From 674625ebe212d2603f57268f7c38c387db3555c9 Mon Sep 17 00:00:00 2001 From: Denis Kenzior Date: Tue, 29 Jun 2010 11:55:18 -0500 Subject: [PATCH] ppp: Don't accept 0 ip-addr/dns1/dns2 --- gatchat/ppp_ipcp.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/gatchat/ppp_ipcp.c b/gatchat/ppp_ipcp.c index f3456070..d64bdedd 100644 --- a/gatchat/ppp_ipcp.c +++ b/gatchat/ppp_ipcp.c @@ -330,19 +330,20 @@ static enum rcr_result ipcp_server_rcr(struct ipcp_data *ipcp, case IP_ADDRESS: memcpy(&addr, data, 4); - FILL_IP(nak_options, addr != ipcp->peer_addr, + FILL_IP(nak_options, + addr != ipcp->peer_addr || addr == 0, type, &ipcp->peer_addr); break; case PRIMARY_DNS_SERVER: memcpy(&addr, data, 4); - FILL_IP(nak_options, addr != ipcp->dns1, + FILL_IP(nak_options, addr != ipcp->dns1 || addr == 0, type, &ipcp->dns1); break; case SECONDARY_DNS_SERVER: memcpy(&addr, data, 4); - FILL_IP(nak_options, addr != ipcp->dns2, + FILL_IP(nak_options, addr != ipcp->dns2 || addr == 0, type, &ipcp->dns2); break; default: