From 9820e65ed24d17fc7f56c65244bd42a4e40cbd23 Mon Sep 17 00:00:00 2001
From: Cao Shufeng <caosf.fnst@cn.fujitsu.com>
Date: Fri, 8 Sep 2017 18:42:23 +0800
Subject: [PATCH] Allow kubectl cp large amounts of files from container

---
 pkg/kubectl/cmd/cp.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkg/kubectl/cmd/cp.go b/pkg/kubectl/cmd/cp.go
index 53444b056e6..93ed84b7a1b 100644
--- a/pkg/kubectl/cmd/cp.go
+++ b/pkg/kubectl/cmd/cp.go
@@ -257,8 +257,12 @@ func untarAll(reader io.Reader, destFile, prefix string) error {
 		if err != nil {
 			return err
 		}
-		defer outFile.Close()
-		io.Copy(outFile, tarReader)
+		if _, err := io.Copy(outFile, tarReader); err != nil {
+			return err
+		}
+		if err := outFile.Close(); err != nil {
+			return err
+		}
 	}
 	return nil
 }