diff options
Diffstat (limited to 'extensions')
-rw-r--r-- | extensions/libipt_REDIRECT.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/extensions/libipt_REDIRECT.c b/extensions/libipt_REDIRECT.c index e29bf2ff..13195b0c 100644 --- a/extensions/libipt_REDIRECT.c +++ b/extensions/libipt_REDIRECT.c @@ -44,6 +44,9 @@ parse_ports(const char *arg, struct ip_nat_multi_range *mr) mr->range[0].flags |= IP_NAT_RANGE_PROTO_SPECIFIED; + if (strchr(arg, '.')) + exit_error(PARAMETER_PROBLEM, "IP address not permitted\n"); + port = atoi(arg); if (port == 0 || port > 65535) exit_error(PARAMETER_PROBLEM, "Port `%s' not valid\n", arg); |