From a7ad9a88300c813a945793e9dae84ceaf7809141 Mon Sep 17 00:00:00 2001 From: Arvind Yadav Date: Tue, 25 Jul 2017 15:44:30 +0530 Subject: [PATCH] ASoC: samsung: pcm: Handle return value of clk_prepare_enable. clk_prepare_enable() can fail here and we must check its return value. Signed-off-by: Arvind Yadav Reviewed-by: Krzysztof Kozlowski Signed-off-by: Mark Brown --- sound/soc/samsung/pcm.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/sound/soc/samsung/pcm.c b/sound/soc/samsung/pcm.c index d50a6377c23d..37f95eee1558 100644 --- a/sound/soc/samsung/pcm.c +++ b/sound/soc/samsung/pcm.c @@ -522,7 +522,9 @@ static int s3c_pcm_dev_probe(struct platform_device *pdev) dev_err(&pdev->dev, "failed to get audio-bus clock\n"); return PTR_ERR(pcm->cclk); } - clk_prepare_enable(pcm->cclk); + ret = clk_prepare_enable(pcm->cclk); + if (ret) + return ret; /* record our pcm structure for later use in the callbacks */ dev_set_drvdata(&pdev->dev, pcm); @@ -533,7 +535,9 @@ static int s3c_pcm_dev_probe(struct platform_device *pdev) ret = PTR_ERR(pcm->pclk); goto err_dis_cclk; } - clk_prepare_enable(pcm->pclk); + ret = clk_prepare_enable(pcm->pclk); + if (ret) + goto err_dis_cclk; s3c_pcm_stereo_in[pdev->id].addr = mem_res->start + S3C_PCM_RXFIFO; s3c_pcm_stereo_out[pdev->id].addr = mem_res->start + S3C_PCM_TXFIFO; -- 2.30.2