When a CIFS service exists and adtrust agents group does not have it as a member attribute (for whatever reason), re-running ipa-adtrust-install does not fix the inconsistency. Make the installer more robust by being able to fix the inconsistency. https://fedorahosted.org/freeipa/ticket/4464 Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>