From: Igor Maravic Date: Mon, 13 Aug 2012 08:26:08 +0000 (+0200) Subject: net: ipv4: fib_trie: Don't unnecessarily search for already found fib leaf X-Git-Tag: v3.7-rc1~145^2~343 X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=ad5b310228da567e35a2ea5dcb2fd62e3a36654e;p=~emulex%2Finfiniband.git 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 Signed-off-by: David S. Miller --- 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)