hwmon: (lm87) 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/lm87.c b/drivers/hwmon/lm87.c
index 314d147bf1ace891baec2a90e28df3c4d51b0d10..16e45d7021522d0eb60da181144810b3700711a9 100644 (file)
--- a/drivers/hwmon/lm87.c
+++ b/drivers/hwmon/lm87.c
@@ -898,11 +898,9 @@ static int lm87_probe(struct i2c_client *client, const struct i2c_device_id *id)
        struct lm87_data *data;
        int err;
 
-       data = kzalloc(sizeof(struct lm87_data), GFP_KERNEL);
-       if (!data) {
-               err = -ENOMEM;
-               goto exit;
-       }
+       data = devm_kzalloc(&client->dev, sizeof(struct lm87_data), GFP_KERNEL);
+       if (!data)
+               return -ENOMEM;
 
        i2c_set_clientdata(client, data);
        data->valid = 0;
@@ -923,7 +921,7 @@ static int lm87_probe(struct i2c_client *client, const struct i2c_device_id *id)
        /* Register sysfs hooks */
        err = sysfs_create_group(&client->dev.kobj, &lm87_group);
        if (err)
-               goto exit_free;
+               goto exit_stop;
 
        if (data->channel & CHAN_NO_FAN(0)) {
                err = sysfs_create_group(&client->dev.kobj, &lm87_group_in6);
@@ -972,10 +970,8 @@ static int lm87_probe(struct i2c_client *client, const struct i2c_device_id *id)
 
 exit_remove:
        lm87_remove_files(client);
-exit_free:
+exit_stop:
        lm87_write_value(client, LM87_REG_CONFIG, data->config);
-       kfree(data);
-exit:
        return err;
 }
 
@@ -987,7 +983,6 @@ static int lm87_remove(struct i2c_client *client)
        lm87_remove_files(client);
 
        lm87_write_value(client, LM87_REG_CONFIG, data->config);
-       kfree(data);
        return 0;
 }