From 614b279acbf02c5bd5a79ee6b5b8993bb26a8c56 Mon Sep 17 00:00:00 2001
From: Arvid Norberg <arvid@libtorrent.org>
Date: Sun, 27 Nov 2011 05:46:52 +0000
Subject: [PATCH] fix assert

---
 include/libtorrent/peer_connection.hpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/include/libtorrent/peer_connection.hpp b/include/libtorrent/peer_connection.hpp
index 11448e143..7312a85d4 100644
--- a/include/libtorrent/peer_connection.hpp
+++ b/include/libtorrent/peer_connection.hpp
@@ -649,6 +649,11 @@ namespace libtorrent
 #ifndef TORRENT_DISABLE_ENCRYPTION
 		buffer::interval wr_recv_buffer()
 		{
+			if (m_recv_buffer.empty())
+			{
+				TORRENT_ASSERT(m_recv_pos == 0);
+				return buffer::interval(0,0);
+			}
 			TORRENT_ASSERT(!m_disk_recv_buffer);
 			TORRENT_ASSERT(m_disk_recv_buffer_size == 0);
 			int rcv_pos = (std::min)(m_recv_pos, int(m_recv_buffer.size()));
@@ -661,6 +666,11 @@ namespace libtorrent
 		
 		buffer::const_interval receive_buffer() const
 		{
+			if (m_recv_buffer.empty())
+			{
+				TORRENT_ASSERT(m_recv_pos == 0);
+				return buffer::interval(0,0);
+			}
 			int rcv_pos = (std::min)(m_recv_pos, int(m_recv_buffer.size()));
 			return buffer::const_interval(&m_recv_buffer[0]
 				, &m_recv_buffer[0] + rcv_pos);