PM / devfreq: exynos-ppmu: 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: MyungJoo Ham <myungjoo.ham@samsung.com>
This commit is contained in:
Arvind Yadav 2017-05-19 16:26:04 +05:30 committed by MyungJoo Ham
parent 973a27c746
commit 97a6ba5bd0
1 changed files with 5 additions and 1 deletions

View File

@ -648,7 +648,11 @@ static int exynos_ppmu_probe(struct platform_device *pdev)
dev_name(&pdev->dev), desc[i].name);
}
clk_prepare_enable(info->ppmu.clk);
ret = clk_prepare_enable(info->ppmu.clk);
if (ret) {
dev_err(&pdev->dev, "failed to prepare ppmu clock\n");
return ret;
}
return 0;
}