From a69c1b2ae1dd3f35ce255c0bf5ca66f4d7f1f888 Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Sun, 24 Sep 2017 11:20:06 +0200
Subject: [PATCH] [FrameworkBundle] Fix Routing\DelegatingLoader

---
 .../Bundle/FrameworkBundle/Routing/DelegatingLoader.php       | 2 +-
 .../Functional/Bundle/TestBundle/Resources/config/routing.yml | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Symfony/Bundle/FrameworkBundle/Routing/DelegatingLoader.php b/src/Symfony/Bundle/FrameworkBundle/Routing/DelegatingLoader.php
index 29f3072a897cd..fa07f832f894b 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Routing/DelegatingLoader.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Routing/DelegatingLoader.php
@@ -85,7 +85,7 @@ public function load($resource, $type = null)
         $this->loading = false;
 
         foreach ($collection->all() as $route) {
-            if (!$controller = $route->getDefault('_controller')) {
+            if (!is_string($controller = $route->getDefault('_controller')) || !$controller) {
                 continue;
             }
 
diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/Bundle/TestBundle/Resources/config/routing.yml b/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/Bundle/TestBundle/Resources/config/routing.yml
index 57d83eb9c649c..11b85a86d3299 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/Bundle/TestBundle/Resources/config/routing.yml
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/Bundle/TestBundle/Resources/config/routing.yml
@@ -44,3 +44,7 @@ fragment_home:
 fragment_inlined:
     path:     /fragment_inlined
     defaults: { _controller: TestBundle:Fragment:inlined }
+
+array_controller:
+    path:     /array_controller
+    defaults: { _controller: [ArrayController, someAction] }