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-rw-r--r--net/phonet/socket.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/phonet/socket.c b/net/phonet/socket.c
index 25f746d20c1f..ceb5143f5ef9 100644
--- a/net/phonet/socket.c
+++ b/net/phonet/socket.c
@@ -428,19 +428,19 @@ static int pn_socket_listen(struct socket *sock, int backlog)
struct sock *sk = sock->sk;
int err = 0;
- if (sock->state != SS_UNCONNECTED)
- return -EINVAL;
if (pn_socket_autobind(sock))
return -ENOBUFS;
lock_sock(sk);
- if (sk->sk_state != TCP_CLOSE) {
+ if (sock->state != SS_UNCONNECTED) {
err = -EINVAL;
goto out;
}
- sk->sk_state = TCP_LISTEN;
- sk->sk_ack_backlog = 0;
+ if (sk->sk_state != TCP_LISTEN) {
+ sk->sk_state = TCP_LISTEN;
+ sk->sk_ack_backlog = 0;
+ }
sk->sk_max_ack_backlog = backlog;
out:
release_sock(sk);