diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index 62c8a8b8af2d54b543c0d5f142035e6f9b0280af..20ffbedac524b789d3955191d298b0594e536f4d 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -1696,8 +1696,7 @@ static void __init of_unittest_overlay_8(void)
 
 		overlay_name = overlay_name_from_nr(overlay_nr + i);
 
-		ret = overlay_data_apply(overlay_name, &ovcs_id);
-		if (ret < 0)  {
+		if (!overlay_data_apply(overlay_name, &ovcs_id)) {
 			unittest(0, "could not apply overlay \"%s\"\n",
 					overlay_name);
 			return;