From 67d8518f2c5bcb611e569164d31ed760c8965064 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Sat, 9 Jan 2010 18:10:38 +1100
Subject: s4-drs: having no SPNs to change is not an error

---
 source4/rpc_server/drsuapi/writespn.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/source4/rpc_server/drsuapi/writespn.c b/source4/rpc_server/drsuapi/writespn.c
index 7c8ff3332b..8e20c88fae 100644
--- a/source4/rpc_server/drsuapi/writespn.c
+++ b/source4/rpc_server/drsuapi/writespn.c
@@ -103,6 +103,13 @@ WERROR dcesrv_drsuapi_DsWriteAccountSpn(struct dcesrv_call_state *dce_call, TALL
 				}
 				spn_count++;
 			}
+
+			if (msg->num_elements == 0) {
+				DEBUG(2,("No SPNs need changing on %s\n", ldb_dn_get_linearized(msg->dn)));
+				r->out.res->res1.status = WERR_OK;
+				return WERR_OK;
+			}
+
 			for (i=0;i<msg->num_elements;i++) {
 				switch (req->operation) {
 				case DRSUAPI_DS_SPN_OPERATION_ADD:
-- 
cgit