1216 static int get_if(struct dvb_net *dvbnet)  argument
1221 		if (!dvbnet->state[i])
1227 	dvbnet->state[i]=1;
1231 static int dvb_net_add_if(struct dvb_net *dvbnet, u16 pid, u8 feedtype)  argument
1240 	if ((if_num = get_if(dvbnet)) < 0)
1248 	if (dvbnet->dvbdev->id)
1250 			 dvbnet->dvbdev->adapter->num, dvbnet->dvbdev->id, if_num);
1254 			 dvbnet->dvbdev->adapter->num, if_num);
1257 	memcpy(net->dev_addr, dvbnet->dvbdev->adapter->proposed_mac, 6);
1259 	dvbnet->device[if_num] = net;
1263 	priv->demux = dvbnet->demux;
1278 		dvbnet->device[if_num] = NULL;
1287 static int dvb_net_remove_if(struct dvb_net *dvbnet, unsigned long num)  argument
1289 	struct net_device *net = dvbnet->device[num];
1292 	if (!dvbnet->state[num])
1303 	dvbnet->state[num]=0;
1304 	dvbnet->device[num] = NULL;
1314 	struct dvb_net *dvbnet = dvbdev->priv;  local
1320 	if (mutex_lock_interruptible(&dvbnet->ioctl_mutex))
1339 		result=dvb_net_add_if(dvbnet, dvbnetif->pid, dvbnetif->feedtype);
1355 		    !dvbnet->state[dvbnetif->if_num]) {
1360 		netdev = dvbnet->device[dvbnetif->if_num];
1377 		ret = dvb_net_remove_if(dvbnet, (unsigned long) parg);
1399 		result=dvb_net_add_if(dvbnet, dvbnetif->pid, DVB_NET_FEEDTYPE_MPE);
1415 		    !dvbnet->state[dvbnetif->if_num]) {
1420 		netdev = dvbnet->device[dvbnetif->if_num];
1432 	mutex_unlock(&dvbnet->ioctl_mutex);
1445 	struct dvb_net *dvbnet = dvbdev->priv;  local
1449 	if(dvbdev->users == 1 && dvbnet->exit == 1)
1473 void dvb_net_release (struct dvb_net *dvbnet)  argument
1477 	dvbnet->exit = 1;
1478 	if (dvbnet->dvbdev->users < 1)
1479 		wait_event(dvbnet->dvbdev->wait_queue,
1480 				dvbnet->dvbdev->users==1);
1482 	dvb_unregister_device(dvbnet->dvbdev);
1485 		if (!dvbnet->state[i])
1487 		dvb_net_remove_if(dvbnet, i);
1493 int dvb_net_init (struct dvb_adapter *adap, struct dvb_net *dvbnet,  argument
1498 	mutex_init(&dvbnet->ioctl_mutex);
1499 	dvbnet->demux = dmx;
1502 		dvbnet->state[i] = 0;
1504 	return dvb_register_device(adap, &dvbnet->dvbdev, &dvbdev_net,
1505 			     dvbnet, DVB_DEVICE_NET);