From a522409e9ce4605989bfe87793a2f09b00474e94 Mon Sep 17 00:00:00 2001
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Mon, 11 Nov 2013 22:21:33 +0800
Subject: [PATCH] ALSA: sparc: fix missing unlock on error in
 snd_cs4231_playback_prepare()

Add the missing unlock before return from function
snd_cs4231_playback_prepare() in the error handling
case.

Fixes: 5a19b178d7b4 ('ALSA: sparc/cs4231: Use WARN_ON() instead of BUG_ON()')
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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