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authorGuenter Roeck <linux@roeck-us.net>2012-06-02 18:58:03 +0200
committerGuenter Roeck <linux@roeck-us.net>2012-09-24 06:08:31 +0200
commit3aa9d1df7e7abc91fb11bff41f389f3fc7b39eee (patch)
tree8d0ae9a8fe06d1d876c671572a7bf040012474f3
parenthwmon: (dme1737) Convert to use devm_ functions (diff)
downloadlinux-3aa9d1df7e7abc91fb11bff41f389f3fc7b39eee.tar.xz
linux-3aa9d1df7e7abc91fb11bff41f389f3fc7b39eee.zip
hwmon: (ds620) 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>
-rw-r--r--drivers/hwmon/ds620.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/hwmon/ds620.c b/drivers/hwmon/ds620.c
index 50663efad412..f1d6b422cf06 100644
--- a/drivers/hwmon/ds620.c
+++ b/drivers/hwmon/ds620.c
@@ -232,11 +232,10 @@ static int ds620_probe(struct i2c_client *client,
struct ds620_data *data;
int err;
- data = kzalloc(sizeof(struct ds620_data), GFP_KERNEL);
- if (!data) {
- err = -ENOMEM;
- goto exit;
- }
+ data = devm_kzalloc(&client->dev, sizeof(struct ds620_data),
+ GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
i2c_set_clientdata(client, data);
mutex_init(&data->update_lock);
@@ -247,7 +246,7 @@ static int ds620_probe(struct i2c_client *client,
/* Register sysfs hooks */
err = sysfs_create_group(&client->dev.kobj, &ds620_group);
if (err)
- goto exit_free;
+ return err;
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
@@ -261,9 +260,6 @@ static int ds620_probe(struct i2c_client *client,
exit_remove_files:
sysfs_remove_group(&client->dev.kobj, &ds620_group);
-exit_free:
- kfree(data);
-exit:
return err;
}
@@ -274,8 +270,6 @@ static int ds620_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &ds620_group);
- kfree(data);
-
return 0;
}