From: Shengjiu Wang Date: Tue, 23 Jun 2020 06:01:12 +0000 (+0800) Subject: ASoC: fsl_mqs: Fix unchecked return value for clk_prepare_enable X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=15217d170a4461c1d4c1ea7c497e1fc1122e42a9;p=linux.git ASoC: fsl_mqs: Fix unchecked return value for clk_prepare_enable Fix unchecked return value for clk_prepare_enable, add error handler in fsl_mqs_runtime_resume. Fixes: 9e28f6532c61 ("ASoC: fsl_mqs: Add MQS component driver") Signed-off-by: Shengjiu Wang Acked-by: Nicolin Chen Link: https://lore.kernel.org/r/5edd68d03def367d96268f1a9a00bd528ea5aaf2.1592888591.git.shengjiu.wang@nxp.com Signed-off-by: Mark Brown --- diff --git a/sound/soc/fsl/fsl_mqs.c b/sound/soc/fsl/fsl_mqs.c index b44b134390a39..69aeb0e71844d 100644 --- a/sound/soc/fsl/fsl_mqs.c +++ b/sound/soc/fsl/fsl_mqs.c @@ -265,10 +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); + int ret; - 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; + } - 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,