linux-kernel - [PATCH 1/2] regulator: core: Only delay if we successfully set the voltage

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Date:	Tue, 26 Jun 2012 11:26:21 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Liam Girdwood <lrg@...com>
Cc:	linux-kernel@...r.kernel.org, Axel Lin <axel.lin@...il.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH 1/2] regulator: core: Only delay if we successfully set the voltage

There is no need to wait for the voltage to ramp if we didn't manage to
set it.

Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
---
 drivers/regulator/core.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 30ecb49..9f28f2f 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2131,7 +2131,8 @@ 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) && ret == 0 && old_selector >= 0 &&
 	    rdev->desc->ops->set_voltage_time_sel) {
 
 		delay = rdev->desc->ops->set_voltage_time_sel(rdev,
-- 
1.7.10

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