loader: fix dlopen performance regression caused by fix for CVE-2017-0670 am: d6b25861 am: a5f74a4a -s ours am: 3c77ef53 am: 6cb0d4b2 am: 781c67bd am: 86662469 am: 9bc88caa am: 2542cfdb Change-Id: Ie9bce8dfd0722e50026a0aa5d1d81c70725fcd28