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Groups > linux.kernel > #1706033
| From | Arvind Yadav <arvind.yadav.cs@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH] memory: mtk-smi: Handle return value of clk_prepare_enable |
| Date | 2017-08-08 07:40 +0200 |
| Message-ID | <uc5pf-3kw-1@gated-at.bofh.it> (permalink) |
| References | <uc5pf-3kw-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
clk_prepare_enable() can fail here and we must check its return value. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/memory/mtk-smi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index 4afbc41..edf36f0 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -321,6 +321,7 @@ static int mtk_smi_common_probe(struct platform_device *pdev) struct resource *res; const struct of_device_id *of_id; enum mtk_smi_gen smi_gen; + int ret; if (!dev->pm_domain) return -EPROBE_DEFER; @@ -359,7 +360,9 @@ 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); -- 1.9.1
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[PATCH] memory: mtk-smi: Handle return value of clk_prepare_enable Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-08-08 07:40 +0200 Re: [PATCH] memory: mtk-smi: Handle return value of clk_prepare_enable Honghui Zhang <honghui.zhang@mediatek.com> - 2017-08-08 10:40 +0200
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