From d87f4d79c42deb84b51a0cac59f06cb55b93a199 Mon Sep 17 00:00:00 2001
From: Ad Schellevis <ad@opnsense.org>
Date: Fri, 30 Oct 2020 17:31:28 +0100
Subject: [PATCH] gateways: far gateway IPv6 for
 https://github.com/opnsense/core/issues/4436

(I'm not sure this works, let's ask for a test first)
---
 src/www/system_gateways_edit.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/www/system_gateways_edit.php b/src/www/system_gateways_edit.php
index 8c30a7f3d..c7ba69ceb 100644
--- a/src/www/system_gateways_edit.php
+++ b/src/www/system_gateways_edit.php
@@ -129,7 +129,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
                         }
                     }
 
-                    if (!$found) {
+                    if (!$found && !isset($pconfig['fargw'])) {
                         $input_errors[] = sprintf(gettext('The gateway address "%s" does not lie within one of the chosen interface\'s IPv6 subnets.'), $pconfig['gateway']);
                     }
                 }