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.ka...@linaro.org> Cc: Lee Jones <lee.jo...@linaro.org> --- drivers/power/ab8500_charger.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c index a4c4a10..fec0546 100644 --- a/drivers/power/ab8500_charger.c +++ b/drivers/power/ab8500_charger.c @@ -1387,7 +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); + ret = regulator_enable(di->regu); + if (ret) { + dev_err(di->dev, + "Failed to enable regulator\n"); + return ret; + } di->vddadc_en_ac = true; } @@ -1556,7 +1561,12 @@ 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); + ret = regulator_enable(di->regu); + if (ret) { + dev_err(di->dev, + "Failed to enable regulator\n"); + return ret; + } di->vddadc_en_usb = true; } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/