Merge pull request #4623 from nextcloud/fileinfo-mount-permissions

fix permissions of mountpoints

lib/private/Files/View.php

@@ -1351,8 +1351,12 @@ class View {
 				return false;
 			}
 
-			if ($mount instanceof MoveableMount && $internalPath === '') {
-				$data['permissions'] |= \OCP\Constants::PERMISSION_DELETE;
+			if ($internalPath === '') {
+				if ($mount instanceof MoveableMount) {
+					$data['permissions'] = $data['permissions'] | \OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE;
+				} else {
+					$data['permissions'] = $data['permissions'] & (\OCP\Constants::PERMISSION_ALL - (\OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_DELETE));
+				}
 			}
 
 			$owner = $this->getUserObjectForOwner($storage->getOwner($internalPath));