From adc143e6c5c31830c28d626f6c4f2198acf80dc6 Mon Sep 17 00:00:00 2001
From: yupengzte <yu.peng36@zte.com.cn>
Date: Tue, 9 May 2017 19:24:21 +0800
Subject: [PATCH] check err

Signed-off-by: yupengzte <yu.peng36@zte.com.cn>
Upstream-commit: 595901bd7ed629222dbcbf43724b2d2bca66464f
Component: engine
---
 components/engine/distribution/push_v2.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/components/engine/distribution/push_v2.go b/components/engine/distribution/push_v2.go
index d89416d2d4..29e44f7c8b 100644
--- a/components/engine/distribution/push_v2.go
+++ b/components/engine/distribution/push_v2.go
@@ -415,6 +415,10 @@ func (pd *v2PushDescriptor) uploadUsingSession(
 	var reader io.ReadCloser
 
 	contentReader, err := pd.layer.Open()
+	if err != nil {
+		return distribution.Descriptor{}, retryOnError(err)
+	}
+
 	size, _ := pd.layer.Size()
 
 	reader = progress.NewProgressReader(ioutils.NewCancelReadCloser(ctx, contentReader), progressOutput, size, pd.ID(), "Pushing")