From: Mark Brown Date: Tue, 26 Jun 2012 10:16:58 +0000 (+0100) Subject: regulator: core: Check for failed voltage sets before checking for delay X-Git-Tag: firefly_0821_release~3680^2~2413^2~10 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5aff3a8b20c54888e199e863744848007f1f4120;p=firefly-linux-kernel-4.4.55.git regulator: core: Check for failed voltage sets before checking for delay There is no need to consider waiting for the voltage to ramp if we didn't manage to set it and looking at the return value is going to be cheaper than is_enabled(). Signed-off-by: Mark Brown --- diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 729b20d1c1de..890fa5eb770d 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -2143,7 +2143,7 @@ static int _regulator_do_set_voltage(struct regulator_dev *rdev, best_val = _regulator_get_voltage(rdev); /* Call set_voltage_time_sel if successfully obtained old_selector */ - if (_regulator_is_enabled(rdev) && ret == 0 && old_selector >= 0 && + if (ret == 0 && _regulator_is_enabled(rdev) && old_selector >= 0 && rdev->desc->ops->set_voltage_time_sel) { delay = rdev->desc->ops->set_voltage_time_sel(rdev,