hwmon: (mc13783-adc.c) Convert to use devm_ functions
Convert to use devm_ functions to reduce code size and simplify the code.
Cc: Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
diff --git a/drivers/hwmon/mc13783-adc.c b/drivers/hwmon/mc13783-adc.c
index ce86c5e..cf47a59 100644
--- a/drivers/hwmon/mc13783-adc.c
+++ b/drivers/hwmon/mc13783-adc.c
@@ -179,7 +179,7 @@
const struct platform_device_id *id = platform_get_device_id(pdev);
char *dash;
- priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
@@ -194,7 +194,7 @@
/* Register sysfs hooks */
ret = sysfs_create_group(&pdev->dev.kobj, &mc13783_group_base);
if (ret)
- goto out_err_create_base;
+ return ret;
if (id->driver_data & MC13783_ADC_16CHANS) {
ret = sysfs_create_group(&pdev->dev.kobj,
@@ -230,11 +230,6 @@
out_err_create_16chans:
sysfs_remove_group(&pdev->dev.kobj, &mc13783_group_base);
-out_err_create_base:
-
- platform_set_drvdata(pdev, NULL);
- kfree(priv);
-
return ret;
}
@@ -253,9 +248,6 @@
sysfs_remove_group(&pdev->dev.kobj, &mc13783_group_base);
- platform_set_drvdata(pdev, NULL);
- kfree(priv);
-
return 0;
}