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authorIgor Maravic <igorm@etf.rs>2012-08-13 10:26:08 +0200
committerDavid S. Miller <davem@davemloft.net>2012-08-14 15:02:20 -0700
commitad5b310228da567e35a2ea5dcb2fd62e3a36654e (patch)
tree4c2291a9c0026e8ff3080dc612b9e6bd7dcc54b6
parent418a99ac6ad487dc9c42e6b0e85f941af56330f2 (diff)
net: ipv4: fib_trie: Don't unnecessarily search for already found fib leaf
We've already found leaf, don't search for it again. Same is for fib leaf info. Signed-off-by: Igor Maravic <igorm@etf.rs> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv4/fib_trie.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index f84a0e90d67..4587d344046 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1656,7 +1656,12 @@ int fib_table_delete(struct fib_table *tb, struct fib_config *cfg)
if (!l)
return -ESRCH;
- fa_head = get_fa_head(l, plen);
+ li = find_leaf_info(l, plen);
+
+ if (!li)
+ return -ESRCH;
+
+ fa_head = &li->falh;
fa = fib_find_alias(fa_head, tos, 0);
if (!fa)
@@ -1692,9 +1697,6 @@ int fib_table_delete(struct fib_table *tb, struct fib_config *cfg)
rtmsg_fib(RTM_DELROUTE, htonl(key), fa, plen, tb->tb_id,
&cfg->fc_nlinfo, 0);
- l = fib_find_node(t, key);
- li = find_leaf_info(l, plen);
-
list_del_rcu(&fa->fa_list);
if (!plen)