From 9c6bc36be24e4c90abd3ef2033223fab97ca5341 Mon Sep 17 00:00:00 2001
From: jhall150 <jhall150@bloomberg.net>
Date: Thu, 31 Mar 2016 10:15:47 -0400
Subject: [PATCH] Don't pass IV to pycrypto when using MODE_CTR

* Fixes #713
---
 paramiko/transport.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paramiko/transport.py b/paramiko/transport.py
index 8eaa094..b286fc5 100644
--- a/paramiko/transport.py
+++ b/paramiko/transport.py
@@ -1667,7 +1667,7 @@ def _get_cipher(self, name, key, iv):
         elif name.endswith("-ctr"):
             # CTR modes, we need a counter
             counter = Counter.new(nbits=self._cipher_info[name]['block-size'] * 8, initial_value=util.inflate_long(iv, True))
-            return self._cipher_info[name]['class'].new(key, self._cipher_info[name]['mode'], iv, counter)
+            return self._cipher_info[name]['class'].new(key, self._cipher_info[name]['mode'], '', counter)
         else:
             return self._cipher_info[name]['class'].new(key, self._cipher_info[name]['mode'], iv)