From: Arvind Yadav Date: Thu, 10 Aug 2017 05:17:32 +0000 (+0530) Subject: memory: mtk-smi: Handle return value of clk_prepare_enable X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=46cc815d6d8c3c9dd18ffae1e3e818eb3ce2c788;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git memory: mtk-smi: 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 Signed-off-by: Joerg Roedel --- diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index a3ff19aed087..13f8c45dbf0d 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -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);