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authorPaul Jakma <paul.jakma@sun.com>2008-01-29 17:26:34 +0000
committerPaul Jakma <paul.jakma@sun.com>2008-01-29 17:26:34 +0000
commit90b68769a1a1d7623cae02be71b7a8e4094455ad (patch)
treef114b7a33eec1cde1fefcb3cadf89d68fa73b005 /bgpd/bgp_network.c
parent75f043990f9e3fe76a59605df8b0c1283a5b2ec6 (diff)
[bgpd] fix crash on startup if compiled IPv4-only
2008-01-29 Jorge Boncompte <jorge@dti2.net> * bgp_network.c: (bgp_socket) IPv4-only version crashes if -l is not used as address will be null.
Diffstat (limited to 'bgpd/bgp_network.c')
-rw-r--r--bgpd/bgp_network.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/bgpd/bgp_network.c b/bgpd/bgp_network.c
index 6b8c8a44..8452545d 100644
--- a/bgpd/bgp_network.c
+++ b/bgpd/bgp_network.c
@@ -296,7 +296,7 @@ bgp_socket (struct bgp *bgp, unsigned short port, char *address)
req.ai_flags = AI_PASSIVE;
req.ai_family = AF_UNSPEC;
req.ai_socktype = SOCK_STREAM;
- sprintf (port_str, "%d", port);
+ snprintf (port_str, sizeof(port_str), "%d", port);
port_str[sizeof (port_str) - 1] = '\0';
ret = getaddrinfo (address, port_str, &req, &ainfo);
@@ -380,11 +380,10 @@ bgp_socket (struct bgp *bgp, unsigned short port, char *address)
sin.sin_port = htons (port);
socklen = sizeof (struct sockaddr_in);
- ret = inet_aton(address, &sin.sin_addr);
-
- if (ret < 1)
+ if (address && ((ret = inet_aton(address, &sin.sin_addr)) < 1))
{
- zlog_err("bgp_socket: could not parse ip address %s: ", address, safe_strerror (errno));
+ zlog_err("bgp_socket: could not parse ip address %s: %s",
+ address, safe_strerror (errno));
return ret;
}
#ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN