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drm/drv: propagate errors from drm_modeset_register_all() 

[ Upstream commit 5f8dec200923a76dc57187965fd59c1136f5d085 ]

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: 79190ea265 ("drm: Add callbacks for late registering")
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231202225552.1283638-1-dmitry.baryshkov@linaro.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dmitry Baryshkov 2023-12-03 01:55:52 +03:00 committed by Greg Kroah-Hartman
parent 19b01c6c19
commit 7682ef5c14
1 changed files with 8 additions and 2 deletions
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10
drivers/gpu/drm/drm_drv.c
View File

@ -895,8 +895,11 @@ 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,
@ -906,6 +909,9 @@ 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_PRIMARY);