From 8951769cae5f1acc9b709ac676fffe26513d14f6 Mon Sep 17 00:00:00 2001
From: Michael Gapczynski <mtgap@owncloud.com>
Date: Sat, 15 Dec 2012 17:16:26 -0500
Subject: Check sub storage isn't null or false

---
 lib/files/view.php | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/lib/files/view.php b/lib/files/view.php
index 6d917bb585e..592c484a21c 100644
--- a/lib/files/view.php
+++ b/lib/files/view.php
@@ -697,10 +697,11 @@ class View {
 					$mountPoints = Filesystem::getMountPoints($path);
 					foreach ($mountPoints as $mountPoint) {
 						$subStorage = Filesystem::getStorage($mountPoint);
-						$subCache = $subStorage->getCache();
-						$rootEntry = $subCache->get('');
-
-						$data['size'] += $rootEntry['size'];
+						if ($subStorage) {
+							$subCache = $subStorage->getCache();
+							$rootEntry = $subCache->get('');
+							$data['size'] += $rootEntry['size'];
+						}
 					}
 				}
 
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