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ASoC: fsl_mqs: Fix unchecked return value for clk_prepare_enable
[platform/kernel/linux-rpi.git]
/
sound
/
soc
/
fsl
/
fsl_mqs.c
diff --git
a/sound/soc/fsl/fsl_mqs.c
b/sound/soc/fsl/fsl_mqs.c
index
0c813a4
..
69aeb0e
100644
(file)
--- a/
sound/soc/fsl/fsl_mqs.c
+++ b/
sound/soc/fsl/fsl_mqs.c
@@
-265,12
+265,20
@@
static int fsl_mqs_remove(struct platform_device *pdev)
static int fsl_mqs_runtime_resume(struct device *dev)
{
struct fsl_mqs *mqs_priv = dev_get_drvdata(dev);
static int fsl_mqs_runtime_resume(struct device *dev)
{
struct fsl_mqs *mqs_priv = dev_get_drvdata(dev);
+ int ret;
- if (mqs_priv->ipg)
- clk_prepare_enable(mqs_priv->ipg);
+ ret = clk_prepare_enable(mqs_priv->ipg);
+ if (ret) {
+ dev_err(dev, "failed to enable ipg clock\n");
+ return ret;
+ }
- if (mqs_priv->mclk)
- clk_prepare_enable(mqs_priv->mclk);
+ ret = clk_prepare_enable(mqs_priv->mclk);
+ if (ret) {
+ dev_err(dev, "failed to enable mclk clock\n");
+ clk_disable_unprepare(mqs_priv->ipg);
+ return ret;
+ }
if (mqs_priv->use_gpr)
regmap_write(mqs_priv->regmap, IOMUXC_GPR2,
if (mqs_priv->use_gpr)
regmap_write(mqs_priv->regmap, IOMUXC_GPR2,
@@
-292,11
+300,8
@@
static int fsl_mqs_runtime_suspend(struct device *dev)
regmap_read(mqs_priv->regmap, REG_MQS_CTRL,
&mqs_priv->reg_mqs_ctrl);
regmap_read(mqs_priv->regmap, REG_MQS_CTRL,
&mqs_priv->reg_mqs_ctrl);
- if (mqs_priv->mclk)
- clk_disable_unprepare(mqs_priv->mclk);
-
- if (mqs_priv->ipg)
- clk_disable_unprepare(mqs_priv->ipg);
+ clk_disable_unprepare(mqs_priv->mclk);
+ clk_disable_unprepare(mqs_priv->ipg);
return 0;
}
return 0;
}