From 97d34a0804ad9cc1c0f6f5ff5ce03a1b156dce37 Mon Sep 17 00:00:00 2001
From: dirk <dirk@git.imagemagick.org>
Date: Tue, 8 Nov 2016 22:03:51 +0100
Subject: [PATCH] Added check for invalid count.

---
 src/ImageSharp/Common/Extensions/StreamExtensions.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/ImageSharp/Common/Extensions/StreamExtensions.cs b/src/ImageSharp/Common/Extensions/StreamExtensions.cs
index 912a03823..87d5a6c32 100644
--- a/src/ImageSharp/Common/Extensions/StreamExtensions.cs
+++ b/src/ImageSharp/Common/Extensions/StreamExtensions.cs
@@ -11,6 +11,11 @@ namespace ImageSharp
     {
         public static void Skip(this Stream stream, int count)
         {
+            if (count < 1)
+            {
+                return;
+            }
+
             if (stream.CanSeek)
             {
                 stream.Position += count;