From 0339f87d86aad41d73a6c20871d5d76cf6f9e6e5 Mon Sep 17 00:00:00 2001
From: cTn <ctndesigner@gmail.com>
Date: Sat, 22 Feb 2014 21:43:17 +0100
Subject: [PATCH] more robust approach

---
 js/backup_restore.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/backup_restore.js b/js/backup_restore.js
index dfd9922bc3..ecaf64901e 100644
--- a/js/backup_restore.js
+++ b/js/backup_restore.js
@@ -75,7 +75,7 @@ function configuration_backup() {
                                 if (!truncated) {
                                     // onwriteend will be fired again when truncation is finished
                                     truncated = true;
-                                    writer.truncate(serialized_config_object.length);
+                                    writer.truncate(blob.size);
                                     
                                     return;
                                 }