From: Timothy Miller <theosib@gmail.com>
Date: Mon, 7 Sep 2009 10:01:58 +0000 (+0200)
Subject: s3:smbd: Fix bug 6696
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b6ce8928e88d92c5a5d703b52e6dc95a5c79d732;p=thirdparty%2Fsamba.git

s3:smbd: Fix bug 6696

smbd crashes when using mdns (not avahi) support
---

diff --git a/source/smbd/dnsregister.c b/source/smbd/dnsregister.c
index ff9be435a62..f02739ef8df 100644
--- a/source/smbd/dnsregister.c
+++ b/source/smbd/dnsregister.c
@@ -168,7 +168,7 @@ bool dns_register_smbd_reply(struct dns_reg_state *dns_state,
 {
 	int mdnsd_conn_fd = -1;
 
-	if (dns_state->srv_ref == NULL) {
+	if ((dns_state == NULL) || (dns_state->srv_ref == NULL)) {
 		return false;
 	}