From: Ben Greear <greearb@candelatech.com>
Date: Tue, 27 Sep 2011 19:16:08 +0000 (-0400)
Subject: ipv6-multicast: Fix memory leak in input path.
X-Git-Tag: v3.1-rc9~23^2~4
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=2015de5fe2a47086a3260802275932bfd810884e;p=linux.git

ipv6-multicast: Fix memory leak in input path.

Have to free the skb before returning if we fail
the fib lookup.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 705c82886281..825d02fa6586 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -2052,8 +2052,10 @@ int ip6_mr_input(struct sk_buff *skb)
 	int err;
 
 	err = ip6mr_fib_lookup(net, &fl6, &mrt);
-	if (err < 0)
+	if (err < 0) {
+		kfree_skb(skb);
 		return err;
+	}
 
 	read_lock(&mrt_lock);
 	cache = ip6mr_cache_find(mrt,