From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Thu, 28 Oct 2010 03:11:17 +0000 (-0700)
Subject: ASoC: Check return value of struct_strtoul() in pmdown_time_set()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c593b520cf70b0672680da04cc1e8c5f93bd739d;p=linux-beck.git

ASoC: Check return value of struct_strtoul() in pmdown_time_set()

strict_strtoul() has just been made must check so do so.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
---

diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 70d9a7394b2b..805343fe903b 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -165,8 +165,11 @@ static ssize_t pmdown_time_set(struct device *dev,
 {
 	struct snd_soc_pcm_runtime *rtd =
 			container_of(dev, struct snd_soc_pcm_runtime, dev);
+	int ret;
 
-	strict_strtol(buf, 10, &rtd->pmdown_time);
+	ret = strict_strtol(buf, 10, &rtd->pmdown_time);
+	if (ret)
+		return ret;
 
 	return count;
 }