From bff5aa4d21113b52b7894d5a72e658a07aa2a77c Mon Sep 17 00:00:00 2001
From: naivewong <867245430@qq.com>
Date: Mon, 14 Jan 2019 23:28:03 +0800
Subject: [PATCH] Missing the len of crc32 when calculating maxLen in
 WriteChunks (#494)

Signed-off-by: naivewong <867245430@qq.com>
---
 chunks/chunks.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/chunks/chunks.go b/chunks/chunks.go
index 5eab23982..569aeddc2 100644
--- a/chunks/chunks.go
+++ b/chunks/chunks.go
@@ -205,6 +205,7 @@ func (w *Writer) WriteChunks(chks ...Meta) error {
 	for _, c := range chks {
 		maxLen += binary.MaxVarintLen32 + 1 // The number of bytes in the chunk and its encoding.
 		maxLen += int64(len(c.Chunk.Bytes()))
+		maxLen += 4 // The 4 bytes of crc32
 	}
 	newsz := w.n + maxLen