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memory: mtk-smi: Handle return value of clk_prepare_enable

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clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Arvind Yadav 2017-08-10 10:47:32 +05:30 committed by Joerg Roedel
parent 611de8fcf7
commit 46cc815d6d
1 changed files with 4 additions and 1 deletions
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5
drivers/memory/mtk-smi.c
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@ -327,6 +327,7 @@ static int mtk_smi_common_probe(struct platform_device *pdev)
struct mtk_smi *common;
struct resource *res;
enum mtk_smi_gen smi_gen;
int ret;
if (!dev->pm_domain)
return -EPROBE_DEFER;
@ -361,7 +362,9 @@ static int mtk_smi_common_probe(struct platform_device *pdev)
if (IS_ERR(common->clk_async))
return PTR_ERR(common->clk_async);
clk_prepare_enable(common->clk_async);
ret = clk_prepare_enable(common->clk_async);
if (ret)
return ret;
}
pm_runtime_enable(dev);
platform_set_drvdata(pdev, common);