From abcf0e8f23c6f17a7c7ba51280cc1d9a52b1c772 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Kuzn=C3=ADk?= <ondra@openldap.org>
Date: Mon, 29 Apr 2019 11:39:05 +0100
Subject: [PATCH] ITS#9015 Don't generate contextCSN on empty DB

---
 servers/slapd/overlays/syncprov.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/servers/slapd/overlays/syncprov.c b/servers/slapd/overlays/syncprov.c
index d24b18ce9e..1cbdfab471 100644
--- a/servers/slapd/overlays/syncprov.c
+++ b/servers/slapd/overlays/syncprov.c
@@ -3216,6 +3216,11 @@ syncprov_db_open(
 			/* Not in charge of this serverID, don't generate anything. */
 			goto out;
 		}
+		if ( !SLAP_SYNC_SUBENTRY( be ) && rc != LDAP_SUCCESS
+				&& rc != LDAP_NO_SUCH_ATTRIBUTE ) {
+			/* If the DB is genuinely empty, don't generate one either. */
+			goto out;
+		}
 		csn.bv_val = csnbuf;
 		csn.bv_len = sizeof( csnbuf );
 		slap_get_csn( op, &csn, 0 );