From d2852cf7acccc0d1638288e2e7ec6c03b0bc9b29 Mon Sep 17 00:00:00 2001
From: John Howard <jhoward@microsoft.com>
Date: Tue, 13 Mar 2018 10:12:56 -0700
Subject: [PATCH] LCOW: Make sure OS is copied for docker save

Signed-off-by: John Howard <jhoward@microsoft.com>
Upstream-commit: d5c781323d5534a01e42cf8fd8cf773c6f1cdff2
Component: engine
---
 components/engine/image/tarexport/save.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/components/engine/image/tarexport/save.go b/components/engine/image/tarexport/save.go
index 257d227880..9d7f92a452 100644
--- a/components/engine/image/tarexport/save.go
+++ b/components/engine/image/tarexport/save.go
@@ -316,6 +316,7 @@ func (s *saveSession) saveImage(id image.ID) (map[layer.DiffID]distribution.Desc
 			v1Img.Parent = parent.Hex()
 		}
 
+		v1Img.OS = img.OS
 		src, err := s.saveLayer(rootFS.ChainID(), v1Img, img.Created)
 		if err != nil {
 			return nil, err