We are going to remove the first subflow socket soon, so avoid
the additional indirection at poll() time. Instead access
directly the first subflow sock.
No functional changes intended.
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Mat Martineau <martineau@kernel.org>
Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
state = inet_sk_state_load(sk);
pr_debug("msk=%p state=%d flags=%lx", msk, state, msk->flags);
if (state == TCP_LISTEN) {
- struct socket *ssock = READ_ONCE(msk->subflow);
+ struct sock *ssk = READ_ONCE(msk->first);
- if (WARN_ON_ONCE(!ssock || !ssock->sk))
+ if (WARN_ON_ONCE(!ssk))
return 0;
- return inet_csk_listen_poll(ssock->sk);
+ return inet_csk_listen_poll(ssk);
}
shutdown = READ_ONCE(sk->sk_shutdown);