diff options
| -rw-r--r-- | net/mptcp/protocol.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 9eecd1383d24..42ca49954bdd 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -3321,7 +3321,7 @@ static __poll_t mptcp_check_writeable(struct mptcp_sock *msk) struct sock *sk = (struct sock *)msk; if (unlikely(sk->sk_shutdown & SEND_SHUTDOWN)) - return 0; + return EPOLLOUT | EPOLLWRNORM; if (sk_stream_is_writeable(sk)) return EPOLLOUT | EPOLLWRNORM; @@ -3354,6 +3354,8 @@ static __poll_t mptcp_poll(struct file *file, struct socket *sock, mask |= mptcp_check_readable(msk); mask |= mptcp_check_writeable(msk); } + if (sk->sk_shutdown == SHUTDOWN_MASK || state == TCP_CLOSE) + mask |= EPOLLHUP; if (sk->sk_shutdown & RCV_SHUTDOWN) mask |= EPOLLIN | EPOLLRDNORM | EPOLLRDHUP; |