hw/vfio/ccw: Simplify using DEVICE() macro

QOM parenthood relationship is:

  VFIOCCWDevice -> S390CCWDevice -> CcwDevice -> DeviceState

We can directly use the QOM DEVICE() macro to get the parent object.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Message-Id: <20230213170145.45666-3-philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>

diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c
index 0354737666a19dea5fb3c2c5834f7e950db41add..503de94ce182c9edd1d2db8e951ac3ea4962cdda 100644 (file)
--- a/hw/vfio/ccw.c
+++ b/hw/vfio/ccw.c
@@ -618,7 +618,7 @@ static void vfio_ccw_get_device(VFIOGroup *group, VFIOCCWDevice *vcdev,
     vcdev->vdev.ops = &vfio_ccw_ops;
     vcdev->vdev.type = VFIO_DEVICE_TYPE_CCW;
     vcdev->vdev.name = name;
-    vcdev->vdev.dev = &vcdev->cdev.parent_obj.parent_obj;
+    vcdev->vdev.dev = DEVICE(vcdev);
 
     return;