diff options
| -rw-r--r-- | net/ipv4/inet_connection_sock.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 741f0d96a7f7..f0f91858aecf 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -293,8 +293,8 @@ struct sock *inet_csk_accept(struct sock *sk, int flags, int *err) { struct inet_connection_sock *icsk = inet_csk(sk); struct request_sock_queue *queue = &icsk->icsk_accept_queue; - struct sock *newsk; struct request_sock *req; + struct sock *newsk; int error; lock_sock(sk); @@ -323,7 +323,9 @@ struct sock *inet_csk_accept(struct sock *sk, int flags, int *err) newsk = req->sk; sk_acceptq_removed(sk); - if (sk->sk_protocol == IPPROTO_TCP && queue->fastopenq != NULL) { + if (sk->sk_protocol == IPPROTO_TCP && + tcp_rsk(req)->tfo_listener && + queue->fastopenq) { spin_lock_bh(&queue->fastopenq->lock); if (tcp_rsk(req)->tfo_listener) { /* We are still waiting for the final ACK from 3WHS |