dont need to explicitly pass by reference

diff --git a/lib/files/utils/scanner.php b/lib/files/utils/scanner.php
index da0cbd75f6535e96be4feade14aa56d6b1b91a54..7e1bc80bbc46eed15da525f29463c7fb8f4849a9 100644 (file)
--- a/lib/files/utils/scanner.php
+++ b/lib/files/utils/scanner.php
@@ -62,10 +62,10 @@ class Scanner extends PublicEmitter {
        protected function attachListener($mount) {
                $scanner = $mount->getStorage()->getScanner();
                $emitter = $this;
-               $scanner->listen('\OC\Files\Cache\Scanner', 'scanFile', function ($path) use ($mount, &$emitter) {
+               $scanner->listen('\OC\Files\Cache\Scanner', 'scanFile', function ($path) use ($mount, $emitter) {
                        $emitter->emit('\OC\Files\Utils\Scanner', 'scanFile', array($mount->getMountPoint() . $path));
                });
-               $scanner->listen('\OC\Files\Cache\Scanner', 'scanFolder', function ($path) use ($mount, &$emitter) {
+               $scanner->listen('\OC\Files\Cache\Scanner', 'scanFolder', function ($path) use ($mount, $emitter) {
                        $emitter->emit('\OC\Files\Utils\Scanner', 'scanFolder', array($mount->getMountPoint() . $path));
                });
        }