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- To: <broonie@xxxxxxxxxx>, <lgirdwood@xxxxxxxxx>, <tiwai@xxxxxxxx>, <perex@xxxxxxxx>, <matthias.bgg@xxxxxxxxx>, <angelogioacchino.delregno@xxxxxxxxxxxxx>
- Subject: [PATCH 4/4] ASoC: mediatek: mt6359: fix UNINIT problem
- From: Trevor Wu <trevor.wu@xxxxxxxxxxxx>
- Date: Tue, 7 Mar 2023 12:09:38 +0800
- Cc: trevor.wu@xxxxxxxxxxxx, jiaxin.yu@xxxxxxxxxxxx, alsa-devel@xxxxxxxxxxxxxxxx, linux-mediatek@xxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
- In-reply-to: <20230307040938.7484-1-trevor.wu@mediatek.com>
- References: <20230307040938.7484-1-trevor.wu@mediatek.com>
Coverity shows decaring variable reg without initializer. When regmap_read returns an error, reg keeps the value left from earlier computation. To prevent from the unexpected result in the case, assign 0 to reg. Signed-off-by: Trevor Wu <trevor.wu@xxxxxxxxxxxx> --- sound/soc/codecs/mt6359.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/mt6359.c b/sound/soc/codecs/mt6359.c index c9a453ce8a2a..cb487e63615c 100644 --- a/sound/soc/codecs/mt6359.c +++ b/sound/soc/codecs/mt6359.c @@ -358,7 +358,7 @@ static int mt6359_put_volsw(struct snd_kcontrol *kcontrol, struct mt6359_priv *priv = snd_soc_component_get_drvdata(component); struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - unsigned int reg; + unsigned int reg = 0; int index = ucontrol->value.integer.value[0]; int ret; -- 2.18.0
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