From 2223a8c9fe2a028e2e4ba3e715d2cbbe2c947580 Mon Sep 17 00:00:00 2001
From: Keir Fraser <keir.fraser@citrix.com>
Date: Mon, 7 Jun 2010 07:24:02 +0100
Subject: [PATCH] blktap2: a little fix to xen-hotplug-cleanup

Signed-off-by: James (Song Wei) <jsong@novell.com>
xen-unstable changeset:   21129:bf74d9c31674
xen-unstable date:        Mon Apr 12 07:23:21 2010 +0100
---
 tools/hotplug/Linux/xen-hotplug-cleanup | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/hotplug/Linux/xen-hotplug-cleanup b/tools/hotplug/Linux/xen-hotplug-cleanup
index adaa9d6a23..2b5a2b4590 100644
--- a/tools/hotplug/Linux/xen-hotplug-cleanup
+++ b/tools/hotplug/Linux/xen-hotplug-cleanup
@@ -21,7 +21,7 @@ if [ "$vm" != "" ]; then
 
   # if the vm path does not exist and the device class is 'vbd' then we may have
   # a tap2 device
-  if [ $(xenstore-read "$vm_dev" 2>/dev/null) != "" ] \
+  if [ "$(xenstore-read "$vm_dev" 2>/dev/null)" != "" ] \
        && [ "${path_array[1]}" = "vbd" ]; then
     vm_dev="$vm/device/tap2/${path_array[3]}"
   fi