From: Volker Lendecke <vl@samba.org>
Date: Tue, 8 May 2018 06:35:18 +0000 (+0200)
Subject: dsdb: Fix CID 1435453 Null pointer dereferences
X-Git-Tag: ldb-1.4.0~388
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=df16777ce4e3d2221b9215c523aa7d63e516db5f;p=thirdparty%2Fsamba.git

dsdb: Fix CID 1435453 Null pointer dereferences

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
---

diff --git a/source4/dsdb/samdb/ldb_modules/schema_load.c b/source4/dsdb/samdb/ldb_modules/schema_load.c
index fd19d105162..6a3001d05e4 100644
--- a/source4/dsdb/samdb/ldb_modules/schema_load.c
+++ b/source4/dsdb/samdb/ldb_modules/schema_load.c
@@ -82,6 +82,10 @@ static int schema_metadata_open(struct ldb_module *module)
 	filename = ldb_relative_path(ldb,
 				     tmp_ctx,
 				     "sam.ldb.d/metadata.tdb");
+	if (filename == NULL) {
+		talloc_free(tmp_ctx);
+		return ldb_module_oom(module);
+	}
 
 	open_flags = O_RDWR;
 	if (stat(filename, &statbuf) != 0) {