From a63ae0d061b1eb4189ba4f98d35fa3dd8f47d0c9 Mon Sep 17 00:00:00 2001
From: kaber <kaber>
Date: Tue, 21 Sep 2004 10:43:45 +0000
Subject: [PATCH] limit match does not support invert, warn about it. Closes
 bugzilla #95 (Phil Oester)

---
 extensions/libipt_limit.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

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 @@ parse(int c, char **argv, int invert, unsigned int *flags,
 
 	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 @@ parse(int c, char **argv, int invert, unsigned int *flags,
 		return 0;
 	}
 
+	if (invert)
+		exit_error(PARAMETER_PROBLEM,
+			   "limit does not support invert");
+
 	return 1;
 }
 
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