From 8047d57ee07e9cd7f4899c1f7961f8d73faa24c8 Mon Sep 17 00:00:00 2001
From: Joonyoung Shim <jy0922.shim@samsung.com>
Date: Tue, 26 Mar 2013 14:41:05 +0900
Subject: ASoC: core: Fix to check return value of snd_soc_update_bits_locked()

commit 0eaa6cca1f75e12e4f5ec62cbe887330fe3b5fe9 upstream.

It can be 0 or 1 return value of snd_soc_update_bits_locked() when it is
success. So just check return value is negative.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 2370063..f3ab918 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -2959,7 +2959,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
 	val = val << shift;
 
 	ret = snd_soc_update_bits_locked(codec, reg, val_mask, val);
-	if (ret != 0)
+	if (ret < 0)
 		return ret;
 
 	if (snd_soc_volsw_is_stereo(mc)) {
-- 
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