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hwmon: (lm93) Convert to use devm_ functions 

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

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>
hifive-unleashed-5.1
Guenter Roeck 2012-06-02 09:58:11 -07:00
parent 705375cc41
commit 4a8ad25af5
1 changed files with 4 additions and 10 deletions
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14
drivers/hwmon/lm93.c
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@ -2738,15 +2738,13 @@ static int lm93_probe(struct i2c_client *client,
} else {
dev_dbg(&client->dev, "detect failed, "
"smbus byte and/or word data not supported!\n");
err = -ENODEV;
goto err_out;
return -ENODEV;
}
data = kzalloc(sizeof(struct lm93_data), GFP_KERNEL);
data = devm_kzalloc(&client->dev, sizeof(struct lm93_data), GFP_KERNEL);
if (!data) {
dev_dbg(&client->dev, "out of memory!\n");
err = -ENOMEM;
goto err_out;
return -ENOMEM;
}
i2c_set_clientdata(client, data);
@ -2760,7 +2758,7 @@ static int lm93_probe(struct i2c_client *client,
err = sysfs_create_group(&client->dev.kobj, &lm93_attr_grp);
if (err)
goto err_free;
return err;
/* Register hwmon driver class */
data->hwmon_dev = hwmon_device_register(&client->dev);
@ -2770,9 +2768,6 @@ static int lm93_probe(struct i2c_client *client,
err = PTR_ERR(data->hwmon_dev);
dev_err(&client->dev, "error registering hwmon device.\n");
sysfs_remove_group(&client->dev.kobj, &lm93_attr_grp);
err_free:
kfree(data);
err_out:
return err;
}
@ -2783,7 +2778,6 @@ static int lm93_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &lm93_attr_grp);
kfree(data);
return 0;
}