net/bluetooth/sco.c

160 static void sco_chan_del(struct sock *sk, int err)
166 	BT_DBG("sk %p, conn %p, err %d", sk, conn, err);
179 	sk->sk_err   = err;
185 static void sco_conn_del(struct hci_conn *hcon, int err)
193 	BT_DBG("hcon %p conn %p, err %d", hcon, conn, err);
205 		sco_chan_del(sk, err);
232 	int err = 0;
236 		err = -EBUSY;
241 	return err;
249 	int err, type;
266 		err = -EOPNOTSUPP;
274 		err = PTR_ERR(hcon);
281 		err = -ENOMEM;
287 	err = sco_chan_add(conn, sk, NULL);
288 	if (err) {
309 	return err;
544 	int err = 0;
555 		err = -EBADFD;
560 		err = -EINVAL;
570 	return err;
577 	int err;
589 		err = -EINVAL;
596 	err = sco_connect(sk);
597 	if (err)
598 		return err;
602 	err = bt_sock_wait_state(sk, BT_CONNECTED,
606 	return err;
613 	int err = 0;
620 		err = -EBADFD;
625 		err = -EINVAL;
632 		err = -EADDRINUSE;
646 	return err;
655 	int err = 0;
667 			err = -EBADFD;
676 			err = -EAGAIN;
681 			err = sock_intr_errno(timeo);
692 	if (err)
701 	return err;
727 	int err;
731 	err = sock_error(sk);
732 	if (err)
733 		return err;
745 		err = sco_send_frame(sk, skb);
747 		err = -ENOTCONN;
751 	if (err < 0)
753 	return err;
831 	int err = 0;
846 			err = -EINVAL;
850 		err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
851 		if (err)
863 			err = -EINVAL;
869 		err = bt_copy_from_sockptr(&voice, sizeof(voice), optval,
871 		if (err)
877 			err = -EINVAL;
885 			err = -EBADFD;
895 		err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen);
896 		if (err)
908 			err = -EINVAL;
915 			err = -EBADFD;
921 			err = -EOPNOTSUPP;
927 			err = -EOPNOTSUPP;
934 			err = -EINVAL;
938 		err = bt_copy_from_sockptr(buffer, optlen, optval, optlen);
939 		if (err) {
948 			err = -EINVAL;
957 		err = -ENOPROTOOPT;
962 	return err;
971 	int err = 0;
986 			err = -ENOTCONN;
996 			err = -EFAULT;
1004 			err = -ENOTCONN;
1014 			err = -EFAULT;
1019 		err = -ENOPROTOOPT;
1024 	return err;
1031 	int len, err = 0;
1055 			err = -EINVAL;
1061 			err = -EFAULT;
1070 			err = -EFAULT;
1076 			err = -ENOTCONN;
1083 			err = -EFAULT;
1089 			err = -EFAULT;
1095 			err = -ENOTCONN;
1100 			err = -EFAULT;
1109 			err = -EBADFD;
1115 			err = -EOPNOTSUPP;
1121 			err = -EOPNOTSUPP;
1165 			err = hdev->get_data_path_id(hdev, &codec.data_path);
1166 			if (err < 0)
1170 				err = -EFAULT;
1184 				err = -EFAULT;
1195 		if (!err && put_user(buf_len, optlen))
1196 			err = -EFAULT;
1201 		err = -ENOPROTOOPT;
1206 	return err;
1212 	int err = 0;
1229 			err = bt_sock_wait_state(sk, BT_CLOSED,
1236 	return err;
1242 	int err = 0;
1254 		err = bt_sock_wait_state(sk, BT_CLOSED, sk->sk_lingertime);
1260 	return err;
1450 	int err;
1454 	err = proto_register(&sco_proto, 0);
1455 	if (err < 0)
1456 		return err;
1458 	err = bt_sock_register(BTPROTO_SCO, &sco_sock_family_ops);
1459 	if (err < 0) {
1464 	err = bt_procfs_init(&init_net, "sco", &sco_sk_list, NULL);
1465 	if (err < 0) {
1485 	return err;