From 8031f8ec09df4f654c86a9c7bc498664f7b9d9dc Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Thu, 26 Aug 2010 00:08:53 +0100
Subject: Improve consistency of locking for SOG.m_parts in order to avoid race
 conditions in linking and unlinking

---
 OpenSim/Region/ScriptEngine/Shared/Helpers.cs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

(limited to 'OpenSim/Region/ScriptEngine/Shared/Helpers.cs')

diff --git a/OpenSim/Region/ScriptEngine/Shared/Helpers.cs b/OpenSim/Region/ScriptEngine/Shared/Helpers.cs
index 4855d64..41501f2 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Helpers.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Helpers.cs
@@ -209,12 +209,15 @@ namespace OpenSim.Region.ScriptEngine.Shared
             else
                 Type = 0x02; // Passive
 
-            foreach (SceneObjectPart p in part.ParentGroup.Children.Values)
+            lock (part.ParentGroup.Children)
             {
-                if (p.Inventory.ContainsScripts())
+                foreach (SceneObjectPart p in part.ParentGroup.Children.Values)
                 {
-                    Type |= 0x08; // Scripted
-                    break;
+                    if (p.Inventory.ContainsScripts())
+                    {
+                        Type |= 0x08; // Scripted
+                        break;
+                    }
                 }
             }
 
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