Fix socket creation in host_unreachable() (thanks to Bjrn Augestad)

This commit is contained in:
Brendan O'Dea 2004-11-15 02:26:20 +00:00
parent 834b1001ca
commit a4064493e1
2 changed files with 6 additions and 2 deletions

View file

@ -1,3 +1,6 @@
* ? Brendan O'Dea <bod@optusnet.com.au> 2.0.7
- Fix socket creation in host_unreachable() (thanks to Bjørn Augestad)
* Thu Nov 11 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.6
- Make BGP keepalive/hold time configurable
- Revise BGP config to use "router bgp AS" syntax (requires libcli >= 1.8.2)

5
icmp.c
View file

@ -1,6 +1,6 @@
// L2TPNS: icmp
char const *cvs_id_icmp = "$Id: icmp.c,v 1.3 2004-06-28 02:43:13 fred_nerk Exp $";
char const *cvs_id_icmp = "$Id: icmp.c,v 1.4 2004-11-15 02:26:20 bodea Exp $";
#include <arpa/inet.h>
#include <netdb.h>
@ -28,8 +28,9 @@ void host_unreachable(ipt destination, u16 id, ipt source, char *packet, int pac
int len = 0, on = 1, icmp_socket;
struct sockaddr_in whereto = {0};
if (!(icmp_socket = socket(AF_INET, SOCK_RAW, IPPROTO_RAW)))
if ((icmp_socket = socket(AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
return;
setsockopt(icmp_socket, IPPROTO_IP, IP_HDRINCL, (char *)&on, sizeof(on));
whereto.sin_addr.s_addr = destination;