loader: fix dlopen performance regression caused by fix for CVE-2017-0670 am: d6b25861d0 am: a5f74a4a80  -s ours am: 3c77ef5326 am: 6cb0d4b2aa am: 781c67bd62 am: 8666246971 am: 9bc88caa31 am: 2542cfdb44 am: ee7deb734d am: 46dfffdc67 am: 43475fdae4
am: ac62e82856

Change-Id: Ia52482412ae2c2a428c90f30c734ebdb2cad8a54