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thermal: hisilicon: Handle return value of clk_prepare_enable

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commit 919054fdfc upstream.

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: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Kevin Wangtao <kevin.wangtao@hisilicon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Arvind Yadav
2017-06-06 15:04:46 +05:30
committed by Greg Kroah-Hartman
parent c0303e4ffd
commit 69dd89a1f9
1 changed files with 4 additions and 1 deletions
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5
drivers/thermal/hisi_thermal.c
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@@ -389,8 +389,11 @@ static int hisi_thermal_suspend(struct device *dev)
static int hisi_thermal_resume(struct device *dev)
{
struct hisi_thermal_data *data = dev_get_drvdata(dev);
int ret;
clk_prepare_enable(data->clk);
ret = clk_prepare_enable(data->clk);
if (ret)
return ret;
data->irq_enabled = true;
hisi_thermal_enable_bind_irq_sensor(data);