From 5a19b178d7b4dd162b3d4c7e729f30348f2eb177 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Tue, 5 Nov 2013 15:02:42 +0100
Subject: [PATCH] ALSA: sparc/cs4231: Use WARN_ON() instead of BUG_ON()

BUG_ON() is rather useless for debugging as it leads to panic().
Use WARN_ON() and handle the error cases accordingly.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
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