ALSA: timer: remove some dead code

We just checked "id.card < 0" on the lines before so we know it's not
true here.  We can delete that check.

Also checkpatch.pl complains about some extra curly braces so we may as
well fix that while we're at it.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/core/timer.c

@@ -1430,18 +1430,13 @@ static int snd_timer_user_next_device(struct snd_timer_id __user *_tid)
 			if (id.card < 0) {
 				id.card = 0;
 			} else {
-				if (id.card < 0) {
-					id.card = 0;
+				if (id.device < 0) {
+					id.device = 0;
 				} else {
-					if (id.device < 0) {
-						id.device = 0;
-					} else {
-						if (id.subdevice < 0) {
-							id.subdevice = 0;
-						} else {
-							id.subdevice++;
-						}
-					}
+					if (id.subdevice < 0)
+						id.subdevice = 0;
+					else
+						id.subdevice++;
 				}
 			}
 			list_for_each(p, &snd_timer_list) {