From 997c11ef255b9ccc281ac92aa03d9ae56b17bc33 Mon Sep 17 00:00:00 2001
From: Adam Hathcock <adam@hathcock.co.uk>
Date: Sun, 21 Feb 2021 12:14:07 +0000
Subject: [PATCH] Bug fix on counting

---
 src/SharpCompress/IO/CountingWritableSubStream.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/SharpCompress/IO/CountingWritableSubStream.cs b/src/SharpCompress/IO/CountingWritableSubStream.cs
index 35e2e5f3..3c1d9393 100644
--- a/src/SharpCompress/IO/CountingWritableSubStream.cs
+++ b/src/SharpCompress/IO/CountingWritableSubStream.cs
@@ -41,7 +41,7 @@ namespace SharpCompress.IO
         public override async Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
         {
             await Stream.WriteAsync(buffer, offset, count, cancellationToken);
-            Count += (uint)buffer.Length;
+            Count += (uint)count;
         }
 
         public override async ValueTask WriteAsync(ReadOnlyMemory<byte> buffer, CancellationToken cancellationToken = default)