From c4d21cf3fd61ec46a415869e4b091551769338ab Mon Sep 17 00:00:00 2001
From: olegkap_cp <olegkap@gmail.com>
Date: Sun, 2 Jan 2011 06:39:36 +0000
Subject: [PATCH] Fix previose checking "Null reference exception"

---
 Renci.SshClient/Renci.SshClient/Session.cs | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/Renci.SshClient/Renci.SshClient/Session.cs b/Renci.SshClient/Renci.SshClient/Session.cs
index ea78ea88..0f357bb2 100644
--- a/Renci.SshClient/Renci.SshClient/Session.cs
+++ b/Renci.SshClient/Renci.SshClient/Session.cs
@@ -1110,12 +1110,6 @@ namespace Renci.SshClient
                 this._clientMac = null;
             }
 
-            if (this._keyExchange != null)
-            {
-                this._keyExchange.Dispose();
-                this._keyExchange = null;
-            }
-
             //  Update negotiated algorithms
             this._serverCipher = this._keyExchange.CreateServerCipher();
             this._clientCipher = this._keyExchange.CreateClientCipher();