net: convert BUG_TRAP to generic WARN_ON

[firefly-linux-kernel-4.4.55.git] / net / key / af_key.c

diff --git a/net/key/af_key.c b/net/key/af_key.c
index 841af9f2d5e0d5d341ac077d44d459a9a1946fcd..d628df97e02ed5b81002e725bdda6f200649fc08 100644 (file)
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -96,8 +96,8 @@ static void pfkey_sock_destruct(struct sock *sk)
                return;
        }
 
-       BUG_TRAP(!atomic_read(&sk->sk_rmem_alloc));
-       BUG_TRAP(!atomic_read(&sk->sk_wmem_alloc));
+       WARN_ON(atomic_read(&sk->sk_rmem_alloc));
+       WARN_ON(atomic_read(&sk->sk_wmem_alloc));
 
        atomic_dec(&pfkey_socks_nr);
 }
@@ -2891,6 +2891,9 @@ static int key_notify_sa_expire(struct xfrm_state *x, struct km_event *c)
 
 static int pfkey_send_notify(struct xfrm_state *x, struct km_event *c)
 {
+       if (atomic_read(&pfkey_socks_nr) == 0)
+               return 0;
+
        switch (c->event) {
        case XFRM_MSG_EXPIRE:
                return key_notify_sa_expire(x, c);