From 91e074be31e7d6f98fc0a25f5e718f41531c0d5d Mon Sep 17 00:00:00 2001
From: madsi1m <11512591+madsi1m@users.noreply.github.com>
Date: Wed, 22 Aug 2018 16:47:09 +1000
Subject: [PATCH] [stable10] don't crash on filescan where folder has symlink
 (#32407)

don't crash on filescan where folder has symlink

$data['size'] does not exist for symlink files
---
 lib/private/Files/Cache/Scanner.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/private/Files/Cache/Scanner.php b/lib/private/Files/Cache/Scanner.php
index 8ff4d1ab19b6..be3847625930 100644
--- a/lib/private/Files/Cache/Scanner.php
+++ b/lib/private/Files/Cache/Scanner.php
@@ -431,7 +431,7 @@ private function handleChildren($path, $recursive, $reuse, $folderId, $lock, &$s
 					} elseif ($data['mimetype'] === 'httpd/unix-directory' and $recursive === self::SCAN_RECURSIVE_INCOMPLETE and $data['size'] === -1) {
 						// only recurse into folders which aren't fully scanned
 						$childQueue[$child] = $data['fileid'];
-					} elseif ($data['size'] === -1) {
+					} elseif (!isset($data['size']) || $data['size'] === -1) {
 						$size = -1;
 					} elseif ($size !== -1) {
 						$size += $data['size'];