Check if the parent is writable to check if a file is deletable

diff --git a/lib/private/files/storage/common.php b/lib/private/files/storage/common.php
index 4799c86514236920b12e3d00fdb96006298f92ac..4680971b278c42007cd0bb376cd5edcad95954fd 100644 (file)
--- a/lib/private/files/storage/common.php
+++ b/lib/private/files/storage/common.php
@@ -95,7 +95,11 @@ abstract class Common implements \OC\Files\Storage\Storage {
        }
 
        public function isDeletable($path) {
-               return $this->isUpdatable($path);
+               if ($path === '' or $path === '/') {
+                       return false;
+               }
+               $parent = dirname($path);
+               return $this->isUpdatable($parent);
        }
 
        public function isSharable($path) {