linux-kernel - [PATCH 4/9] regulator: max8649: Use devm_regulator

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Date:	Wed,  4 Sep 2013 11:07:57 +0530
From:	Sachin Kamat <sachin.kamat@...aro.org>
To:	linux-kernel@...r.kernel.org
Cc:	broonie@...nel.org, sachin.kamat@...aro.org,
	kyungmin.park@...sung.com, myungjoo.ham@...sung.com,
	ldewangan@...dia.com, jack.yoo@...im-ic.com,
	haojian.zhuang@...vell.com, jonghwa3.lee@...sung.com
Subject: [PATCH 4/9] regulator: max8649: Use devm_regulator_register

devm_* simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@...aro.org>
---
 drivers/regulator/max8649.c |   14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c
index db6c9be..b2a808c 100644
--- a/drivers/regulator/max8649.c
+++ b/drivers/regulator/max8649.c
@@ -234,7 +234,8 @@ static int max8649_regulator_probe(struct i2c_client *client,
 	config.driver_data = info;
 	config.regmap = info->regmap;
 
-	info->regulator = regulator_register(&dcdc_desc, &config);
+	info->regulator = devm_regulator_register(&client->dev, &dcdc_desc,
+						  &config);
 	if (IS_ERR(info->regulator)) {
 		dev_err(info->dev, "failed to register regulator %s\n",
 			dcdc_desc.name);
@@ -244,16 +245,6 @@ static int max8649_regulator_probe(struct i2c_client *client,
 	return 0;
 }
 
-static int max8649_regulator_remove(struct i2c_client *client)
-{
-	struct max8649_regulator_info *info = i2c_get_clientdata(client);
-
-	if (info)
-		regulator_unregister(info->regulator);
-
-	return 0;
-}
-
 static const struct i2c_device_id max8649_id[] = {
 	{ "max8649", 0 },
 	{ }
@@ -262,7 +253,6 @@ MODULE_DEVICE_TABLE(i2c, max8649_id);
 
 static struct i2c_driver max8649_driver = {
 	.probe		= max8649_regulator_probe,
-	.remove		= max8649_regulator_remove,
 	.driver		= {
 		.name	= "max8649",
 	},
-- 
1.7.9.5

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