summaryrefslogtreecommitdiffstats
path: root/extensions/libip6t_tcp.c
diff options
context:
space:
mode:
Diffstat (limited to 'extensions/libip6t_tcp.c')
-rw-r--r--extensions/libip6t_tcp.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/extensions/libip6t_tcp.c b/extensions/libip6t_tcp.c
index a049128..d89a346 100644
--- a/extensions/libip6t_tcp.c
+++ b/extensions/libip6t_tcp.c
@@ -38,24 +38,13 @@ static struct option opts[] = {
{0}
};
-static int
-service_to_port(const char *name)
-{
- struct servent *service;
-
- if ((service = getservbyname(name, "tcp")) != NULL)
- return ntohs((unsigned short) service->s_port);
-
- return -1;
-}
-
static u_int16_t
parse_tcp_port(const char *port)
{
unsigned int portnum;
if (string_to_number(port, 0, 65535, &portnum) != -1 ||
- (portnum = service_to_port(port)) != -1)
+ (portnum = service_to_port(port, "tcp")) != -1)
return (u_int16_t)portnum;
exit_error(PARAMETER_PROBLEM,