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authorHerbert Xu <herbert@gondor.apana.org.au>2009-06-26 19:22:37 -0700
committerDavid S. Miller <davem@davemloft.net>2009-06-26 19:22:37 -0700
commit71f9dacd2e4d233029e9e956ca3f79531f411827 (patch)
treef625e54e95107dcbc622a6ecf64138fca3d8e0c7 /net/ipv6
parent4a27096bbe2cad4c6e78802a0d9dfe0e598a1129 (diff)
downloadop-kernel-dev-71f9dacd2e4d233029e9e956ca3f79531f411827.zip
op-kernel-dev-71f9dacd2e4d233029e9e956ca3f79531f411827.tar.gz
inet: Call skb_orphan before tproxy activates
As transparent proxying looks up the socket early and assigns it to the skb for later processing, we must drop any existing socket ownership prior to that in order to distinguish between the case where tproxy is active and where it is not. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/ip6_input.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index c3a07d7..6d6a427 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -139,6 +139,9 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt
rcu_read_unlock();
+ /* Must drop socket now because of tproxy. */
+ skb_orphan(skb);
+
return NF_HOOK(PF_INET6, NF_INET_PRE_ROUTING, skb, dev, NULL,
ip6_rcv_finish);
err:
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