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/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
index d20d893b..0341451 100644
--- a/sound/i2c/other/ak4114.c
+++ b/sound/i2c/other/ak4114.c
@@ -475,7 +475,8 @@
 	unsigned int idx;
 	int err;
 
-	snd_assert(cap_substream, return -EINVAL);
+	if (snd_BUG_ON(!cap_substream))
+		return -EINVAL;
 	ak4114->playback_substream = ply_substream;
 	ak4114->capture_substream = cap_substream;
 	for (idx = 0; idx < AK4114_CONTROLS; idx++) {