platform: x86: Deletion of checks before backlight_device_unregister()
The backlight_device_unregister() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
For msi-wmi.c:
Acked-by: Anisse Astier <anisse@astier.eu>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 06362b7..a329469 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -1797,8 +1797,7 @@
rfkill_destroy(dev->bt_rfk);
}
- if (dev->backlight_dev)
- backlight_device_unregister(dev->backlight_dev);
+ backlight_device_unregister(dev->backlight_dev);
if (dev->illumination_supported)
led_classdev_unregister(&dev->led_dev);