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>
This commit is contained in:
Igor Maravic 2012-08-13 10:26:08 +02:00 committed by David S. Miller
parent 418a99ac6a
commit ad5b310228
1 changed files with 6 additions and 4 deletions

View File

@ -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)