diff options
Diffstat (limited to 'net/mptcp/protocol.c')
| -rw-r--r-- | net/mptcp/protocol.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 5b4d6f0628a7..d8b75fbc4f24 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -3720,6 +3720,7 @@ static int mptcp_listen(struct socket *sock, int backlog) struct mptcp_sock *msk = mptcp_sk(sock->sk); struct sock *sk = sock->sk; struct socket *ssock; + struct sock *ssk; int err; pr_debug("msk=%p", msk); @@ -3736,15 +3737,19 @@ static int mptcp_listen(struct socket *sock, int backlog) goto unlock; } + ssk = msk->first; inet_sk_state_store(sk, TCP_LISTEN); sock_set_flag(sk, SOCK_RCU_FREE); - err = READ_ONCE(ssock->ops)->listen(ssock, backlog); - inet_sk_state_store(sk, inet_sk_state_load(ssock->sk)); + lock_sock(ssk); + err = __inet_listen_sk(ssk, backlog); + release_sock(ssk); + inet_sk_state_store(sk, inet_sk_state_load(ssk)); + if (!err) { sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1); - mptcp_copy_inaddrs(sk, ssock->sk); - mptcp_event_pm_listener(ssock->sk, MPTCP_EVENT_LISTENER_CREATED); + mptcp_copy_inaddrs(sk, ssk); + mptcp_event_pm_listener(ssk, MPTCP_EVENT_LISTENER_CREATED); } unlock: |