Merge pull request sonata-project#966 from enekochan/patch-2

Fix media access times increment in session variable

Resources/doc/reference/security.rst

@@ -117,7 +117,7 @@ Let's create the following strategy : a media can be downloaded only once per se
  return false;
  }
 
- $this->getSession()->set($this->sessionKey, $times++);
+ $this->getSession()->set($this->sessionKey, $times + 1);
 
  return true;
  }