diff --git a/apps/files_sharing/lib/sharedmount.php b/apps/files_sharing/lib/sharedmount.php
index 84eb4e78773..79d6991264e 100644
--- a/apps/files_sharing/lib/sharedmount.php
+++ b/apps/files_sharing/lib/sharedmount.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
+ * Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
  * This file is licensed under the Affero General Public License version 3 or
  * later.
  * See the COPYING-README file.
@@ -14,7 +14,7 @@ use OC\Files\Mount\MoveableMount;
 use OC\Files\Storage\Shared;
 
 /**
- * Person mount points can be moved by the user
+ * Shared mount points can be moved by the user
  */
 class SharedMount extends Mount implements MoveableMount {
 	/**
diff --git a/apps/files_sharing/lib/sharedstorage.php b/apps/files_sharing/lib/sharedstorage.php
index c98cde0a8e9..ea0e420a5c4 100644
--- a/apps/files_sharing/lib/sharedstorage.php
+++ b/apps/files_sharing/lib/sharedstorage.php
@@ -293,6 +293,7 @@ class Shared extends \OC\Files\Storage\Common {
 		$relPath1 = $this->getMountPoint() . '/' . $path1;
 		$relPath2 = $this->getMountPoint() . '/' . $path2;
 
+		// check for update permissions on the share
 		if ($this->isUpdatable('')) {
 
 			$pathinfo = pathinfo($relPath1);
diff --git a/apps/files_sharing/tests/share.php b/apps/files_sharing/tests/share.php
index a81f84ef061..195fac461be 100644
--- a/apps/files_sharing/tests/share.php
+++ b/apps/files_sharing/tests/share.php
@@ -3,7 +3,7 @@
  * ownCloud
  *
  * @author Bjoern Schiessle
- * @copyright 2013 Bjoern Schiessle <schiessle@owncloud.com>
+ * @copyright 2014 Bjoern Schiessle <schiessle@owncloud.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
diff --git a/lib/private/files/mount/mount.php b/lib/private/files/mount/mount.php
index 7561cd7311b..04bccbcab87 100644
--- a/lib/private/files/mount/mount.php
+++ b/lib/private/files/mount/mount.php
@@ -142,6 +142,7 @@ class Mount {
 		} else {
 			$internalPath = substr($path, strlen($this->mountPoint));
 		}
+		// substr returns false instead of an empty string, we always want a string
 		return (string)$internalPath;
 	}