From da4f4291b241de9ddc093a8eb2fd6f2221f0a691 Mon Sep 17 00:00:00 2001
From: Joonwoo Park <joonwpark81@gmail.com>
Date: Fri, 18 Jan 2008 03:45:18 -0800
Subject: [PATCH] --- yaml --- r: 75610 b: refs/heads/master c:
 6725033fa27c8f49e1221d2badbaaaf1ef459519 h: refs/heads/master v: v3

---
 [refs]                    | 2 +-
 trunk/net/ipv4/fib_trie.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index f56c73ca8e5b..267a4dcfd666 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bd566e7525b5986864e8d6eb5b67640abcd284a9
+refs/heads/master: 6725033fa27c8f49e1221d2badbaaaf1ef459519
diff --git a/trunk/net/ipv4/fib_trie.c b/trunk/net/ipv4/fib_trie.c
index 8d8c2915e064..1010b469d7d3 100644
--- a/trunk/net/ipv4/fib_trie.c
+++ b/trunk/net/ipv4/fib_trie.c
@@ -1214,6 +1214,9 @@ static int fn_trie_insert(struct fib_table *tb, struct fib_config *cfg)
 			struct fib_info *fi_drop;
 			u8 state;
 
+			if (fi->fib_treeref > 1)
+				goto out;
+
 			err = -ENOBUFS;
 			new_fa = kmem_cache_alloc(fn_alias_kmem, GFP_KERNEL);
 			if (new_fa == NULL)