From a0dda70b2d1221a570426547adecb516fd8fa5f1 Mon Sep 17 00:00:00 2001
From: Qiang Huang <h.huangqiang@huawei.com>
Date: Wed, 5 Apr 2017 00:52:46 -0400
Subject: [PATCH] Use MkdirAll when create snapshots directory

Otherwise we'll get:
```
mkdir /var/lib/containerd/snapshot/overlay/snapshots: file exists
```
when we already have snapshots there.

Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>
---
 snapshot/overlay/overlay.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/snapshot/overlay/overlay.go b/snapshot/overlay/overlay.go
index f883fa6..a93cb06 100644
--- a/snapshot/overlay/overlay.go
+++ b/snapshot/overlay/overlay.go
@@ -49,7 +49,7 @@ func NewSnapshotter(root string) (snapshot.Snapshotter, error) {
 		return nil, err
 	}
 
-	if err := os.Mkdir(filepath.Join(root, "snapshots"), 0700); err != nil {
+	if err := os.MkdirAll(filepath.Join(root, "snapshots"), 0700); err != nil {
 		return nil, err
 	}