savevm: Add DeviceState param

When available, we'd like to be able to access the DeviceState
when registering a savevm.  For buses with a get_dev_path()
function, this will allow us to create more unique savevm
id strings.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/hw/stellaris_input.c b/hw/stellaris_input.c
index 33395a4..16aae96 100644
--- a/hw/stellaris_input.c
+++ b/hw/stellaris_input.c
@@ -86,6 +86,6 @@ void stellaris_gamepad_init(int n, qemu_irq *irq, const int *keycode)
     }
     s->num_buttons = n;
     qemu_add_kbd_event_handler(stellaris_gamepad_put_key, s);
-    register_savevm("stellaris_gamepad", -1, 1,
+    register_savevm(NULL, "stellaris_gamepad", -1, 1,
                     stellaris_gamepad_save, stellaris_gamepad_load, s);
 }