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/drivers/vx/vx_mixer.c b/sound/drivers/vx/vx_mixer.c
index 5a34732..c71b8d1 100644
--- a/sound/drivers/vx/vx_mixer.c
+++ b/sound/drivers/vx/vx_mixer.c
@@ -34,7 +34,8 @@
 {
 	unsigned long flags;
 
-	snd_assert(chip->ops->write_codec, return);
+	if (snd_BUG_ON(!chip->ops->write_codec))
+		return;
 
 	if (chip->chip_status & VX_STAT_IS_STALE)
 		return;