From 88b4f5454329a8ad5dcad805fce1997d46b7637c Mon Sep 17 00:00:00 2001
From: Shachar Itzhaky <corwin.amber@gmail.com>
Date: Mon, 11 Mar 2019 16:44:15 +0200
Subject: [PATCH] Fixes #1515 and #1552.

---
 lib/file.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/file.js b/lib/file.js
index e5624cd0..8bcfe22a 100644
--- a/lib/file.js
+++ b/lib/file.js
@@ -43,7 +43,7 @@ class File extends EventEmitter {
 
     // Calculate first piece diffrently, it sometimes have a offset
     let downloaded = bitfield.get(start)
-      ? pieceLength - this.offset
+      ? pieceLength - (this.offset % pieceLength)
       : Math.max(piece.length - piece.missing - this.offset, 0)
 
     for (let index = start + 1; index <= end; ++index) {