In case the drm_modeset_register_all() function fails, its error code will be ignored. Instead make the drm_dev_register() bail out in case of such an error. Fixes: 79190ea2658a ("drm: Add callbacks for late registering") Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> --- drivers/gpu/drm/drm_drv.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 535f16e7882e..3c835c99daad 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -949,8 +949,11 @@ int drm_dev_register(struct drm_device *dev, unsigned long flags) goto err_minors; } - if (drm_core_check_feature(dev, DRIVER_MODESET)) - drm_modeset_register_all(dev); + if (drm_core_check_feature(dev, DRIVER_MODESET)) { + ret = drm_modeset_register_all(dev); + if (ret) + goto err_unload; + } DRM_INFO("Initialized %s %d.%d.%d %s for %s on minor %d\n", driver->name, driver->major, driver->minor, @@ -960,6 +963,9 @@ int drm_dev_register(struct drm_device *dev, unsigned long flags) goto out_unlock; +err_unload: + if (dev->driver->unload) + dev->driver->unload(dev); err_minors: remove_compat_control_link(dev); drm_minor_unregister(dev, DRM_MINOR_ACCEL); -- 2.39.2