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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-07-25 15:44:30 +0530
committerMark Brown <broonie@kernel.org>2017-07-26 13:00:24 +0100
commita7ad9a88300c813a945793e9dae84ceaf7809141 (patch)
tree1eed9705ebc28f55d044534cc74ab9d873de7ec5 /sound/soc/samsung
parent8698475a94d0b7eb21efaa346d507dc4932f2032 (diff)
downloadlinux-a7ad9a88300c813a945793e9dae84ceaf7809141.tar.bz2
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 <arvind.yadav.cs@gmail.com> Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/samsung')
-rw-r--r--sound/soc/samsung/pcm.c8
1 files 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;