drm: call drm_unplug_minor() from drm_put_minor()

EXPORT_SYMBOL(drm_get_minor);

/**

 * Put a secondary minor number.

 * drm_unplug_minor - Unplug DRM minor

 * @minor: Minor to unplug

 *

 * \param sec_minor - structure to be released

 * \return always zero

 * Unplugs the given DRM minor but keeps the object. So after this returns,

 * minor->dev is still valid so existing open-files can still access it to get

 * device information from their drm_file ojects.

 * If the minor is already unplugged or if @minor is NULL, nothing is done.

 * The global DRM mutex must be held by the caller.

 */

static void drm_unplug_minor(struct drm_minor *minor)

{

	if (!minor || !device_is_registered(minor->kdev))

		return;

	drm_sysfs_device_remove(minor);

}

/**

 * drm_put_minor - Destroy DRM minor

 * @minor_p: Double pointer to DRM minor

 *

 * This calls drm_unplug_minor() on the given minor and then frees it. The minor

 * pointer is reset to NULL before this returns.

 * The global DRM mutex must be held by the caller.

 */

int drm_put_minor(struct drm_minor **minor_p)

{

	drm_debugfs_cleanup(minor);

#endif

	drm_sysfs_device_remove(minor);

	drm_unplug_minor(minor);

	idr_remove(&drm_minors_idr, minor->index);

}

EXPORT_SYMBOL(drm_put_minor);

static void drm_unplug_minor(struct drm_minor *minor)

{

	drm_sysfs_device_remove(minor);

}

/**

 * Called via drm_exit() at module unload time or when pci device is

 * unplugged.