fix admin auth redirect when logged

application/modules/admin/controllers/AuthController.php

@@ -37,6 +37,9 @@ class Admin_AuthController extends Zend_Controller_Action {
     $this->view->message = '';
     $this->view->redirect = $this->_processRedirect();
 
+    if ( Class_Users::isCurrentUserCanAccesBackend() )
+      return $this->_redirect($this->view->redirect);
+
     if (!$this->_request->isPost())
       return;
 
@@ -54,7 +57,7 @@ class Admin_AuthController extends Zend_Controller_Action {
       return;
 
     if ($this->view->redirect)
-      $this->_redirect($this->view->redirect);
+      return $this->_redirect($this->view->redirect);
   }