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hwmon: (max6642) Convert to use devm_ functions

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Convert to use devm_ functions to reduce code size and simplify the code.

Cc: Per Dalen <per.dalen@appeartv.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Guenter Roeck 2012-06-02 09:58:13 -07:00
parent 215690a4f1
commit 96f316c24c
1 changed files with 5 additions and 10 deletions
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15
drivers/hwmon/max6642.c
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@ -286,11 +286,10 @@ static int max6642_probe(struct i2c_client *new_client,
struct max6642_data *data;
int err;
data = kzalloc(sizeof(struct max6642_data), GFP_KERNEL);
if (!data) {
err = -ENOMEM;
goto exit;
}
data = devm_kzalloc(&new_client->dev, sizeof(struct max6642_data),
GFP_KERNEL);
if (!data)
return -ENOMEM;
i2c_set_clientdata(new_client, data);
mutex_init(&data->update_lock);
@ -301,7 +300,7 @@ static int max6642_probe(struct i2c_client *new_client,
/* Register sysfs hooks */
err = sysfs_create_group(&new_client->dev.kobj, &max6642_group);
if (err)
goto exit_free;
return err;
data->hwmon_dev = hwmon_device_register(&new_client->dev);
if (IS_ERR(data->hwmon_dev)) {
@ -313,9 +312,6 @@ static int max6642_probe(struct i2c_client *new_client,
exit_remove_files:
sysfs_remove_group(&new_client->dev.kobj, &max6642_group);
exit_free:
kfree(data);
exit:
return err;
}
@ -326,7 +322,6 @@ static int max6642_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &max6642_group);
kfree(data);
return 0;
}