ab8500-charger: Check return value of regulator_enable

Check the return value of regulator_enable to silence the following
type of warnings:
drivers/power/ab8500_charger.c:1390:20: warning: ignoring return value
of ‘regulator_enable’, declared with attribute warn_unused_result
[-Wunused-result]

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Anton Vorontsov <anton@enomsg.org>
This commit is contained in:
Sachin Kamat 2013-09-06 13:31:09 +05:30 committed by Anton Vorontsov
parent f07c11ea32
commit 6de7ef3e30

View file

@ -1387,8 +1387,12 @@ static int ab8500_charger_ac_en(struct ux500_charger *charger,
* the GPADC module independant of the AB8500 chargers
*/
if (!di->vddadc_en_ac) {
regulator_enable(di->regu);
di->vddadc_en_ac = true;
ret = regulator_enable(di->regu);
if (ret)
dev_warn(di->dev,
"Failed to enable regulator\n");
else
di->vddadc_en_ac = true;
}
/* Check if the requested voltage or current is valid */
@ -1556,8 +1560,12 @@ static int ab8500_charger_usb_en(struct ux500_charger *charger,
* the GPADC module independant of the AB8500 chargers
*/
if (!di->vddadc_en_usb) {
regulator_enable(di->regu);
di->vddadc_en_usb = true;
ret = regulator_enable(di->regu);
if (ret)
dev_warn(di->dev,
"Failed to enable regulator\n");
else
di->vddadc_en_usb = true;
}
/* Enable USB charging */