606 	struct snd_seq_client_port *dest_port = NULL;  in snd_seq_deliver_single_event()  local
615 	dest_port = snd_seq_port_use_ptr(dest, event->dest.port);  in snd_seq_deliver_single_event()
616 	if (dest_port == NULL)  in snd_seq_deliver_single_event()
620 	if (! check_port_perm(dest_port, SNDRV_SEQ_PORT_CAP_WRITE)) {  in snd_seq_deliver_single_event()
625 	if (dest_port->timestamping)  in snd_seq_deliver_single_event()
626 		update_timestamp_of_queue(event, dest_port->time_queue,  in snd_seq_deliver_single_event()
627 					  dest_port->time_real);  in snd_seq_deliver_single_event()
636 		if (dest_port->event_input == NULL)  in snd_seq_deliver_single_event()
638 		result = dest_port->event_input(event, direct,  in snd_seq_deliver_single_event()
639 						dest_port->private_data,  in snd_seq_deliver_single_event()
647 	if (dest_port)  in snd_seq_deliver_single_event()
648 		snd_seq_port_unlock(dest_port);  in snd_seq_deliver_single_event()