From 4e646f61ed44a816ae02cc20ffa58404c2f75ca9 Mon Sep 17 00:00:00 2001
From: wdammak <26695620+wdammak@users.noreply.github.com>
Date: Mon, 28 Sep 2020 18:41:34 +0200
Subject: [PATCH] PHP 7.x

---
 classes/controller/AdminController.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/classes/controller/AdminController.php b/classes/controller/AdminController.php
index 0ee378e9b..029a7bdf9 100644
--- a/classes/controller/AdminController.php
+++ b/classes/controller/AdminController.php
@@ -3500,9 +3500,9 @@ class AdminControllerCore extends Controller
                 foreach ($languages as $language) {
                     if (($value = Tools::getValue($field_lang.'_'.$language['id_lang'])) !== false && !empty($value)) {
                         if (Tools::strtolower($function) == 'iscleanhtml' && Configuration::get('PS_ALLOW_HTML_IFRAME')) {
-                            $res = Validate::$function($value, true);
+                            $res = Validate::{$function}($value, true);
                         } else {
-                            $res = Validate::$function($value);
+                            $res = Validate::{$function}($value);
                         }
                         if (!$res) {
                             $this->errors[$field_lang.'_'.$language['id_lang']] = sprintf(