From 6086f45d2597be1a0baa0fae95b82d8ba776e874 Mon Sep 17 00:00:00 2001
From: jiuker <2818723467@qq.com>
Date: Sun, 4 Dec 2022 18:28:10 +0800
Subject: [PATCH] fix: in disk cache readCacheFileStream should closed upon
 return (#16138)

---
 cmd/format-disk-cache.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cmd/format-disk-cache.go b/cmd/format-disk-cache.go
index a8930cc98..325aceeec 100644
--- a/cmd/format-disk-cache.go
+++ b/cmd/format-disk-cache.go
@@ -354,6 +354,7 @@ func migrateCacheData(ctx context.Context, c *diskCache, bucket, object, oldfile
 	if err != nil {
 		return err
 	}
+	defer readCloser.Close()
 	var reader io.Reader = readCloser
 
 	actualSize := uint64(st.Size())