From 6aaa5928e2f788268b0a10905747f4074971ceb5 Mon Sep 17 00:00:00 2001
From: slush0 <slush@satoshilabs.com>
Date: Mon, 27 Jun 2016 22:16:34 +0200
Subject: [PATCH] Fixed _write_chunk for hid_version==2

---
 trezorlib/transport_hid.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/trezorlib/transport_hid.py b/trezorlib/transport_hid.py
index 6ee531c17..aaea6a716 100644
--- a/trezorlib/transport_hid.py
+++ b/trezorlib/transport_hid.py
@@ -87,7 +87,7 @@ class _HidTransport(object):
             raise Exception("Unexpected data length")
 
         if self.hid_version == 2:
-            self.hid.write([0,] + chunk)
+            self.hid.write(b'\0' + chunk)
         else:
             self.hid.write(chunk)