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authorRongQing.Li <roy.qing.li@gmail.com>2012-02-21 22:10:49 +0000
committerDavid S. Miller <davem@davemloft.net>2012-02-22 15:30:14 -0500
commit5095d64db1b978bdb31d30fed9e47dbf04f729be (patch)
treea912b34b0f78b40f46fde374fae530211ef22c4c /net/ipv6/ip6mr.c
parentba9adbe67e288823ac1deb7f11576ab5653f833e (diff)
downloadop-kernel-dev-5095d64db1b978bdb31d30fed9e47dbf04f729be.zip
op-kernel-dev-5095d64db1b978bdb31d30fed9e47dbf04f729be.tar.gz
ipv6: ip6_route_output() never returns NULL.
ip6_route_output() never returns NULL, so it is wrong to check if the return value is NULL. Signed-off-by: RongQing.Li <roy.qing.li@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6mr.c')
-rw-r--r--net/ipv6/ip6mr.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index c7e95c8..5aa3981 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -1926,8 +1926,10 @@ static int ip6mr_forward2(struct net *net, struct mr6_table *mrt,
};
dst = ip6_route_output(net, NULL, &fl6);
- if (!dst)
+ if (dst->error) {
+ dst_release(dst);
goto out_free;
+ }
skb_dst_drop(skb);
skb_dst_set(skb, dst);
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