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/parisc/harmony.c b/sound/parisc/harmony.c
index 99f5483..774372f 100644
--- a/sound/parisc/harmony.c
+++ b/sound/parisc/harmony.c
@@ -868,7 +868,8 @@
 	struct snd_card *card = h->card;
 	int idx, err;
 
-	snd_assert(h != NULL, return -EINVAL);
+	if (snd_BUG_ON(!h))
+		reutrn -EINVAL;
 	strcpy(card->mixername, "Harmony Gain control interface");
 
 	for (idx = 0; idx < HARMONY_CONTROLS; idx++) {