From af4c9dd5836b233b1e2fe8c94fd7885452ce6af3 Mon Sep 17 00:00:00 2001
From: James Jackson-South <james_south@hotmail.com>
Date: Fri, 5 Oct 2018 22:01:56 +0100
Subject: [PATCH] Add comment

---
 src/ImageSharp/Formats/Jpeg/Components/Decoder/HuffmanTable.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ImageSharp/Formats/Jpeg/Components/Decoder/HuffmanTable.cs b/src/ImageSharp/Formats/Jpeg/Components/Decoder/HuffmanTable.cs
index 08e8604f17..3f40068f0f 100644
--- a/src/ImageSharp/Formats/Jpeg/Components/Decoder/HuffmanTable.cs
+++ b/src/ImageSharp/Formats/Jpeg/Components/Decoder/HuffmanTable.cs
@@ -118,6 +118,7 @@ namespace SixLabors.ImageSharp.Formats.Jpeg.Components.Decoder
                 }
             }
 
+            // Ok to use pointer here as struct is declared in method stack space so are essentially pinned.
             values.CopyTo(new Span<byte>(Unsafe.AsPointer(ref this.Values[0]), 256));
         }
     }