From 1269bc56827df7477cc78f1fef353f3017491a66 Mon Sep 17 00:00:00 2001
From: Akihiro Suda <suda.akihiro@lab.ntt.co.jp>
Date: Sat, 2 Jun 2018 15:33:26 +0900
Subject: [PATCH] snapshot: wrap mount err

Signed-off-by: Akihiro Suda <suda.akihiro@lab.ntt.co.jp>
---
 snapshot/localmounter.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/snapshot/localmounter.go b/snapshot/localmounter.go
index 732244168b80..18e2411cfc90 100644
--- a/snapshot/localmounter.go
+++ b/snapshot/localmounter.go
@@ -65,7 +65,7 @@ func (lm *localMounter) Mount() (string, error) {
 
 	if err := mount.All(lm.mounts, dir); err != nil {
 		os.RemoveAll(dir)
-		return "", err
+		return "", errors.Wrapf(err, "failed to mount %s: %+v", dir, lm.mounts)
 	}
 	lm.target = dir
 	return dir, nil