ALSA: Kill snd_assert() in other places

Kill snd_assert() in other places, either removed or replaced with
if () with snd_BUG_ON().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index 009df8d..f746e15 100644
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -263,7 +263,7 @@
 {
 	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 	struct pmac_tumbler *mix = chip->mixer_data;
-	snd_assert(mix, return -ENODEV);
+
 	ucontrol->value.integer.value[0] = mix->master_vol[0];
 	ucontrol->value.integer.value[1] = mix->master_vol[1];
 	return 0;
@@ -277,7 +277,6 @@
 	unsigned int vol[2];
 	int change;
 
-	snd_assert(mix, return -ENODEV);
 	vol[0] = ucontrol->value.integer.value[0];
 	vol[1] = ucontrol->value.integer.value[1];
 	if (vol[0] >= ARRAY_SIZE(master_volume_table) ||
@@ -299,7 +298,7 @@
 {
 	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 	struct pmac_tumbler *mix = chip->mixer_data;
-	snd_assert(mix, return -ENODEV);
+
 	ucontrol->value.integer.value[0] = mix->master_switch[0];
 	ucontrol->value.integer.value[1] = mix->master_switch[1];
 	return 0;
@@ -312,7 +311,6 @@
 	struct pmac_tumbler *mix = chip->mixer_data;
 	int change;
 
-	snd_assert(mix, return -ENODEV);
 	change = mix->master_switch[0] != ucontrol->value.integer.value[0] ||
 		mix->master_switch[1] != ucontrol->value.integer.value[1];
 	if (change) {
@@ -807,7 +805,6 @@
 	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 	struct pmac_tumbler *mix = chip->mixer_data;
 
-	snd_assert(mix, return -ENODEV);
 	ucontrol->value.enumerated.item[0] = mix->capture_source;
 	return 0;
 }
@@ -819,7 +816,6 @@
 	struct pmac_tumbler *mix = chip->mixer_data;
 	int change;
 
-	snd_assert(mix, return -ENODEV);
 	change = ucontrol->value.enumerated.item[0] != mix->capture_source;
 	if (change) {
 		mix->capture_source = !!ucontrol->value.enumerated.item[0];
@@ -978,7 +974,8 @@
 		return;
 
 	mix = chip->mixer_data;
-	snd_assert(mix, return);
+	if (snd_BUG_ON(!mix))
+		return;
 
 	headphone = tumbler_detect_headphone(chip);
 	lineout = tumbler_detect_lineout(chip);
@@ -1033,7 +1030,8 @@
 	if (chip->auto_mute) {
 		struct pmac_tumbler *mix;
 		mix = chip->mixer_data;
-		snd_assert(mix, return);
+		if (snd_BUG_ON(!mix))
+			return;
 		mix->auto_mute_notify = do_notify;
 		schedule_work(&device_change);
 	}
@@ -1227,8 +1225,6 @@
 {
 	struct pmac_tumbler *mix = chip->mixer_data;
 
-	snd_assert(mix, return);
-
 	mix->acs &= ~1;
 	mix->master_switch[0] = mix->save_master_switch[0];
 	mix->master_switch[1] = mix->save_master_switch[1];
@@ -1275,7 +1271,6 @@
 {
 	int irq;
 	struct pmac_tumbler *mix = chip->mixer_data;
-	snd_assert(mix, return -EINVAL);
 
 	if (tumbler_find_device("audio-hw-reset",
 				"platform-do-hw-reset",