The call to arm_iommu_detach_device() on the previous line sets dev->archdata.mapping to NULL so this call is always a no-op.
Signed-off-by: John Keeping john@metanate.com --- drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 1 - 1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c index f556a8f..7695c79 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c @@ -244,7 +244,6 @@ static int rockchip_drm_unload(struct drm_device *drm_dev) drm_kms_helper_poll_fini(drm_dev); component_unbind_all(dev, drm_dev); arm_iommu_detach_device(dev); - arm_iommu_release_mapping(dev->archdata.mapping); drm_mode_config_cleanup(drm_dev); drm_dev->dev_private = NULL;