patch tsoome-feedback

*** 1054,1064 ****
          ip_quit++; /* set quit flag before signalling auxiliary threads */
  
          while (ip_xps != NULL)
                  ip_xprt_destroy(ip_xps);
  
-         if (ip_auth != NULL)
                  nvlist_free(ip_auth);
  
          ip_addr_cleanup();
  
          if (ip_domain_name != NULL)
--- 1054,1063 ----