1446 	struct snd_seq_client *receiver = NULL, *sender = NULL;  in snd_seq_ioctl_subscribe_port()  local
1453 	if ((receiver = snd_seq_client_use_ptr(subs.dest.client)) == NULL)  in snd_seq_ioctl_subscribe_port()
1459 	if ((dport = snd_seq_port_use_ptr(receiver, subs.dest.port)) == NULL)  in snd_seq_ioctl_subscribe_port()
1467 	result = snd_seq_port_connect(client, sender, sport, receiver, dport, &subs);  in snd_seq_ioctl_subscribe_port()
1478 	if (receiver)  in snd_seq_ioctl_subscribe_port()
1479 		snd_seq_client_unlock(receiver);  in snd_seq_ioctl_subscribe_port()
1491 	struct snd_seq_client *receiver = NULL, *sender = NULL;  in snd_seq_ioctl_unsubscribe_port()  local
1498 	if ((receiver = snd_seq_client_use_ptr(subs.dest.client)) == NULL)  in snd_seq_ioctl_unsubscribe_port()
1504 	if ((dport = snd_seq_port_use_ptr(receiver, subs.dest.port)) == NULL)  in snd_seq_ioctl_unsubscribe_port()
1511 	result = snd_seq_port_disconnect(client, sender, sport, receiver, dport, &subs);  in snd_seq_ioctl_unsubscribe_port()
1522 	if (receiver)  in snd_seq_ioctl_unsubscribe_port()
1523 		snd_seq_client_unlock(receiver);  in snd_seq_ioctl_unsubscribe_port()