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

Change-Id: Id6f8e6908119ba309f555501b6bab6181cf16bec