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

Kill snd_assert() in sound/core/*, 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/core/pcm_timer.c b/sound/core/pcm_timer.c
index 033a024..2c89c04 100644
--- a/sound/core/pcm_timer.c
+++ b/sound/core/pcm_timer.c
@@ -51,12 +51,14 @@
 	
         mult = 1000000000;
 	rate = runtime->rate;
-	snd_assert(rate != 0, return);
+	if (snd_BUG_ON(!rate))
+		return;
 	l = gcd(mult, rate);
 	mult /= l;
 	rate /= l;
 	fsize = runtime->period_size;
-	snd_assert(fsize != 0, return);
+	if (snd_BUG_ON(!fsize))
+		return;
 	l = gcd(rate, fsize);
 	rate /= l;
 	fsize /= l;