From b4a377311504bbb29fe68a0349fc0ba6075641c2 Mon Sep 17 00:00:00 2001
From: Git'Fellow <12234510+solracsf@users.noreply.github.com>
Date: Fri, 3 Nov 2023 16:31:02 +0100
Subject: [PATCH] fix: reduce memory consumption of scans

Signed-off-by: Git'Fellow <12234510+solracsf@users.noreply.github.com>

Fix lint

Signed-off-by: Git'Fellow <12234510+solracsf@users.noreply.github.com>
---
 lib/private/Files/Cache/Cache.php | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/private/Files/Cache/Cache.php b/lib/private/Files/Cache/Cache.php
index 67d01bb699907..accbc2ce62990 100644
--- a/lib/private/Files/Cache/Cache.php
+++ b/lib/private/Files/Cache/Cache.php
@@ -599,9 +599,12 @@ private function removeChildren(ICacheEntry $entry) {
 			}
 
 			/** @var ICacheEntry[] $childFolders */
-			$childFolders = array_filter($children, function ($child) {
-				return $child->getMimeType() == FileInfo::MIMETYPE_FOLDER;
-			});
+			$childFolders = [];
+			foreach ($children as $child) {
+				if ($child->getMimeType() == FileInfo::MIMETYPE_FOLDER) {
+					$childFolders[] = $child;
+				}
+			}
 			foreach ($childFolders as $folder) {
 				$parentIds[] = $folder->getId();
 				$queue[] = $folder->getId();