netback: On transition to XenbusStateClosing we should release

frontend resources.
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>

diff --git a/drivers/xen/netback/xenbus.c b/drivers/xen/netback/xenbus.c
index 4aa0c69731cae9977f76ca0ef62b97d33735327b..c5018ea3370332e24b66de3643bd04d4823d20ba 100644 (file)
--- a/drivers/xen/netback/xenbus.c
+++ b/drivers/xen/netback/xenbus.c
@@ -223,10 +223,6 @@ static void frontend_changed(struct xenbus_device *dev,
                if (dev->state == XenbusStateClosed) {
                        printk(KERN_INFO "%s: %s: prepare for reconnect\n",
                               __FUNCTION__, dev->nodename);
-                       if (be->netif) {
-                               netif_disconnect(be->netif);
-                               be->netif = NULL;
-                       }
                        xenbus_switch_state(dev, XenbusStateInitWait);
                }
                break;
@@ -241,6 +237,10 @@ static void frontend_changed(struct xenbus_device *dev,
                break;
 
        case XenbusStateClosing:
+               if (be->netif) {
+                       netif_disconnect(be->netif);
+                       be->netif = NULL;
+               }
                xenbus_switch_state(dev, XenbusStateClosing);
                break;