If relay IP is 0.0.0.0, don't use it

FreeRADIUS · Mar 14, 2014 · a3c25c7 · a3c25c7
1 parent 2027092
commit a3c25c7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/modules/proto_dhcp/dhcpd.c b/src/modules/proto_dhcp/dhcpd.c
@@ -457,7 +457,7 @@ static int dhcp_process(REQUEST *request)
 	 *	public IP, but the gateway a private one.
 	 */
 	vp = pairfind(request->reply->vps, 272, DHCP_MAGIC_VENDOR, TAG_ANY); /* DHCP-Relay-IP-Address */
-	if (vp) {
+	if (vp && (vp->vp_ipaddr != ntohl(INADDR_ANY))) {
 		RDEBUG("DHCP: Reply will be unicast to giaddr from original packet");
 		request->reply->dst_ipaddr.ipaddr.ip4addr.s_addr = vp->vp_ipaddr;
 		return 1;