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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2013-03-12 00:35:14 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-03-12 18:42:59 +0000
commite8b18addee32d1f389573b4c116e67ae230216ad (patch)
tree8c276fd2504407bfe3a3ba261210322a5890c623 /sound
parentf6161aa153581da4a3867a2d1a7caf4be19b6ec9 (diff)
downloadop-kernel-dev-e8b18addee32d1f389573b4c116e67ae230216ad.zip
op-kernel-dev-e8b18addee32d1f389573b4c116e67ae230216ad.tar.gz
ASoC: core: fix possible memory leak in snd_soc_bytes_put()
'data' is malloced in snd_soc_bytes_put() and should be freed before leaving from the error handling cases, otherwise it will cause memory leak. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/soc-core.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index b7e84a7..93341de 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3140,7 +3140,7 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
if (params->mask) {
ret = regmap_read(codec->control_data, params->base, &val);
if (ret != 0)
- return ret;
+ goto out;
val &= params->mask;
@@ -3158,13 +3158,15 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
((u32 *)data)[0] |= cpu_to_be32(val);
break;
default:
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
}
ret = regmap_raw_write(codec->control_data, params->base,
data, len);
+out:
kfree(data);
return ret;
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