drm/sysfs: don't try an unregister if not registered

diff --git a/linux-core/drm_sysfs.c b/linux-core/drm_sysfs.c
index 01a3c04..c148256 100644 (file)
--- a/linux-core/drm_sysfs.c
+++ b/linux-core/drm_sysfs.c
@@ -301,6 +301,9 @@ void drm_sysfs_connector_remove(struct drm_connector *connector)
 {
        int i;
 
+       if (!device_is_registered(&connector->kdev))
+               return;
+
        DRM_DEBUG("removing \"%s\" from sysfs\n", drm_get_connector_name(connector));
        for (i = 0; i < ARRAY_SIZE(connector_attrs); i++)
                device_remove_file(&connector->kdev, &connector_attrs[i]);