From 4bb6c7715dddf6ca1ac272890b859ceb0ed42e4e Mon Sep 17 00:00:00 2001
From: Ildar Khayrutdinov <ildarkhairutdin@gmail.com>
Date: Fri, 17 Sep 2021 07:54:29 +0300
Subject: [PATCH] Update src/ImageSharp/Formats/Tiff/Ifd/DirectoryReader.cs
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Co-authored-by: Günther Foidl <gue@korporal.at>
---
 src/ImageSharp/Formats/Tiff/Ifd/DirectoryReader.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ImageSharp/Formats/Tiff/Ifd/DirectoryReader.cs b/src/ImageSharp/Formats/Tiff/Ifd/DirectoryReader.cs
index e8a087123..f6bc33079 100644
--- a/src/ImageSharp/Formats/Tiff/Ifd/DirectoryReader.cs
+++ b/src/ImageSharp/Formats/Tiff/Ifd/DirectoryReader.cs
@@ -49,8 +49,8 @@ namespace SixLabors.ImageSharp.Formats.Tiff
 
         private static ByteOrder ReadByteOrder(Stream stream)
         {
-            byte[] headerBytes = new byte[2];
-            stream.Read(headerBytes, 0, 2);
+            Span<byte> headerBytes = stackalloc byte[2];
+            stream.Read(headerBytes);
             if (headerBytes[0] == TiffConstants.ByteOrderLittleEndian && headerBytes[1] == TiffConstants.ByteOrderLittleEndian)
             {
                 return ByteOrder.LittleEndian;