From c087286e651e1f94a93bead3fc8d76b67ffe6699 Mon Sep 17 00:00:00 2001
From: Keith Winstein <keithw@mit.edu>
Date: Tue, 27 Sep 2011 00:57:50 -0400
Subject: [PATCH] Limit PMTU discovery retries

---
 transportsender.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/transportsender.cpp b/transportsender.cpp
index 81f1593..47785e8 100644
--- a/transportsender.cpp
+++ b/transportsender.cpp
@@ -162,6 +162,7 @@ void TransportSender<MyState>::send_to_receiver( string diff )
     if ( MTU_tries > 20 ) {
       fprintf( stderr, "Error, could not send fragments after 20 tries (MTU = %d).\n",
 	       connection->get_MTU() );
+      return;
     }
 
     if ( new_num == sent_states.back().num ) {