From b8a047d4b592bfe2badd465d167d5c293d4b243e Mon Sep 17 00:00:00 2001
From: James Jackson-South <james_south@hotmail.com>
Date: Sat, 12 Aug 2017 19:47:04 +1000
Subject: [PATCH] Fix #281

---
 src/ImageSharp/Formats/Gif/GifDecoderCore.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ImageSharp/Formats/Gif/GifDecoderCore.cs b/src/ImageSharp/Formats/Gif/GifDecoderCore.cs
index bb230beac..948103fed 100644
--- a/src/ImageSharp/Formats/Gif/GifDecoderCore.cs
+++ b/src/ImageSharp/Formats/Gif/GifDecoderCore.cs
@@ -157,6 +157,10 @@ namespace ImageSharp.Formats
                     }
 
                     nextFlag = stream.ReadByte();
+                    if (nextFlag == -1)
+                    {
+                        break;
+                    }
                 }
             }
             finally