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

Change-Id: I89d5e919ef7bc13df36df63baaeaff7517c0b962