hwmon: (gl518sm) 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>

diff --git a/drivers/hwmon/gl518sm.c b/drivers/hwmon/gl518sm.c
index 764a083..2c74673 100644 (file)
--- a/drivers/hwmon/gl518sm.c
+++ b/drivers/hwmon/gl518sm.c
@@ -544,11 +544,10 @@ static int gl518_probe(struct i2c_client *client,
        struct gl518_data *data;
        int err, revision;
 
-       data = kzalloc(sizeof(struct gl518_data), GFP_KERNEL);
-       if (!data) {
-               err = -ENOMEM;
-               goto exit;
-       }
+       data = devm_kzalloc(&client->dev, sizeof(struct gl518_data),
+                           GFP_KERNEL);
+       if (!data)
+               return -ENOMEM;
 
        i2c_set_clientdata(client, data);
        revision = gl518_read_value(client, GL518_REG_REVISION);
@@ -562,7 +561,7 @@ static int gl518_probe(struct i2c_client *client,
        /* Register sysfs hooks */
        err = sysfs_create_group(&client->dev.kobj, &gl518_group);
        if (err)
-               goto exit_free;
+               return err;
        if (data->type == gl518sm_r80) {
                err = sysfs_create_group(&client->dev.kobj, &gl518_group_r80);
                if (err)
@@ -581,9 +580,6 @@ exit_remove_files:
        sysfs_remove_group(&client->dev.kobj, &gl518_group);
        if (data->type == gl518sm_r80)
                sysfs_remove_group(&client->dev.kobj, &gl518_group_r80);
-exit_free:
-       kfree(data);
-exit:
        return err;
 }
 
@@ -617,7 +613,6 @@ static int gl518_remove(struct i2c_client *client)
        if (data->type == gl518sm_r80)
                sysfs_remove_group(&client->dev.kobj, &gl518_group_r80);
 
-       kfree(data);
        return 0;
 }