ALSA: sound/core: merge list_del()/list_add_tail() to list_move_tail()

Merge list_del() + list_add_tail() to list_move_tail().
Signed-off-by: Nicolas Kaiser <nikai@nikai.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/core/timer.c

@@ -186,8 +186,7 @@ static void snd_timer_check_slave(struct snd_timer_instance *slave)
 		list_for_each_entry(master, &timer->open_list_head, open_list) {
 			if (slave->slave_class == master->slave_class &&
 			    slave->slave_id == master->slave_id) {
-				list_del(&slave->open_list);
-				list_add_tail(&slave->open_list,
+				list_move_tail(&slave->open_list,
 					       &master->slave_list_head);
 				spin_lock_irq(&slave_active_lock);
 				slave->master = master;
@@ -414,8 +413,7 @@ static void snd_timer_notify1(struct snd_timer_instance *ti, int event)
 static int snd_timer_start1(struct snd_timer *timer, struct snd_timer_instance *timeri,
 			    unsigned long sticks)
 {
-	list_del(&timeri->active_list);
-	list_add_tail(&timeri->active_list, &timer->active_list_head);
+	list_move_tail(&timeri->active_list, &timer->active_list_head);
 	if (timer->running) {
 		if (timer->hw.flags & SNDRV_TIMER_HW_SLAVE)
 			goto __start_now;