From e69a0cf3a216c8647a6def4eee41ab01319ce90f Mon Sep 17 00:00:00 2001
From: Renato Botelho <garga@FreeBSD.org>
Date: Wed, 28 Jan 2015 11:38:25 -0200
Subject: [PATCH] Fix #4318 - gen_subnetv4_max() not working on 32bit

---
 etc/inc/util.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/etc/inc/util.inc b/etc/inc/util.inc
index e65d52cd0b9..5c12697be8c 100644
--- a/etc/inc/util.inc
+++ b/etc/inc/util.inc
@@ -349,7 +349,7 @@ function gen_subnetv4_max($ipaddr, $bits) {
 	if (is_ipaddrv4($ipaddr) && is_numericint($bits) && $bits <= 32) {
 		if ($bits == 32)
 			return $ipaddr;
-		return long2ip(ip2long($ipaddr) | (0xFFFFFFFF >> $bits));
+		return long2ip32(ip2long($ipaddr) | ~gen_subnet_mask_long($bits));
 	}
 	return "";
 }