[PATCH] libipt_helper

[Nicolas Bouliane <nib@cookinglinux.org>]

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Hi,

This trivial patch prevents from using `--helper` several time, which 
case would overwriting previous value.

Cheers :)

-acidfu

[-- Attachment #2: libipt_helper.c.patch --]
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Index: extensions/libipt_helper.c
===================================================================
--- extensions/libipt_helper.c	(revision 3540)
+++ extensions/libipt_helper.c	(working copy)
@@ -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';