From 6fc11aceb44c22726799170d115092b748d07338 Mon Sep 17 00:00:00 2001
From: Kurt Zeilenga <kurt@openldap.org>
Date: Wed, 28 Jul 1999 22:58:41 +0000
Subject: [PATCH] Fix index_change_values NULL vals bug (ITS#238)

---
 servers/slapd/back-ldbm/index.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/servers/slapd/back-ldbm/index.c b/servers/slapd/back-ldbm/index.c
index 80ad81b3ad..5560f39e68 100644
--- a/servers/slapd/back-ldbm/index.c
+++ b/servers/slapd/back-ldbm/index.c
@@ -302,7 +302,8 @@ index_change_values(
 	}
 
 
-	for ( i = 0; vals[i] != NULL; i++ ) {
+	if( vals != NULL ) {
+	  for ( i = 0; vals[i] != NULL; i++ ) {
 		/*
 		 * presence index entry
 		 */
@@ -412,6 +413,7 @@ index_change_values(
 		if ( bigbuf != NULL ) {
 			free( bigbuf );
 		}
+	  }
 	}
 	ldbm_cache_close( be, db );
 
-- 
2.47.2