From 21b586aa12ca35ccf54d4ddf66b0305e12e62a4d Mon Sep 17 00:00:00 2001
From: smos <seth.mos@dds.nl>
Date: Wed, 11 Apr 2012 21:20:44 +0200
Subject: [PATCH] Also validate IPv6 literals.

---
 etc/inc/util.inc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/etc/inc/util.inc b/etc/inc/util.inc
index 4c92396aa7..c176e1066b 100644
--- a/etc/inc/util.inc
+++ b/etc/inc/util.inc
@@ -425,6 +425,9 @@ function is_ipaddr($ipaddr) {
 
 /* returns true if $ipaddr is a valid IPv6 address */
 function is_ipaddrv6($ipaddr) {
+	if(preg_match("/\[([0-9a-f:]+)\]/i", $ipaddr, $match))
+		$ipaddr = $match[1];
+
 	$result = Net_IPv6::checkIPv6($ipaddr);
 	return $result;
 }