From aea89f6b5ecf3640e48b4e18287a5a4cc080b7dd Mon Sep 17 00:00:00 2001
From: Reiko Asakura <asakurareiko@protonmail.ch>
Date: Tue, 11 Apr 2023 16:49:07 -0400
Subject: [PATCH] net/upnp: Allow subnet mask 0 in rules

---
 net/upnp/src/www/services_upnp.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/upnp/src/www/services_upnp.php b/net/upnp/src/www/services_upnp.php
index bbd1436e9..3a73b5700 100644
--- a/net/upnp/src/www/services_upnp.php
+++ b/net/upnp/src/www/services_upnp.php
@@ -39,7 +39,7 @@ function miniupnpd_validate_ip($ip)
     $ip_array = [];
     $ip_array = explode('/', $ip);
     if (count($ip_array) == 2) {
-        if ($ip_array[1] < 1 || $ip_array[1] > 32) {
+        if ($ip_array[1] < 0 || $ip_array[1] > 32) {
             return false;
         }
     } elseif (count($ip_array) != 1) {