clk_prepare_enable() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
drivers/devfreq/event/exynos-nocp.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/devfreq/event/exynos-nocp.c b/drivers/devfreq/event/exynos-nocp.c
index 5c3e7b1..f6e7956 100644
--- a/drivers/devfreq/event/exynos-nocp.c
+++ b/drivers/devfreq/event/exynos-nocp.c
@@ -267,7 +267,11 @@ static int exynos_nocp_probe(struct platform_device *pdev)
}
platform_set_drvdata(pdev, nocp);
- clk_prepare_enable(nocp->clk);
+ ret = clk_prepare_enable(nocp->clk);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to prepare ppmu clock\n");
+ return ret;
+ }
pr_info("exynos-nocp: new NoC Probe device registered: %s\n",
dev_name(dev));
--
1.9.1
--
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