In access control we should check for sticky bit validations in case of rename, unlink, rmdir.
PATCH: http://patches.gluster.com/patch/7165 in release-3.1 (Access-Control : Sticky bit validation for rename, unlink and rmdir.)
PATCH: http://patches.gluster.com/patch/7359 in release-3.2 (Access-Control : Sticky bit validation for rename, unlink and rmdir.)