From 5edb7f34f551d88911838f8519023127fd1c4d00 Mon Sep 17 00:00:00 2001
From: Oliver Bartsch <bo@cedev.de>
Date: Mon, 20 Nov 2023 16:30:30 +0100
Subject: [PATCH] [BUGFIX] Prevent deprecation notice in InputLinkElement

Add missing typecast to prevent deprecation notice.

Resolves: #102396
Releases: 11.5
Change-Id: I49f22bac872b2485cb282ce26121a06e08f87810
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/81802
Reviewed-by: Nikita Hovratov <nikita.h@live.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Nikita Hovratov <nikita.h@live.de>
---
 typo3/sysext/backend/Classes/Form/Element/InputLinkElement.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/typo3/sysext/backend/Classes/Form/Element/InputLinkElement.php b/typo3/sysext/backend/Classes/Form/Element/InputLinkElement.php
index 724101b29db9..8dc79f5d7d47 100644
--- a/typo3/sysext/backend/Classes/Form/Element/InputLinkElement.php
+++ b/typo3/sysext/backend/Classes/Form/Element/InputLinkElement.php
@@ -228,7 +228,7 @@ public function render()
         $expansionHtml[] =              '<button class="btn btn-default t3js-form-field-inputlink-explanation-toggle" type="button" title="' . htmlspecialchars($toggleButtonTitle) . '">';
         $expansionHtml[] =                  $this->iconFactory->getIcon('actions-version-workspaces-preview-link', Icon::SIZE_SMALL)->render();
         $expansionHtml[] =              '</button>';
-        $expansionHtml[] =              '<input type="hidden" name="' . $parameterArray['itemFormElName'] . '" value="' . htmlspecialchars($itemValue) . '" />';
+        $expansionHtml[] =              '<input type="hidden" name="' . $parameterArray['itemFormElName'] . '" value="' . htmlspecialchars((string)$itemValue) . '" />';
         $expansionHtml[] =          '</div>';
         $expansionHtml[] =      '</div>';
         if (!empty($valuePickerHtml) || !empty($fieldControlHtml)) {