From 7fb103d374ea96832c1787406e96500f6cd16a2b Mon Sep 17 00:00:00 2001
From: Melanie Thielker
Date: Tue, 22 Jul 2008 22:21:20 +0000
Subject: Change one packet optimization to cover a case where the resend queue
 may block indefinitely when a single packet is not acked by the viewer and no
 others cwfromfor that region are pending.

---
 OpenSim/Region/ClientStack/LindenUDP/LLPacketHandler.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

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

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLPacketHandler.cs b/OpenSim/Region/ClientStack/LindenUDP/LLPacketHandler.cs
index 1ec375f..c4bc6c8 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLPacketHandler.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLPacketHandler.cs
@@ -309,8 +309,8 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 // No need to resend anything. Keep it until it gets stale,
                 // then it will be dropped.
                 //
-                if (((now - lastAck) > m_SilenceLimit) &&
-                        m_NeedAck.Count > 0)
+                if ((((now - lastAck) > m_SilenceLimit) &&
+                        m_NeedAck.Count > 0) || m_NeedAck.Count == 0)
                 {
                     return;
                 }
-- 
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