From 9ad76aa0cf1c31d6a594bf6759928aa2d2b213f1 Mon Sep 17 00:00:00 2001
From: orignal <romakoshelkin@yandex.ru>
Date: Thu, 26 Jun 2014 15:41:12 -0400
Subject: [PATCH] avoid race condition

---
 TransitTunnel.cpp | 3 ++-
 TransitTunnel.h   | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/TransitTunnel.cpp b/TransitTunnel.cpp
index 65b0be4f..ddd7d90e 100644
--- a/TransitTunnel.cpp
+++ b/TransitTunnel.cpp
@@ -48,6 +48,7 @@ namespace tunnel
 		TunnelMessageBlock block;
 		block.deliveryType = eDeliveryTypeLocal;
 		block.data = msg;
+		std::unique_lock<std::mutex> l(m_SendMutex);
 		m_Gateway.SendTunnelDataMsg (block);
 	}		
 
@@ -81,4 +82,4 @@ namespace tunnel
 		}	
 	}		
 }
-}
\ No newline at end of file
+}
diff --git a/TransitTunnel.h b/TransitTunnel.h
index ebd7ffd5..3d3571f7 100644
--- a/TransitTunnel.h
+++ b/TransitTunnel.h
@@ -2,6 +2,7 @@
 #define TRANSIT_TUNNEL_H__
 
 #include <inttypes.h>
+#include <mutex>
 #include "aes.h"
 #include "I2NPProtocol.h"
 #include "TunnelEndpoint.h"
@@ -55,6 +56,7 @@ namespace tunnel
 			
 		private:
 
+			std::mutex m_SendMutex;
 			TunnelGateway m_Gateway;
 	};