From 0fee6591b7f82bb293de7949297fc8db59b31f0d Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Sat, 2 Jun 2012 09:57:57 -0700 Subject: [PATCH] hwmon: (ad7414) Convert to use devm_ functions Convert to use devm_ functions to reduce code size and simplify the code. Signed-off-by: Guenter Roeck --- drivers/hwmon/ad7414.c | 21 +++++++-------------- 1 file changed, 7 insertions(+), 14 deletions(-) diff --git a/drivers/hwmon/ad7414.c b/drivers/hwmon/ad7414.c index 06d2d60..b420fb3 100644 --- a/drivers/hwmon/ad7414.c +++ b/drivers/hwmon/ad7414.c @@ -185,16 +185,13 @@ static int ad7414_probe(struct i2c_client *client, int err; if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA | - I2C_FUNC_SMBUS_READ_WORD_DATA)) { - err = -EOPNOTSUPP; - goto exit; - } + I2C_FUNC_SMBUS_READ_WORD_DATA)) + return -EOPNOTSUPP; - data = kzalloc(sizeof(struct ad7414_data), GFP_KERNEL); - if (!data) { - err = -ENOMEM; - goto exit; - } + data = devm_kzalloc(&client->dev, sizeof(struct ad7414_data), + GFP_KERNEL); + if (!data) + return -ENOMEM; i2c_set_clientdata(client, data); mutex_init(&data->lock); @@ -214,7 +211,7 @@ static int ad7414_probe(struct i2c_client *client, /* Register sysfs hooks */ err = sysfs_create_group(&client->dev.kobj, &ad7414_group); if (err) - goto exit_free; + return err; data->hwmon_dev = hwmon_device_register(&client->dev); if (IS_ERR(data->hwmon_dev)) { @@ -226,9 +223,6 @@ static int ad7414_probe(struct i2c_client *client, exit_remove: sysfs_remove_group(&client->dev.kobj, &ad7414_group); -exit_free: - kfree(data); -exit: return err; } @@ -238,7 +232,6 @@ static int __devexit ad7414_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &ad7414_group); - kfree(data); return 0; } -- 2.7.4