From 4b8b9fd39139201fe0732c736c04822b256302b0 Mon Sep 17 00:00:00 2001
From: Kenjiro Nakayama <nakayamakenjiro@gmail.com>
Date: Sat, 3 Dec 2016 22:00:16 +0900
Subject: [PATCH] tcmu: call close when OpenTCMUDevice returns error

---
 internal/tcmu/connect.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/internal/tcmu/connect.go b/internal/tcmu/connect.go
index ae68196..c7e36df 100644
--- a/internal/tcmu/connect.go
+++ b/internal/tcmu/connect.go
@@ -44,10 +44,10 @@ func ConnectAndServe(f *block.BlockFile, name string, closer chan bool) error {
 			}, 1),
 	}
 	d, err := tcmu.OpenTCMUDevice(devPath, h)
+	defer d.Close()
 	if err != nil {
 		return err
 	}
-	defer d.Close()
 	fmt.Printf("Attached to %s/%s. Server loop begins ... \n", devPath, name)
 	<-closer
 	return nil