From 6a27f3fb207881c394bc6279fa941f9fd6a973ab Mon Sep 17 00:00:00 2001
From: UbitUmarov <ajlduarte@sapo.pt>
Date: Wed, 15 Jul 2020 05:15:32 +0100
Subject: [PATCH] useless changes

---
 OpenSim/Framework/Util.cs                           | 13 +++++++------
 .../ServiceConnectorsOut/Asset/HGAssetBroker.cs     |  5 +++--
 2 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/OpenSim/Framework/Util.cs b/OpenSim/Framework/Util.cs
index 2964d98d4b..480e32259c 100644
--- a/OpenSim/Framework/Util.cs
+++ b/OpenSim/Framework/Util.cs
@@ -3058,10 +3058,12 @@ namespace OpenSim.Framework
                     {
                         Interlocked.Decrement(ref numRunningThreadFuncs);
                         threadInfo.Ended();
-                        ThreadInfo dummy;
-                        activeThreads.TryRemove(threadFuncNum, out dummy);
+                        activeThreads.TryRemove(threadFuncNum, out ThreadInfo dummy);
                         if ((loggingEnabled || (threadFuncOverloadMode == 1)) && threadInfo.LogThread)
                             m_log.DebugFormat("Exit threadfunc {0} ({1})", threadFuncNum, FormatDuration(threadInfo.Elapsed()));
+                        callback = null;
+                        o = null;
+                        threadInfo = null;
                     }
                 };
             }
@@ -3083,10 +3085,10 @@ namespace OpenSim.Framework
                     case FireAndForgetMethod.SmartThreadPool:
                         if (m_ThreadPool == null)
                             InitThreadPool(2, 15);
-                        threadInfo.WorkItem = m_ThreadPool.QueueWorkItem((cb, o) => cb(o), realCallback, obj);
+                        threadInfo.WorkItem = m_ThreadPool.QueueWorkItem((cb, o) => {cb(o); cb = null;}, realCallback, obj);
                         break;
                     case FireAndForgetMethod.Thread:
-                        Thread thread = new Thread(delegate(object o) { realCallback(o); });
+                        Thread thread = new Thread(delegate(object o) { realCallback(o); realCallback = null;});
                         thread.Start(obj);
                         break;
                     default:
@@ -3096,8 +3098,7 @@ namespace OpenSim.Framework
             catch (Exception)
             {
                 Interlocked.Decrement(ref numQueuedThreadFuncs);
-                ThreadInfo dummy;
-                activeThreads.TryRemove(threadFuncNum, out dummy);
+                activeThreads.TryRemove(threadFuncNum, out ThreadInfo dummy);
                 throw;
             }
         }
diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/HGAssetBroker.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/HGAssetBroker.cs
index 92ae36fbb6..08468f470e 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/HGAssetBroker.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/HGAssetBroker.cs
@@ -249,7 +249,6 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Asset
         public AssetMetadata GetMetadata(string id)
         {
             AssetBase asset = null;
-
             if (m_Cache != null)
             {
                 if (!m_Cache.Get(id, out asset))
@@ -301,7 +300,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Asset
 
             if (asset != null)
             {
-                Util.FireAndForget(delegate { handler(id, sender, asset); }, null, "HGAssetBroker.GotFromCache");
+                Util.FireAndForget(delegate { handler(id, sender, asset); asset = null; }, null, "HGAssetBroker.GotFromCache");
                 return true;
             }
 
@@ -312,6 +311,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Asset
                     if (m_Cache != null)
                         m_Cache.Cache(a);
                     handler(assetID, s, a);
+                    a = null;
                 });
             }
             else
@@ -321,6 +321,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Asset
                     if (m_Cache != null)
                         m_Cache.Cache(a);
                     handler(assetID, s, a);
+                    a = null;
                 });
             }
         }