From e992ca025571a891333a57012c2cd4419b6581e5 Mon Sep 17 00:00:00 2001
From: Diva Canto
Date: Tue, 6 Oct 2009 15:39:53 -0700
Subject: Rewrote parts of the code that were double-locking different objects.
 This is about half of the code base reviewed.

---
 .../CoreModules/Avatar/InstantMessage/PresenceModule.cs       | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'OpenSim/Region/CoreModules/Avatar/InstantMessage')

diff --git a/OpenSim/Region/CoreModules/Avatar/InstantMessage/PresenceModule.cs b/OpenSim/Region/CoreModules/Avatar/InstantMessage/PresenceModule.cs
index ad05bab..42dd7ff 100644
--- a/OpenSim/Region/CoreModules/Avatar/InstantMessage/PresenceModule.cs
+++ b/OpenSim/Region/CoreModules/Avatar/InstantMessage/PresenceModule.cs
@@ -290,13 +290,14 @@ namespace OpenSim.Region.CoreModules.Avatar.InstantMessage
 
             // get the agent. This should work every time, as we just got a packet from it
             ScenePresence agent = null;
+            List<Scene> scenes = null;
             lock (m_Scenes)
+                scenes = new List<Scene>(m_Scenes);
+
+            foreach (Scene scene in scenes)
             {
-                foreach (Scene scene in m_Scenes)
-                {
-                    agent = scene.GetScenePresence(agentID);
-                    if (agent != null) break;
-                }
+                agent = scene.GetScenePresence(agentID);
+                if (agent != null) break;
             }
 
             // just to be paranoid...
-- 
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