Merge branch '2.2' into 2.3

* 2.2:
  Fixing singular form for kisses, accesses and addresses.
  fixed some circular references
  [Security] fixed a leak in ExceptionListener
  [Security] fixed a leak in the ContextListener
  Ignore posix_istatty warnings
  typos
  [HttpKernel] fixed route parameters storage in the Request data collector (closes #8867)
  Return BC compatibility for `@Route` parameters and default values

Conflicts:
	src/Symfony/Bundle/FrameworkBundle/Templating/Helper/FormHelper.php
	src/Symfony/Component/Console/Application.php

2 files changed, 7 insertions, 1 deletions

diff --git a/Http/Firewall/ContextListener.php b/Http/Firewall/ContextListener.php
index 8c71876..81ccbdc 100644
--- a/Http/Firewall/ContextListener.php
+++ b/Http/Firewall/ContextListener.php
@@ -38,6 +38,7 @@ class ContextListener implements ListenerInterface
     private $logger;
     private $userProviders;
     private $dispatcher;
+    private $registered;
 
     public function __construct(SecurityContextInterface $context, array $userProviders, $contextKey, LoggerInterface $logger = null, EventDispatcherInterface $dispatcher = null)
     {
@@ -65,8 +66,9 @@ class ContextListener implements ListenerInterface
      */
     public function handle(GetResponseEvent $event)
     {
-        if (null !== $this->dispatcher && HttpKernelInterface::MASTER_REQUEST === $event->getRequestType()) {
+        if (!$this->registered && null !== $this->dispatcher && HttpKernelInterface::MASTER_REQUEST === $event->getRequestType()) {
             $this->dispatcher->addListener(KernelEvents::RESPONSE, array($this, 'onKernelResponse'));
+            $this->registered = true;
         }
 
         $request = $event->getRequest();
diff --git a/Http/Firewall/ExceptionListener.php b/Http/Firewall/ExceptionListener.php
index 6554595..abbb460 100644
--- a/Http/Firewall/ExceptionListener.php
+++ b/Http/Firewall/ExceptionListener.php
@@ -76,6 +76,10 @@ class ExceptionListener
      */
     public function onKernelException(GetResponseForExceptionEvent $event)
     {
+        // we need to remove ourselves as the exception listener can be
+        // different depending on the Request
+        $event->getDispatcher()->removeListener(KernelEvents::EXCEPTION, array($this, 'onKernelException'));
+
         $exception = $event->getException();
         $request = $event->getRequest();