From f8bfe19f1da1d31f94b6ba83af601311bebd2bf5 Mon Sep 17 00:00:00 2001
From: tsgoff <tobias.sgoff@sgoff.com>
Date: Wed, 18 Jan 2023 23:15:24 +0100
Subject: [PATCH] Update setup.php

php 8.1 deprecation for function_exists(): Passing null to parameter
---
 www/setup/setup.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/www/setup/setup.php b/www/setup/setup.php
index d9ca7af8..bf3cced7 100644
--- a/www/setup/setup.php
+++ b/www/setup/setup.php
@@ -101,7 +101,7 @@
 		unset($_POST['_ACTION']);
 		unset($_POST['_SUBMIT']);
 
-		$error = ((function_exists($action)) ? $action() : '');
+		$error = ((function_exists($action ?? '')) ? $action() : '');
 		if($configfile=='')  $error .= "<br>'configfile' for this step is missing";
 
 		if($error=='') {