From e4bb337b49864b58ad7ddd8743fa748ad157166a Mon Sep 17 00:00:00 2001
From: Arvid Norberg <arvid@libtorrent.org>
Date: Wed, 14 Nov 2012 04:53:29 +0000
Subject: [PATCH] merged utp fix from RC_0_16

---
 ChangeLog             | 1 +
 src/packet_buffer.cpp | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index da1a47c08..4b9d80d6d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,7 @@
 	* fix uTP edge case where udp socket buffer fills up
 	* fix nagle implementation in uTP
 
+	* fixed bug in uTP packet circle buffer
 	* fix potential crash when using torrent_handle::add_piece
 	* added missing add_torrent_alert to python binding
 
diff --git a/src/packet_buffer.cpp b/src/packet_buffer.cpp
index d47d6bbc9..68e2d2d8d 100644
--- a/src/packet_buffer.cpp
+++ b/src/packet_buffer.cpp
@@ -104,7 +104,7 @@ namespace libtorrent {
 			else if (idx < m_first)
 			{
 				// We have wrapped.
-				if (idx > ((m_first + m_capacity) & 0xffff) && m_capacity < 0xffff)
+				if (idx >= ((m_first + m_capacity) & 0xffff) && m_capacity < 0xffff)
 				{
 					reserve(m_capacity + (idx - ((m_first + m_capacity) & 0xffff)));
 				}