diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c
index 6dcef4f199bb5900b5659b257f37c9647c1d8ad9..694a15a56230668c4eee12c7f5e7bc421a09cb0a 100644
--- a/drivers/platform/x86/apple-gmux.c
+++ b/drivers/platform/x86/apple-gmux.c
@@ -88,7 +88,7 @@ static int gmux_update_status(struct backlight_device *bd)
 	u32 brightness = bd->props.brightness;
 
 	if (bd->props.state & BL_CORE_SUSPENDED)
-		brightness = 0;
+		return 0;
 
 	/*
 	 * Older gmux versions require writing out lower bytes first then