From 46cc815d6d8c3c9dd18ffae1e3e818eb3ce2c788 Mon Sep 17 00:00:00 2001 From: Arvind Yadav Date: Thu, 10 Aug 2017 10:47:32 +0530 Subject: [PATCH] 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 --- 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 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); -- 2.20.1