linux-kernel - [PATCH] regulator: Factor out references to rdev in regulator_force

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Date:	Mon,  9 May 2011 11:41:02 +0200
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Liam Girdwood <lrg@...mlogic.co.uk>
Cc:	linux-kernel@...r.kernel.org, patches@...nsource.wolfsonmicro.com,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH] regulator: Factor out references to rdev in regulator_force_disable()

Don't go looking up the rdev pointer every time, just use a local variable
like everything else.

Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
---
 drivers/regulator/core.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index c5b3c50..58452ac 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1508,13 +1508,14 @@ static int _regulator_force_disable(struct regulator_dev *rdev,
  */
 int regulator_force_disable(struct regulator *regulator)
 {
+	struct regulator_dev *rdev = regulator->rdev;
 	struct regulator_dev *supply_rdev = NULL;
 	int ret;
 
-	mutex_lock(&regulator->rdev->mutex);
+	mutex_lock(&rdev->mutex);
 	regulator->uA_load = 0;
-	ret = _regulator_force_disable(regulator->rdev, &supply_rdev);
-	mutex_unlock(&regulator->rdev->mutex);
+	ret = _regulator_force_disable(rdev, &supply_rdev);
+	mutex_unlock(&rdev->mutex);
 
 	if (supply_rdev)
 		regulator_disable(get_device_regulator(rdev_get_dev(supply_rdev)));
-- 
1.7.4.1

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