diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 4c80ac0344f4..f56945d00d7a 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1295,6 +1295,16 @@ int fib_table_insert(struct net *net, struct fib_table *tb, if (WARN_ON_ONCE(!l)) goto out_free_new_fa; + if (fib_find_alias(&l->leaf, new_fa->fa_slen, 0, 0, tb->tb_id, true) == + new_fa) { + enum fib_event_type fib_event; + + fib_event = FIB_EVENT_ENTRY_REPLACE_TMP; + err = call_fib_entry_notifiers(net, fib_event, key, plen, + new_fa, extack); + if (err) + goto out_remove_new_fa; + } err = call_fib_entry_notifiers(net, event, key, plen, new_fa, extack); if (err) goto out_remove_new_fa;