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authorGravatar Stanley Hopcroft <stanleyhopcroft@users.sourceforge.net> 2004-12-01 08:28:36 +0000
committerGravatar Stanley Hopcroft <stanleyhopcroft@users.sourceforge.net> 2004-12-01 08:28:36 +0000
commitdf11705edb0dc42b30d625081d43c4378dbe95b1 (patch)
tree4a7aa9eb78a0a32176352d13a19dd6ebf7d12ecf /plugins/netutils.c
parent68ecdb70054dffaf0732016795e9735b19350b5d (diff)
downloadmonitoring-plugins-df11705edb0dc42b30d625081d43c4378dbe95b1.tar.gz
1075725: patch to my_connect() to deal with SEGV if connect fails
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@960 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'plugins/netutils.c')
-rw-r--r--plugins/netutils.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/plugins/netutils.c b/plugins/netutils.c
index c99983f0..aee53d35 100644
--- a/plugins/netutils.c
+++ b/plugins/netutils.c
@@ -213,7 +213,7 @@ static int
my_connect (const char *host_name, int port, int *sd, int proto)
{
struct addrinfo hints;
- struct addrinfo *res;
+ struct addrinfo *res, *res0;
char port_str[6];
int result;
@@ -223,13 +223,14 @@ my_connect (const char *host_name, int port, int *sd, int proto)
hints.ai_socktype = (proto == IPPROTO_UDP) ? SOCK_DGRAM : SOCK_STREAM;
snprintf (port_str, sizeof (port_str), "%d", port);
- result = getaddrinfo (host_name, port_str, &hints, &res);
+ result = getaddrinfo (host_name, port_str, &hints, &res0);
if (result != 0) {
printf ("%s\n", gai_strerror (result));
return STATE_UNKNOWN;
}
else {
+ res = res0;
while (res) {
/* attempt to create a socket */
*sd = socket (res->ai_family, (proto == IPPROTO_UDP) ?
@@ -260,7 +261,7 @@ my_connect (const char *host_name, int port, int *sd, int proto)
close (*sd);
res = res->ai_next;
}
- freeaddrinfo (res);
+ freeaddrinfo (res0);
}
if (result == 0)