From 180fbcdac6e5120f234adf5d4cdb27dd94877ddc Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Tue, 19 Aug 2014 11:03:08 -0400
Subject: [PATCH] ignore zero length packets

---
 SSU.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/SSU.cpp b/SSU.cpp
index 374eaa78..bc49030a 100644
--- a/SSU.cpp
+++ b/SSU.cpp
@@ -87,7 +87,8 @@ namespace ssu
 		{
 			if (m_State == eSessionStateEstablished)
 				ScheduleTermination ();
-
+			
+			if (!len) return; // ignore zero-length packets	
 			if (m_IsSessionKey && Validate (buf, len, m_MacKey)) // try session key first
 				DecryptSessionKey (buf, len);	
 			else 
@@ -820,7 +821,7 @@ namespace ssu
 			// encrypt message with session key
 			FillHeaderAndEncrypt (PAYLOAD_TYPE_SESSION_DESTROYED, buf, 48);
 			Send (buf, 48);
-			LogPrint ("SSU session destoryed sent");
+			LogPrint ("SSU session destroyed sent");
 		}
 	}