[netfilter-cvslog] r3553 - trunk/iptables/extensions

[kaber at netfilter.org]

Author: kaber at netfilter.org
Date: 2005-01-03 00:34:48 +0100 (Mon, 03 Jan 2005)
New Revision: 3553

Modified:
   trunk/iptables/extensions/libipt_helper.c
Log:
Prevent user from using --helper multiple times (Nicolas Bouliane <nib at cookinglinux.org>)


Modified: trunk/iptables/extensions/libipt_helper.c
===================================================================
--- trunk/iptables/extensions/libipt_helper.c	2005-01-02 23:33:12 UTC (rev 3552)
+++ trunk/iptables/extensions/libipt_helper.c	2005-01-02 23:34:48 UTC (rev 3553)
@@ -44,6 +44,9 @@
 
 	switch (c) {
 	case '1':
+		if (*flags)
+			exit_error(PARAMETER_PROBLEM,
+					"helper match: Only use --helper ONCE!");
 		check_inverse(optarg, &invert, &invert, 0);
 		strncpy(info->name, optarg, 29);
 		info->name[29] = '\0';