From c65133f9b93b19d2b515bbcc8cbab2647ba03e6e Mon Sep 17 00:00:00 2001
From: Franco Fichtner <franco@opnsense.org>
Date: Wed, 24 Aug 2022 12:46:48 +0200
Subject: [PATCH] firewall: one more PHP warning

---
 src/opnsense/mvc/app/library/OPNsense/Firewall/ForwardRule.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/opnsense/mvc/app/library/OPNsense/Firewall/ForwardRule.php b/src/opnsense/mvc/app/library/OPNsense/Firewall/ForwardRule.php
index 5249b5013..66315da92 100644
--- a/src/opnsense/mvc/app/library/OPNsense/Firewall/ForwardRule.php
+++ b/src/opnsense/mvc/app/library/OPNsense/Firewall/ForwardRule.php
@@ -145,7 +145,7 @@ class ForwardRule extends Rule
 
             // When reflection is enabled our ruleset should cover all
             $interflist = array($tmp['interface']);
-            if (empty($tmp['disabled']) && !$tmp['nordr'] && in_array($tmp['natreflection'], array("purenat", "enable"))) {
+            if (empty($tmp['disabled']) && !$tmp['nordr'] && in_array($tmp['natreflection'] ?? '', ['purenat', 'enable'])) {
                 $is_ipv4 = $this->isIpV4($tmp);
                 $reflinterf = $this->reflectionInterfaces($tmp['interface']);
                 foreach ($reflinterf as $interf) {