S. Miller
parent 8ac62dc773
commit 9937ded8e4
1 changed files with 1 additions and 0 deletions
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1
net/ipv6/ip6_tunnel.c
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@ -550,6 +550,7 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
ip_rt_put(rt);
goto out;
}
skb2->dst = (struct dst_entry *)rt;
} else {
ip_rt_put(rt);
if (ip_route_input(skb2, eiph->daddr, eiph->saddr, eiph->tos,