hwmon: (ads1015) Convert to use devm_ functions

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

Cc: Dirk Eibach <eibach@gdsys.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

1 files changed, 4 insertions, 8 deletions

diff --git a/drivers/hwmon/ads1015.c b/drivers/hwmon/ads1015.c
index 1958f03efd7a..2798246ad814 100644
--- a/drivers/hwmon/ads1015.c
+++ b/drivers/hwmon/ads1015.c
@@ -156,7 +156,6 @@ static int ads1015_remove(struct i2c_client *client)
         hwmon_device_unregister(data->hwmon_dev);
         for (k = 0; k < ADS1015_CHANNELS; ++k)
                 device_remove_file(&client->dev, &ads1015_in[k].dev_attr);
-        kfree(data);
         return 0;
 }
 
@@ -254,11 +253,10 @@ static int ads1015_probe(struct i2c_client *client,
         int err;
         unsigned int k;
 
-        data = kzalloc(sizeof(struct ads1015_data), GFP_KERNEL);
-        if (!data) {
-                err = -ENOMEM;
-                goto exit;
-        }
+        data = devm_kzalloc(&client->dev, sizeof(struct ads1015_data),
+                            GFP_KERNEL);
+        if (!data)
+                return -ENOMEM;
 
         i2c_set_clientdata(client, data);
         mutex_init(&data->update_lock);
@@ -284,8 +282,6 @@ static int ads1015_probe(struct i2c_client *client,
 exit_remove:
         for (k = 0; k < ADS1015_CHANNELS; ++k)
                 device_remove_file(&client->dev, &ads1015_in[k].dev_attr);
-        kfree(data);
-exit:
         return err;
 }