diff options
Diffstat (limited to 'net/mptcp/protocol.c')
| -rw-r--r-- | net/mptcp/protocol.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 891f49722263..5b4d6f0628a7 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -3689,22 +3689,29 @@ static struct proto mptcp_prot = { static int mptcp_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) { struct mptcp_sock *msk = mptcp_sk(sock->sk); + struct sock *ssk, *sk = sock->sk; struct socket *ssock; - int err; + int err = -EINVAL; - lock_sock(sock->sk); + lock_sock(sk); ssock = __mptcp_nmpc_socket(msk); if (IS_ERR(ssock)) { err = PTR_ERR(ssock); goto unlock; } - err = READ_ONCE(ssock->ops)->bind(ssock, uaddr, addr_len); + ssk = msk->first; + if (sk->sk_family == AF_INET) + err = inet_bind_sk(ssk, uaddr, addr_len); +#if IS_ENABLED(CONFIG_MPTCP_IPV6) + else if (sk->sk_family == AF_INET6) + err = inet6_bind_sk(ssk, uaddr, addr_len); +#endif if (!err) - mptcp_copy_inaddrs(sock->sk, ssock->sk); + mptcp_copy_inaddrs(sk, ssk); unlock: - release_sock(sock->sk); + release_sock(sk); return err; } |