From: Volker Lendecke <vl@samba.org>
Date: Sun, 20 Feb 2011 14:08:41 +0000 (+0100)
Subject: s3: Protect tldap_errstr against a NULL ld
X-Git-Tag: tevent-0.9.11~475
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e99d1de3c4fe3c1ff678270f51ef7e6d3812e878;p=thirdparty%2Fsamba.git

s3: Protect tldap_errstr against a NULL ld
---

diff --git a/source3/lib/tldap_util.c b/source3/lib/tldap_util.c
index b83a1b75f02..8f7ad883ef1 100644
--- a/source3/lib/tldap_util.c
+++ b/source3/lib/tldap_util.c
@@ -337,7 +337,9 @@ const char *tldap_errstr(TALLOC_CTX *mem_ctx, struct tldap_context *ld, int rc)
 	const char *ld_error = NULL;
 	char *res;
 
-	ld_error = tldap_msg_diagnosticmessage(tldap_ctx_lastmsg(ld));
+	if (ld != NULL) {
+		ld_error = tldap_msg_diagnosticmessage(tldap_ctx_lastmsg(ld));
+	}
 	res = talloc_asprintf(mem_ctx, "LDAP error %d (%s), %s", rc,
 			      tldap_err2string(rc),
 			      ld_error ? ld_error : "unknown");