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Don't check Sink._observer upfront because for a reasonable number of expected calls (< 3), the benefit will not show.

Daniel Weber 7 years ago
parent
35757bd082
commit
9682ba031e
1 changed files with 1 additions and 1 deletions
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      Rx.NET/Source/src/System.Reactive/Internal/Sink.cs

+ 1 - 1
Rx.NET/Source/src/System.Reactive/Internal/Sink.cs
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@@ -26,7 +26,7 @@ namespace System.Reactive
 
 
         public void Dispose()
 
         {
 
-            if (_observer != NopObserver<TTarget>.Instance && Interlocked.Exchange(ref _observer, NopObserver<TTarget>.Instance) != NopObserver<TTarget>.Instance)
 
+            if (Interlocked.Exchange(ref _observer, NopObserver<TTarget>.Instance) != NopObserver<TTarget>.Instance)
 
                 Dispose(true);
 
         }