From 3a135f0c5f02dc7dbcd8dc6879fd9dc4260f72b0 Mon Sep 17 00:00:00 2001
From: Max Kunzelmann <maxdev@posteo.de>
Date: Wed, 23 Mar 2022 14:58:02 +0100
Subject: [PATCH] Set `mtime` to null instead of false if `getlastmodified`
 does not exist.

Signed-off-by: Max Kunzelmann <maxdev@posteo.de>
---
 lib/private/Files/Storage/DAV.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/private/Files/Storage/DAV.php b/lib/private/Files/Storage/DAV.php
index bd818bf33a2..568262d9817 100644
--- a/lib/private/Files/Storage/DAV.php
+++ b/lib/private/Files/Storage/DAV.php
@@ -587,7 +587,7 @@ class DAV extends Common {
 				return false;
 			}
 			return [
-				'mtime' => isset($response['{DAV:}getlastmodified']) ? strtotime($response['{DAV:}getlastmodified']) : false,
+				'mtime' => isset($response['{DAV:}getlastmodified']) ? strtotime($response['{DAV:}getlastmodified']) : null,
 				'size' => (int)isset($response['{DAV:}getcontentlength']) ? $response['{DAV:}getcontentlength'] : 0,
 			];
 		} catch (\Exception $e) {