usbmon: fix tiny race exposed by the fastboot patches

[safe/jmp/linux-2.6] / drivers / usb / mon / mon_main.c

diff --git a/drivers/usb/mon/mon_main.c b/drivers/usb/mon/mon_main.c
index 442d807..5e0ab42 100644 (file)
--- a/drivers/usb/mon/mon_main.c
+++ b/drivers/usb/mon/mon_main.c
@@ -361,12 +361,12 @@ static int __init mon_init(void)
        }
        // MOD_INC_USE_COUNT(which_module?);
 
-       usb_register_notify(&mon_nb);
 
        mutex_lock(&usb_bus_list_lock);
        list_for_each_entry (ubus, &usb_bus_list, bus_list) {
                mon_bus_init(ubus);
        }
+       usb_register_notify(&mon_nb);
        mutex_unlock(&usb_bus_list_lock);
        return 0;