[BUGFIX] Use proper fallback value of files per page in file list module

In case TSconfig options.file_list.filesPerPage is not defined the
resulting value falls back to 1 - however this should be the same as
defined in FileList::$iLimit, which is 40 per default.

Resolves: #85043
Releases: master
Change-Id: I33b024b81697350aeae54251e1ea66a36efc4d43
Reviewed-on: https://review.typo3.org/57003


Reviewed-by: Ralf Zimmermann <ralf.zimmermann@tritum.de>
Tested-by: Ralf Zimmermann <ralf.zimmermann@tritum.de>
Reviewed-by: Björn Jacob <bjoern.jacob@tritum.de>
Tested-by: Björn Jacob <bjoern.jacob@tritum.de>
Reviewed-by: Susanne Moog <susanne.moog@typo3.org>
Tested-by: Susanne Moog <susanne.moog@typo3.org>

typo3/sysext/filelist/Classes/FileList.php

@@ -289,7 +289,7 @@ class FileList
         $this->fileListController = $fileListController;
         $this->thumbnailConfiguration = GeneralUtility::makeInstance(ThumbnailConfiguration::class);
         $this->iLimit = MathUtility::forceIntegerInRange(
-            $backendUser->getTSConfig()['options.']['file_list.']['filesPerPage'] ?? 1,
+            $backendUser->getTSConfig()['options.']['file_list.']['filesPerPage'] ?? $this->iLimit,
             1
         );
     }