1 files changed, 9 insertions, 6 deletions

diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index d1b93595b4a7..31d771ca9a70 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1550,7 +1550,8 @@ int fib_table_lookup(struct fib_table *tb, const struct flowi4 *flp,
                  * state.directly.
                  */
                 if (pref_mismatch) {
-                        int mp = KEYLENGTH - fls(pref_mismatch);
+                        /* fls(x) = __fls(x) + 1 */
+                        int mp = KEYLENGTH - __fls(pref_mismatch) - 1;
 
                         if (tkey_extract_bits(cn->key, mp, cn->pos - mp) != 0)
                                 goto backtrace;
@@ -1655,7 +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)
@@ -1691,9 +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)
@@ -1870,7 +1873,7 @@ static int fn_trie_dump_fa(t_key key, int plen, struct list_head *fah,
                         continue;
                 }
 
-                if (fib_dump_info(skb, NETLINK_CB(cb->skb).pid,
+                if (fib_dump_info(skb, NETLINK_CB(cb->skb).portid,
                                   cb->nlh->nlmsg_seq,
                                   RTM_NEWROUTE,
                                   tb->tb_id,