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authorJiri Benc <jbenc@redhat.com>2015-08-20 13:56:26 +0200
committerDavid S. Miller <davem@davemloft.net>2015-08-20 15:42:36 -0700
commit06e9d040ba08b0f645783ff958384d5837b3fa3a (patch)
treef2065d0dd27be5af8f3eb7e7e1a086c8fbb1fcac /net/ipv6/route.c
parent61adedf3e3f1d3f032c5a6a299978d91eff6d555 (diff)
ipv6: drop metadata dst in ip6_route_input
The fix in commit 48fb6b554501 is incomplete, as now ip6_route_input can be called with non-NULL dst if it's a metadata dst and the reference is leaked. Drop the reference. Fixes: 48fb6b554501 ("ipv6: fix crash over flow-based vxlan device") Fixes: ee122c79d422 ("vxlan: Flow based tunneling") CC: Wei-Chun Chao <weichunc@plumgrid.com> CC: Thomas Graf <tgraf@suug.ch> Signed-off-by: Jiri Benc <jbenc@redhat.com> Acked-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index e6bbcdee7707..0947ad0b3de8 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1140,6 +1140,7 @@ void ip6_route_input(struct sk_buff *skb)
.flowi6_proto = iph->nexthdr,
};
+ skb_dst_drop(skb);
skb_dst_set(skb, ip6_route_input_lookup(net, skb->dev, &fl6, flags));
}