diff --git a/src/Illuminate/Cache/CacheManager.php b/src/Illuminate/Cache/CacheManager.php
index f100d11efad6..352ea6f50cc0 100755
--- a/src/Illuminate/Cache/CacheManager.php
+++ b/src/Illuminate/Cache/CacheManager.php
@@ -314,7 +314,11 @@ protected function getPrefix(array $config)
      */
     protected function getConfig($name)
     {
-        return $this->app['config']["cache.stores.{$name}"];
+        if (! is_null($name) && $name !== 'null') {
+            return $this->app['config']["cache.stores.{$name}"];
+        }
+
+        return ['driver' => 'null'];
     }
 
     /**