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authorGuenter Roeck <linux@roeck-us.net>2012-06-02 20:35:53 +0200
committerGuenter Roeck <linux@roeck-us.net>2012-07-22 06:48:42 +0200
commitf625e0fd513fa12cfabec9ed19f71a9bd7dd60e1 (patch)
tree20ff4e4806e2f446e6b528910611251dc72d244e /drivers/hwmon/tmp421.c
parenthwmon: (tmp401) Convert to use devm_ functions (diff)
downloadlinux-f625e0fd513fa12cfabec9ed19f71a9bd7dd60e1.tar.xz
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hwmon: (tmp421) 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>
Diffstat (limited to 'drivers/hwmon/tmp421.c')
-rw-r--r--drivers/hwmon/tmp421.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c
index 8fac87a38544..6a8ded29f1ed 100644
--- a/drivers/hwmon/tmp421.c
+++ b/drivers/hwmon/tmp421.c
@@ -267,7 +267,8 @@ static int tmp421_probe(struct i2c_client *client,
struct tmp421_data *data;
int err;
- data = kzalloc(sizeof(struct tmp421_data), GFP_KERNEL);
+ data = devm_kzalloc(&client->dev, sizeof(struct tmp421_data),
+ GFP_KERNEL);
if (!data)
return -ENOMEM;
@@ -277,11 +278,11 @@ static int tmp421_probe(struct i2c_client *client,
err = tmp421_init_client(client);
if (err)
- goto exit_free;
+ return err;
err = sysfs_create_group(&client->dev.kobj, &tmp421_group);
if (err)
- goto exit_free;
+ return err;
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
@@ -293,10 +294,6 @@ static int tmp421_probe(struct i2c_client *client,
exit_remove:
sysfs_remove_group(&client->dev.kobj, &tmp421_group);
-
-exit_free:
- kfree(data);
-
return err;
}
@@ -307,8 +304,6 @@ static int tmp421_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &tmp421_group);
- kfree(data);
-
return 0;
}