s4-drs: fixed msdcs DNS name in getncchanges

diff --git a/source4/rpc_server/drsuapi/getncchanges.c b/source4/rpc_server/drsuapi/getncchanges.c
index 2abab787bc5d72f41f7987d84e717a9993dfa5a8..ca24b3deecf65b9c325addac6440052ecbb340ba 100644 (file)
--- a/source4/rpc_server/drsuapi/getncchanges.c
+++ b/source4/rpc_server/drsuapi/getncchanges.c
@@ -1735,9 +1735,8 @@ WERROR dcesrv_drsuapi_DsGetNCChanges(struct dcesrv_call_state *dce_call, TALLOC_
                DEBUG(3,("UpdateRefs on getncchanges for %s\n",
                         GUID_string(mem_ctx, &req10->destination_dsa_guid)));
                ureq.naming_context = ncRoot;
-               ureq.dest_dsa_dns_name = talloc_asprintf(mem_ctx, "%s._msdcs.%s",
-                                                        GUID_string(mem_ctx, &req10->destination_dsa_guid),
-                                                        lpcfg_dnsdomain(dce_call->conn->dce_ctx->lp_ctx));
+               ureq.dest_dsa_dns_name = samdb_ntds_msdcs_dns_name(b_state->sam_ctx, mem_ctx,
+                                                                  &req10->destination_dsa_guid);
                if (!ureq.dest_dsa_dns_name) {
                        return WERR_NOMEM;
                }