more cleanup

Signed-off-by: Bryce Palmer <[email protected]>

openshift-kube-apiserver/admission/authorization/restrictusers/restrictusers.go

@@ -37,21 +37,15 @@ func Register(plugins *admission.Plugins) {
 				return nil, err
 			}
 
-            if cfg.OpenShiftOAuthDesiredState == v1alpha1.OpenShiftOAuthStateNotDesired {
+			if cfg != nil && cfg.OpenShiftOAuthDesiredState == v1alpha1.OpenShiftOAuthStateNotDesired {
 				klog.Infof("Admission plugin %q configured to expect the OpenShift oauth-apiserver as not being available. This is effectively the same as disabling the plugin, so it will be disabled.", RestrictSubjectBindingsPluginName)
-                return nil, nil
-            }
+				return nil, nil
+			}
 
 			return NewRestrictUsersAdmission()
 		})
 }
 
-func defaultConfig() *v1alpha1.RestrictSubjectBindingsAdmissionConfig {
-	return &v1alpha1.RestrictSubjectBindingsAdmissionConfig{
-		OpenShiftOAuthDesiredState: v1alpha1.OpenShiftOAuthStateDesired,
-	}
-}
-
 func readConfig(reader io.Reader) (*v1alpha1.RestrictSubjectBindingsAdmissionConfig, error) {
 	obj, err := helpers.ReadYAMLToInternal(reader, v1alpha1.Install)
 	if err != nil {