From 0b7f82153beea3027313d64378f757a89174ece1 Mon Sep 17 00:00:00 2001
From: Justin Clarke Casey
Date: Sat, 24 May 2008 18:17:31 +0000
Subject: * Temporary fix for mantis 1374 * If the agent throttle byte array is
 unexpectedly empty, then log a warning and drop the packet

---
 OpenSim/Region/ClientStack/LindenUDP/LLPacketQueue.cs | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'OpenSim/Region/ClientStack/LindenUDP/LLPacketQueue.cs')

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLPacketQueue.cs b/OpenSim/Region/ClientStack/LindenUDP/LLPacketQueue.cs
index 8655d80..fb14a35 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLPacketQueue.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLPacketQueue.cs
@@ -40,7 +40,8 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 {
     public class LLPacketQueue : IPullStatsProvider
     {
-        //private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly log4net.ILog m_log 
+            = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
 
         private bool m_enabled = true;
 
@@ -415,6 +416,15 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         public void SetThrottleFromClient(byte[] throttle)
         {
+            // From mantis http://opensimulator.org/mantis/view.php?id=1374
+            // it appears that sometimes we are receiving empty throttle byte arrays.
+            // TODO: Investigate this behaviour
+            if (throttle.Length == 0)
+            {
+                m_log.Warn("[PACKET QUEUE]: SetThrottleFromClient unexpectedly received a throttle byte array containing no elements!");
+                return;
+            }
+            
             int tResend = -1;
             int tLand = -1;
             int tWind = -1;
-- 
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