From 2f864c14df5e185e5689df3766ec78f34c7e8bda Mon Sep 17 00:00:00 2001
From: Jason Nelson <jason@carbonmade.com>
Date: Wed, 18 Apr 2018 11:25:49 -0700
Subject: [PATCH] Used actual extension size when writing buffer

---
 src/ImageSharp/Formats/Gif/GifEncoderCore.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ImageSharp/Formats/Gif/GifEncoderCore.cs b/src/ImageSharp/Formats/Gif/GifEncoderCore.cs
index d92a0f591e..105c125852 100644
--- a/src/ImageSharp/Formats/Gif/GifEncoderCore.cs
+++ b/src/ImageSharp/Formats/Gif/GifEncoderCore.cs
@@ -280,7 +280,7 @@ namespace SixLabors.ImageSharp.Formats.Gif
 
             this.buffer[extensionSize + 2] = GifConstants.Terminator;
 
-            stream.Write(this.buffer, 0, 8);
+            stream.Write(this.buffer, 0, extensionSize + 3);
         }
 
         /// <summary>