net/bluetooth/sco.c

168 static void sco_chan_del(struct sock *sk, int err)
174 	BT_DBG("sk %p, conn %p, err %d", sk, conn, err);
187 	sk->sk_err   = err;
193 static void sco_conn_del(struct hci_conn *hcon, int err)
201 	BT_DBG("hcon %p conn %p, err %d", hcon, conn, err);
211 		sco_chan_del(sk, err);
238 	int err = 0;
242 		err = -EBUSY;
247 	return err;
255 	int err, type;
273 			err = -EOPNOTSUPP;
282 		err = PTR_ERR(hcon);
289 		err = -ENOMEM;
295 	err = sco_chan_add(conn, sk, NULL);
296 	if (err) {
317 	return err;
552 	int err = 0;
563 		err = -EBADFD;
568 		err = -EINVAL;
578 	return err;
585 	int err;
597 		err = -EINVAL;
604 	err = sco_connect(sk);
605 	if (err)
606 		return err;
610 	err = bt_sock_wait_state(sk, BT_CONNECTED,
614 	return err;
621 	int err = 0;
628 		err = -EBADFD;
633 		err = -EINVAL;
640 		err = -EADDRINUSE;
654 	return err;
663 	int err = 0;
675 			err = -EBADFD;
684 			err = -EAGAIN;
689 			err = sock_intr_errno(timeo);
700 	if (err)
709 	return err;
735 	int err;
739 	err = sock_error(sk);
740 	if (err)
741 		return err;
753 		err = sco_send_frame(sk, skb);
755 		err = -ENOTCONN;
759 	if (err < 0)
761 	return err;
839 	int err = 0;
854 			err = -EINVAL;
858 		err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
859 		if (err)
871 			err = -EINVAL;
877 		err = bt_copy_from_sockptr(&voice, sizeof(voice), optval,
879 		if (err)
886 			err = -EBADFD;
901 		err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
902 		if (err)
914 			err = -EINVAL;
921 			err = -EBADFD;
927 			err = -EOPNOTSUPP;
933 			err = -EOPNOTSUPP;
940 			err = -EINVAL;
944 		err = bt_copy_from_sockptr(buffer, optlen, optval, optlen);
945 		if (err) {
954 			err = -EINVAL;
963 		err = -ENOPROTOOPT;
968 	return err;
977 	int err = 0;
992 			err = -ENOTCONN;
1002 			err = -EFAULT;
1010 			err = -ENOTCONN;
1020 			err = -EFAULT;
1025 		err = -ENOPROTOOPT;
1030 	return err;
1037 	int len, err = 0;
1061 			err = -EINVAL;
1067 			err = -EFAULT;
1076 			err = -EFAULT;
1082 			err = -ENOTCONN;
1089 			err = -EFAULT;
1095 			err = -EFAULT;
1101 			err = -ENOTCONN;
1106 			err = -EFAULT;
1115 			err = -EBADFD;
1121 			err = -EOPNOTSUPP;
1127 			err = -EOPNOTSUPP;
1171 			err = hdev->get_data_path_id(hdev, &codec.data_path);
1172 			if (err < 0)
1176 				err = -EFAULT;
1190 				err = -EFAULT;
1201 		if (!err && put_user(buf_len, optlen))
1202 			err = -EFAULT;
1207 		err = -ENOPROTOOPT;
1212 	return err;
1218 	int err = 0;
1235 			err = bt_sock_wait_state(sk, BT_CLOSED,
1242 	return err;
1248 	int err = 0;
1260 		err = bt_sock_wait_state(sk, BT_CLOSED, sk->sk_lingertime);
1266 	return err;
1456 	int err;
1460 	err = proto_register(&sco_proto, 0);
1461 	if (err < 0)
1462 		return err;
1464 	err = bt_sock_register(BTPROTO_SCO, &sco_sock_family_ops);
1465 	if (err < 0) {
1470 	err = bt_procfs_init(&init_net, "sco", &sco_sk_list, NULL);
1471 	if (err < 0) {
1491 	return err;