counting issus safeguard

2026-08-08 18:25:33 +08:00 · 2016-11-17 20:59:13 +00:00
parent 35b37510fc
commit e21ac8b3c4
1 changed files with 4 additions and 2 deletions
--- a/OpenSim/Framework/LocklessQueue.cs
+++ b/OpenSim/Framework/LocklessQueue.cs
@@ -93,7 +93,10 @@ namespace OpenSim.Framework
                    if (oldHead == oldTail)
                    {
                        if (oldHeadNext == null)
+                        {
+                            count = 0;
                            return false;
+                        }

                        CAS(ref tail, oldTail, oldHeadNext);
                    }
@@ -118,8 +121,7 @@ namespace OpenSim.Framework
        {
            // ugly
            T item;
-            while(count > 0)
-                Dequeue(out item);
+            while(Dequeue(out item));
            Init();
        }