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thermal: imx: 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: Eduardo Valentin <edubezval@gmail.com>
hifive-unleashed-5.1
Arvind Yadav 2017-06-06 15:12:37 +05:30 committed by Eduardo Valentin
parent f19b1a1735
commit e3bdc8d762
1 changed files with 4 additions and 1 deletions
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5
drivers/thermal/imx_thermal.c
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@ -660,8 +660,11 @@ static int imx_thermal_resume(struct device *dev)
{
struct imx_thermal_data *data = dev_get_drvdata(dev);
struct regmap *map = data->tempmon;
int ret;
clk_prepare_enable(data->thermal_clk);
ret = clk_prepare_enable(data->thermal_clk);
if (ret)
return ret;
/* Enabled thermal sensor after resume */
regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_POWER_DOWN);
regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_MEASURE_TEMP);