From 0e914e55faa86f01bf38f9aea012f78881b79d75 Mon Sep 17 00:00:00 2001
From: Stefan Nikolei <stefan@nikolei.eu>
Date: Tue, 28 Feb 2017 21:00:23 +0100
Subject: [PATCH] Remove double null check (#5862)

Address #5834
---
 .../Formatters/MediaTypeCollection.cs                           | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Microsoft.AspNetCore.Mvc.Core/Formatters/MediaTypeCollection.cs b/src/Microsoft.AspNetCore.Mvc.Core/Formatters/MediaTypeCollection.cs
index 065bbde7cd..5fa822c59a 100644
--- a/src/Microsoft.AspNetCore.Mvc.Core/Formatters/MediaTypeCollection.cs
+++ b/src/Microsoft.AspNetCore.Mvc.Core/Formatters/MediaTypeCollection.cs
@@ -30,7 +30,7 @@ public void Add(MediaTypeHeaderValue item)
                 throw new ArgumentNullException(nameof(item));
             }
 
-            Add(item?.ToString());
+            Add(item.ToString());
         }
 
         /// <summary>