limit match does not support invert, warn about it. Closes bugzilla #95 (Phil Oester)
diff --git a/extensions/libipt_limit.c b/extensions/libipt_limit.c
index 4d52040..2b15580 100644
--- a/extensions/libipt_limit.c
+++ b/extensions/libipt_limit.c
@@ -104,19 +104,14 @@
switch(c) {
case '%':
- if (check_inverse(optarg, &invert, NULL, 0))
- exit_error(PARAMETER_PROBLEM,
- "Unexpected `!' after --limit");
+ if (check_inverse(argv[optind-1], &invert, &optind, 0)) break;
if (!parse_rate(optarg, &r->avg))
exit_error(PARAMETER_PROBLEM,
"bad rate `%s'", optarg);
break;
case '$':
- if (check_inverse(optarg, &invert, NULL, 0))
- exit_error(PARAMETER_PROBLEM,
- "Unexpected `!' after --limit-burst");
-
+ if (check_inverse(argv[optind-1], &invert, &optind, 0)) break;
if (string_to_number(optarg, 0, 10000, &num) == -1)
exit_error(PARAMETER_PROBLEM,
"bad --limit-burst `%s'", optarg);
@@ -127,6 +122,10 @@
return 0;
}
+ if (invert)
+ exit_error(PARAMETER_PROBLEM,
+ "limit does not support invert");
+
return 1;
}