From 542cd5d029e97c2e0c7c006a1ced12114c1bb6da Mon Sep 17 00:00:00 2001
From: Stefan Metzmacher <metze@samba.org>
Date: Fri, 6 Oct 2006 16:17:19 +0000
Subject: [PATCH] r19146: merge from samba3:

talloc_reference() can fail

metze
---
 source/lib/ldb/ldb_tdb/ldb_tdb_wrap.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/source/lib/ldb/ldb_tdb/ldb_tdb_wrap.c b/source/lib/ldb/ldb_tdb/ldb_tdb_wrap.c
index b28bf774507..c9eac013fcf 100644
--- a/source/lib/ldb/ldb_tdb/ldb_tdb_wrap.c
+++ b/source/lib/ldb/ldb_tdb/ldb_tdb_wrap.c
@@ -134,7 +134,9 @@ struct tdb_context *ltdb_wrap_open(TALLOC_CTX *mem_ctx,
 	if (stat(path, &st) == 0) {
 		for (w=tdb_list;w;w=w->next) {
 			if (st.st_dev == w->device && st.st_ino == w->inode) {
-				talloc_reference(mem_ctx, w);
+				if (!talloc_reference(mem_ctx, w)) {
+					return NULL;
+				}
 				return w->tdb;
 			}
 		}