ipv4: Handle route deletion notification during flush

In a similar fashion to previous patch, when a route is deleted as part
of table flushing, promote the next route in the list, if exists.
Otherwise, simply emit a delete notification.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 012aca433a913764505d780440d07b74467808b0..c23be49ca51cb75878ad0d05f9d2b5a444d63974 100644 (file)
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1979,6 +1979,8 @@ int fib_table_flush(struct net *net, struct fib_table *tb, bool flush_all)
                                continue;
                        }
 
+                       fib_notify_alias_delete(net, n->key, &n->leaf, fa,
+                                               NULL);
                        call_fib_entry_notifiers(net, FIB_EVENT_ENTRY_DEL,
                                                 n->key,
                                                 KEYLENGTH - fa->fa_slen, fa,