From 65b0c4b59214c84b9b09a2a39dd86edef0cde7cc Mon Sep 17 00:00:00 2001
From: Giuseppe Scrivano <gscrivan@redhat.com>
Date: Sat, 25 Dec 2021 10:54:28 +0100
Subject: [PATCH] chunked: release zstd on termination

---
 storage/pkg/chunked/storage_linux.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/storage/pkg/chunked/storage_linux.go b/storage/pkg/chunked/storage_linux.go
index ce5d283349..611a9dd881 100644
--- a/storage/pkg/chunked/storage_linux.go
+++ b/storage/pkg/chunked/storage_linux.go
@@ -1185,6 +1185,11 @@ func parseBooleanPullOption(storeOpts *storage.StoreOptions, name string, def bo
 
 func (c *chunkedDiffer) ApplyDiff(dest string, options *archive.TarOptions) (graphdriver.DriverWithDifferOutput, error) {
 	defer c.layersCache.release()
+	defer func() {
+		if c.zstdReader != nil {
+			c.zstdReader.Close()
+		}
+	}()
 
 	bigData := map[string][]byte{
 		bigDataKey: c.manifest,