ALSA: Kill snd_assert() in sound/pci/*

Kill snd_assert() in sound/pci/*, 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>

sound/pci/cmipci.c

@@ -2357,7 +2357,8 @@ static int snd_cmipci_uswitch_get(struct snd_kcontrol *kcontrol,
 {
 	struct cmipci_switch_args *args;
 	args = (struct cmipci_switch_args *)kcontrol->private_value;
-	snd_assert(args != NULL, return -EINVAL);
+	if (snd_BUG_ON(!args))
+		return -EINVAL;
 	return _snd_cmipci_uswitch_get(kcontrol, ucontrol, args);
 }
 
@@ -2401,7 +2402,8 @@ static int snd_cmipci_uswitch_put(struct snd_kcontrol *kcontrol,
 {
 	struct cmipci_switch_args *args;
 	args = (struct cmipci_switch_args *)kcontrol->private_value;
-	snd_assert(args != NULL, return -EINVAL);
+	if (snd_BUG_ON(!args))
+		return -EINVAL;
 	return _snd_cmipci_uswitch_put(kcontrol, ucontrol, args);
 }
 
@@ -2662,7 +2664,8 @@ static int __devinit snd_cmipci_mixer_new(struct cmipci *cm, int pcm_spdif_devic
 	unsigned int idx;
 	int err;
 
-	snd_assert(cm != NULL && cm->card != NULL, return -EINVAL);
+	if (snd_BUG_ON(!cm || !cm->card))
+		return -EINVAL;
 
 	card = cm->card;