From 810c7cf9ad70d2a12708826100127a085b556a7f Mon Sep 17 00:00:00 2001
From: BrennanConroy <brecon@microsoft.com>
Date: Thu, 2 Aug 2018 15:24:26 -0700
Subject: [PATCH] Fix ODE race with cancellationtokensource (#2721)

---
 .../Internal/HttpConnectionDispatcher.cs                       | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/Microsoft.AspNetCore.Http.Connections/Internal/HttpConnectionDispatcher.cs b/src/Microsoft.AspNetCore.Http.Connections/Internal/HttpConnectionDispatcher.cs
index 015bf22846..f8c33e051f 100644
--- a/src/Microsoft.AspNetCore.Http.Connections/Internal/HttpConnectionDispatcher.cs
+++ b/src/Microsoft.AspNetCore.Http.Connections/Internal/HttpConnectionDispatcher.cs
@@ -314,8 +314,7 @@ namespace Microsoft.AspNetCore.Http.Connections.Internal
 
                         connection.Status = HttpConnectionStatus.Inactive;
 
-                        // Dispose the cancellation token
-                        connection.Cancellation?.Dispose();
+                        connection.Cancellation?.Cancel();
 
                         connection.Cancellation = null;
                     }