diff --git a/src/Symfony/Bundle/FrameworkBundle/DataCollector/RouterDataCollector.php b/src/Symfony/Bundle/FrameworkBundle/DataCollector/RouterDataCollector.php
index ca54b0548d..f235fe8864 100644
--- a/src/Symfony/Bundle/FrameworkBundle/DataCollector/RouterDataCollector.php
+++ b/src/Symfony/Bundle/FrameworkBundle/DataCollector/RouterDataCollector.php
@@ -24,14 +24,14 @@ class RouterDataCollector extends BaseRouterDataCollector
 {
     public function guessRoute(Request $request, $controller)
     {
-        if (!$controller instanceof RedirectController) {
-            return parent::guessRoute($request, $controller);
-        }
-
         if (is_array($controller)) {
             $controller = $controller[0];
         }
 
+        if (!$controller instanceof RedirectController) {
+            return parent::guessRoute($request, $controller);
+        }
+
         if ($controller instanceof RedirectController) {
             return $request->attributes->get('_route');
         }