Messages in this thread Patch in this message | | | Subject | [PATCH 1/3] regulator: max8649: Use devm_* APIs | From | Axel Lin <> | Date | Sat, 07 Apr 2012 23:28:28 +0800 |
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Signed-off-by: Axel Lin <axel.lin@gmail.com> --- drivers/regulator/max8649.c | 19 ++++++------------- 1 files changed, 6 insertions(+), 13 deletions(-)
diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c index 2e9ffbe..f22e893 100644 --- a/drivers/regulator/max8649.c +++ b/drivers/regulator/max8649.c @@ -229,17 +229,18 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client, unsigned char data; int ret; - info = kzalloc(sizeof(struct max8649_regulator_info), GFP_KERNEL); + info = devm_kzalloc(&client->dev, sizeof(struct max8649_regulator_info), + GFP_KERNEL); if (!info) { dev_err(&client->dev, "No enough memory\n"); return -ENOMEM; } - info->regmap = regmap_init_i2c(client, &max8649_regmap_config); + info->regmap = devm_regmap_init_i2c(client, &max8649_regmap_config); if (IS_ERR(info->regmap)) { ret = PTR_ERR(info->regmap); dev_err(&client->dev, "Failed to allocate register map: %d\n", ret); - goto fail; + return ret; } info->dev = &client->dev; @@ -267,7 +268,7 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client, if (ret != 0) { dev_err(info->dev, "Failed to detect ID of MAX8649:%d\n", ret); - goto out; + return ret; } dev_info(info->dev, "Detected MAX8649 (ID:%x)\n", val); @@ -302,16 +303,10 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client, if (IS_ERR(info->regulator)) { dev_err(info->dev, "failed to register regulator %s\n", dcdc_desc.name); - ret = PTR_ERR(info->regulator); - goto out; + return PTR_ERR(info->regulator); } return 0; -out: - regmap_exit(info->regmap); -fail: - kfree(info); - return ret; } static int __devexit max8649_regulator_remove(struct i2c_client *client) @@ -321,8 +316,6 @@ static int __devexit max8649_regulator_remove(struct i2c_client *client) if (info) { if (info->regulator) regulator_unregister(info->regulator); - regmap_exit(info->regmap); - kfree(info); } return 0; -- 1.7.5.4
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