The mdev is linked with the vfio_ccw_private pointer when the mdev is probed, but it's not cleared once the mdev is removed. This isn't much of a concern based on the current device lifecycle, but fix it so that things make sense in later shuffling. Fixes: 3bf1311f351ef ("vfio/ccw: Convert to use vfio_register_emulated_iommu_dev()") Signed-off-by: Eric Farman <farman@xxxxxxxxxxxxx> --- drivers/s390/cio/vfio_ccw_ops.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/s390/cio/vfio_ccw_ops.c b/drivers/s390/cio/vfio_ccw_ops.c index a403d059a4e6..a0a3200b0b04 100644 --- a/drivers/s390/cio/vfio_ccw_ops.c +++ b/drivers/s390/cio/vfio_ccw_ops.c @@ -159,6 +159,7 @@ static void vfio_ccw_mdev_remove(struct mdev_device *mdev) private->sch->schid.ssid, private->sch->schid.sch_no); + dev_set_drvdata(&mdev->dev, NULL); vfio_unregister_group_dev(&private->vdev); if ((private->state != VFIO_CCW_STATE_NOT_OPER) && -- 2.32.0