net: rfkill: gpio: Switch to devm_acpi_dev_add_driver_gpios()

Switch to use managed variant of acpi_dev_add_driver_gpios() to simplify error path and fix potentially wrong assingment if ->probe() fails. Signed-off-by: Andy Shevchenko <[email protected]> Signed-off-by: Johannes Berg <[email protected]>
zarubaf · Jun 13, 2017 · 4524667 · 4524667
1 parent 6dad28a
commit 4524667
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
@@ -81,8 +81,7 @@ static int rfkill_gpio_acpi_probe(struct device *dev,
 
 	rfkill->type = (unsigned)id->driver_data;
 
-	return acpi_dev_add_driver_gpios(ACPI_COMPANION(dev),
-					 acpi_rfkill_default_gpios);
+	return devm_acpi_dev_add_driver_gpios(dev, acpi_rfkill_default_gpios);
 }
 
 static int rfkill_gpio_probe(struct platform_device *pdev)
@@ -154,8 +153,6 @@ static int rfkill_gpio_remove(struct platform_device *pdev)
 	rfkill_unregister(rfkill->rfkill_dev);
 	rfkill_destroy(rfkill->rfkill_dev);
 
-	acpi_dev_remove_driver_gpios(ACPI_COMPANION(&pdev->dev));
-
 	return 0;
 }