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-rw-r--r--net/ipv4/fib_trie.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 4b02d14e7ab..e1600ad8fb0 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1359,17 +1359,17 @@ static int check_leaf(struct trie *t, struct leaf *l,
t->stats.semantic_match_miss++;
#endif
if (err <= 0)
- return plen;
+ return err;
}
- return -1;
+ return 1;
}
static int fn_trie_lookup(struct fib_table *tb, const struct flowi *flp,
struct fib_result *res)
{
struct trie *t = (struct trie *) tb->tb_data;
- int plen, ret = 0;
+ int ret;
struct node *n;
struct tnode *pn;
int pos, bits;
@@ -1393,10 +1393,7 @@ static int fn_trie_lookup(struct fib_table *tb, const struct flowi *flp,
/* Just a leaf? */
if (IS_LEAF(n)) {
- plen = check_leaf(t, (struct leaf *)n, key, flp, res);
- if (plen < 0)
- goto failed;
- ret = 0;
+ ret = check_leaf(t, (struct leaf *)n, key, flp, res);
goto found;
}
@@ -1421,11 +1418,9 @@ static int fn_trie_lookup(struct fib_table *tb, const struct flowi *flp,
}
if (IS_LEAF(n)) {
- plen = check_leaf(t, (struct leaf *)n, key, flp, res);
- if (plen < 0)
+ ret = check_leaf(t, (struct leaf *)n, key, flp, res);
+ if (ret > 0)
goto backtrace;
-
- ret = 0;
goto found;
}