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hwmon: (lm75) 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>
This commit is contained in:
Guenter Roeck 2012-06-02 09:58:08 -07:00
parent c5a4a91d24
commit 13ac7a0176
1 changed files with 3 additions and 6 deletions
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9
drivers/hwmon/lm75.c
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@ -156,7 +156,7 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id)
I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA))
return -EIO;
data = kzalloc(sizeof(struct lm75_data), GFP_KERNEL);
data = devm_kzalloc(&client->dev, sizeof(struct lm75_data), GFP_KERNEL);
if (!data)
return -ENOMEM;
@ -174,7 +174,7 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id)
status = lm75_read_value(client, LM75_REG_CONF);
if (status < 0) {
dev_dbg(&client->dev, "Can't read config? %d\n", status);
goto exit_free;
return status;
}
data->orig_conf = status;
new = status & ~clr_mask;
@ -186,7 +186,7 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id)
/* Register sysfs hooks */
status = sysfs_create_group(&client->dev.kobj, &lm75_group);
if (status)
goto exit_free;
return status;
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
@ -201,8 +201,6 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id)
exit_remove:
sysfs_remove_group(&client->dev.kobj, &lm75_group);
exit_free:
kfree(data);
return status;
}
@ -213,7 +211,6 @@ static int lm75_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &lm75_group);
lm75_write_value(client, LM75_REG_CONF, data->orig_conf);
kfree(data);
return 0;
}