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 <arvind.yadav.cs@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
index a3ff19a..13f8c45 100644
--- a/drivers/memory/mtk-smi.c
+++ b/drivers/memory/mtk-smi.c
@@ -327,6 +327,7 @@
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 @@
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);