Ticket 525 - Replication retry time attributes cannot be added
    
    Description: Coverity CID 12434 Dereference before null check
    introduced by commit dde9abef5ca71fc0557c66cabb99cb0a6f5e0332.
    
    https://fedorahosted.org/389/ticket/525
    
    Reviewed by rmeggins@redhat.com (Thank you, Rich!!)
    (cherry picked from commit bbe0a9974c673336f42788cecaebdb46ddad03f4)
    (cherry picked from commit 981c951cfc485f62f7207d42bcc563f0e50260e7)