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-rw-r--r--lib/private/Files/Storage/Common.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/private/Files/Storage/Common.php b/lib/private/Files/Storage/Common.php
index 2e6fcd95099..fd447d3fa86 100644
--- a/lib/private/Files/Storage/Common.php
+++ b/lib/private/Files/Storage/Common.php
@@ -230,7 +230,7 @@ abstract class Common implements Storage, ILockingStorage, IWriteStreamStorage {
$this->remove($target);
$dir = $this->opendir($source);
$this->mkdir($target);
- while ($file = readdir($dir)) {
+ while (($file = readdir($dir)) !== false) {
if (!Filesystem::isIgnoredDir($file)) {
if (!$this->copy($source . '/' . $file, $target . '/' . $file)) {
closedir($dir);