diff --git a/src/Symfony/Component/HttpFoundation/Request.php b/src/Symfony/Component/HttpFoundation/Request.php
index afab299767..0cc341fc3b 100644
--- a/src/Symfony/Component/HttpFoundation/Request.php
+++ b/src/Symfony/Component/HttpFoundation/Request.php
@@ -546,9 +546,7 @@ class Request
     public function hasPreviousSession()
     {
         // the check for $this->session avoids malicious users trying to fake a session cookie with proper name
-        $sessionName = $this->hasSession() ? $this->session->getName() : null;
-
-        return $this->cookies->has($sessionName) && $this->hasSession();
+        return $this->hasSession() && $this->cookies->has($this->session->getName());
     }
 
     /**