if err := v.validateDeploymentLabel(istioNamespace, un, writer); err != nil {
			return nil, err
		}
		return nil, nil
	}

	if un.GetAPIVersion() == istioV1Alpha1.IstioOperatorGVK.GroupVersion().String() {
		if un.GetKind() == istioV1Alpha1.IstioOperatorGVK.Kind {
			if err := checkFields(un); err != nil {
				return nil, err
			}
			// IstioOperator isn't part of pkg/config/schema/collections,