From b77f1dafb9f35752bb9685323bcacb32a0e6ddc5 Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Thu, 14 Mar 2002 11:35:58 +0000
Subject: Fix 'iptables -p !' bug (segfault when `!' used without argument)

---
 extensions/libip6t_ipv6header.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'extensions/libip6t_ipv6header.c')

diff --git a/extensions/libip6t_ipv6header.c b/extensions/libip6t_ipv6header.c
index b1fcc04b..6e4986de 100644
--- a/extensions/libip6t_ipv6header.c
+++ b/extensions/libip6t_ipv6header.c
@@ -200,8 +200,7 @@ parse(int c, char **argv, int invert, unsigned int *flags,
 				exit_error(PARAMETER_PROBLEM,
 					"Only one `--header' allowed");
 
-			if (check_inverse(optarg, &invert))
-				optind++;
+			check_inverse(optarg, &invert, &optind, 0);
 
 			if (! (info->matchflags = parse_header(argv[optind-1])) )
 				exit_error(PARAMETER_PROBLEM, "ip6t_ipv6header: cannot parse header names");
-- 
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