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>

1 files changed, 2 insertions, 10 deletions

diff --git a/drivers/hwmon/mc13783-adc.c b/drivers/hwmon/mc13783-adc.c
index ce86c5e3c2c2..cf47a59657a9 100644
--- a/drivers/hwmon/mc13783-adc.c
+++ b/drivers/hwmon/mc13783-adc.c
@@ -179,7 +179,7 @@ static int __init mc13783_adc_probe(struct platform_device *pdev)
         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 @@ static int __init mc13783_adc_probe(struct platform_device *pdev)
         /* 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_ts:
 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 @@ static int __devexit mc13783_adc_remove(struct platform_device *pdev)
 
         sysfs_remove_group(&pdev->dev.kobj, &mc13783_group_base);
 
-        platform_set_drvdata(pdev, NULL);
-        kfree(priv);
-
         return 0;
 }