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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-06-06 12:42:37 +0300
committerEduardo Valentin <edubezval@gmail.com>2017-07-01 02:41:55 +0300
commite3bdc8d7623d5875403ad40443e7b049ae200fcd (patch)
tree7b514ba8f88a11c31cbf57189ec17aae646fd45d /drivers/thermal
parentf19b1a1735f7453c35031ed5ca3883f20176dde6 (diff)
downloadlinux-e3bdc8d7623d5875403ad40443e7b049ae200fcd.tar.xz
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>
Diffstat (limited to 'drivers/thermal')
-rw-r--r--drivers/thermal/imx_thermal.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/thermal/imx_thermal.c b/drivers/thermal/imx_thermal.c
index f7ec39f46ee4..4798b4b1fd77 100644
--- a/drivers/thermal/imx_thermal.c
+++ b/drivers/thermal/imx_thermal.c
@@ -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);