diff options
Diffstat (limited to 'net/bluetooth/l2cap_sock.c')
| -rw-r--r-- | net/bluetooth/l2cap_sock.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index fa2bc5d8556..93af233bb16 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -723,6 +723,37 @@ static int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct ms return bt_sock_recvmsg(iocb, sock, msg, len, flags); } +static int l2cap_sock_shutdown(struct socket *sock, int how) +{ + struct sock *sk = sock->sk; + int err = 0; + + BT_DBG("sock %p, sk %p", sock, sk); + + if (!sk) + return 0; + + lock_sock(sk); + if (!sk->sk_shutdown) { + if (l2cap_pi(sk)->mode == L2CAP_MODE_ERTM) + err = __l2cap_wait_ack(sk); + + sk->sk_shutdown = SHUTDOWN_MASK; + l2cap_sock_clear_timer(sk); + __l2cap_sock_close(sk, 0); + + if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime) + err = bt_sock_wait_state(sk, BT_CLOSED, + sk->sk_lingertime); + } + + if (!err && sk->sk_err) + err = -sk->sk_err; + + release_sock(sk); + return err; +} + static int l2cap_sock_release(struct socket *sock) { struct sock *sk = sock->sk; |