diff options
Diffstat (limited to 'iptables/xtables-events.c')
| -rw-r--r-- | iptables/xtables-events.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/iptables/xtables-events.c b/iptables/xtables-events.c index 2600a250..d4542f0b 100644 --- a/iptables/xtables-events.c +++ b/iptables/xtables-events.c @@ -172,11 +172,15 @@ int xtables_events_main(int argc, char *argv[]) init_extensions4(); #endif + opterr = 0; while ((c = getopt_long(argc, argv, "c", options, NULL)) != -1) { switch (c) { case 'c': counters = true; break; + default: + print_usage(argv[0], XTABLES_VERSION); + exit(EXIT_FAILURE); } } |