From c3ffe405cff6abf4e8ae10114f06a9bae752030e Mon Sep 17 00:00:00 2001
From: Cristian Thiago Moecke <contato@cristiantm.com.br>
Date: Fri, 21 Feb 2014 03:44:54 -0800
Subject: [PATCH] Fix to #380. DialogSocket was crashing (SIGSEGV) when a
 timeout occours.

---
 Net/src/DialogSocket.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/Net/src/DialogSocket.cpp b/Net/src/DialogSocket.cpp
index 0af7d8b45..33d9ebf1c 100644
--- a/Net/src/DialogSocket.cpp
+++ b/Net/src/DialogSocket.cpp
@@ -239,8 +239,11 @@ void DialogSocket::refill()
 	if (_pNext == _pEnd)
 	{
 		int n = receiveBytes(_pBuffer, RECEIVE_BUFFER_SIZE);
-		_pNext = _pBuffer;
-		_pEnd  = _pBuffer + n;
+		if (n > 0)
+		{
+			_pNext = _pBuffer;
+			_pEnd  = _pBuffer + n;
+		}
 	}
 }