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authorAxel Lin <axel.lin@gmail.com>2010-09-01 10:29:18 +0800
committerLiam Girdwood <lrg@slimlogic.co.uk>2010-09-01 12:59:35 +0100
commit58d463eec844f6381d63d04dc89d319ae3057ca9 (patch)
treeeff53b1e4ed4fd774b8069978da1347fbd93cab1 /drivers/regulator/ad5398.c
parent606b2f490fb80e55d05cf0e6cec0b6c0ff0fc18f (diff)
downloadlinux-58d463eec844f6381d63d04dc89d319ae3057ca9.tar.gz
regulator: ad5398 - fix a memory leak
In current implementation, the address return from regulator_register()
is different from the address for regulator_unregister().

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Sonic Zhang <sonic.zhang@analog.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'drivers/regulator/ad5398.c')
-rw-r--r--drivers/regulator/ad5398.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/regulator/ad5398.c b/drivers/regulator/ad5398.c
index d59d2f2314af..df1fb53c09d2 100644
--- a/drivers/regulator/ad5398.c
+++ b/drivers/regulator/ad5398.c
@@ -25,7 +25,7 @@ struct ad5398_chip_info {
 	unsigned int current_level;
 	unsigned int current_mask;
 	unsigned int current_offset;
-	struct regulator_dev rdev;
+	struct regulator_dev *rdev;
 };
 
 static int ad5398_calc_current(struct ad5398_chip_info *chip,
@@ -211,7 +211,6 @@ MODULE_DEVICE_TABLE(i2c, ad5398_id);
 static int __devinit ad5398_probe(struct i2c_client *client,
 				const struct i2c_device_id *id)
 {
-	struct regulator_dev *rdev;
 	struct regulator_init_data *init_data = client->dev.platform_data;
 	struct ad5398_chip_info *chip;
 	const struct ad5398_current_data_format *df =
@@ -233,9 +232,10 @@ static int __devinit ad5398_probe(struct i2c_client *client,
 	chip->current_offset = df->current_offset;
 	chip->current_mask = (chip->current_level - 1) << chip->current_offset;
 
-	rdev = regulator_register(&ad5398_reg, &client->dev, init_data, chip);
-	if (IS_ERR(rdev)) {
-		ret = PTR_ERR(rdev);
+	chip->rdev = regulator_register(&ad5398_reg, &client->dev,
+					init_data, chip);
+	if (IS_ERR(chip->rdev)) {
+		ret = PTR_ERR(chip->rdev);
 		dev_err(&client->dev, "failed to register %s %s\n",
 			id->name, ad5398_reg.name);
 		goto err;
@@ -254,7 +254,7 @@ static int __devexit ad5398_remove(struct i2c_client *client)
 {
 	struct ad5398_chip_info *chip = i2c_get_clientdata(client);
 
-	regulator_unregister(&chip->rdev);
+	regulator_unregister(chip->rdev);
 	kfree(chip);
 	i2c_set_clientdata(client, NULL);