From 2078838578ea910e42726e3451b53c7ddc03f9c0 Mon Sep 17 00:00:00 2001
From: Dan Engelbrecht <dan.engelbrecht@epicgames.com>
Date: Wed, 30 Mar 2022 15:49:37 +0200
Subject: Fix block migration in compactcas

---
 zenstore/compactcas.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'zenstore/compactcas.cpp')

diff --git a/zenstore/compactcas.cpp b/zenstore/compactcas.cpp
index 687955e9c..f80004a92 100644
--- a/zenstore/compactcas.cpp
+++ b/zenstore/compactcas.cpp
@@ -456,9 +456,9 @@ namespace {
 					BlockSize	= 0;
 				}
 				BlockSize						 = RoundUp(BlockSize, PayloadAlignment);
-				BlockStoreLocation ChunkLocation = {.BlockIndex = WriteBlockIndex, .Offset = BlockSize, .Size = ChunkSize};
+				BlockStoreLocation ChunkLocation = {.BlockIndex = WriteBlockIndex, .Offset = ChunkOffset - BlockOffset, .Size = ChunkSize};
 				Chunks.push_back({ChunkHash, ChunkLocation});
-				BlockSize += ChunkEnd - BlockOffset;
+				BlockSize = ChunkEnd - BlockOffset;
 			}
 			if (BlockSize > 0)
 			{
-- 
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