The V4L2 fwnode data structure doesn't get freed on unbind, which leads to
a memleak.
Fixes: e43ccb0a045f ("media: i2c: Add support for the OV5648 image sensor")
Signed-off-by: Rafael Mendonca <rafaelmendsr@gmail.com>
Reviewed-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
Reviewed-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
        v4l2_ctrl_handler_free(&sensor->ctrls.handler);
        mutex_destroy(&sensor->mutex);
        media_entity_cleanup(&subdev->entity);
+       v4l2_fwnode_endpoint_free(&sensor->endpoint);
 }
 
 static const struct dev_pm_ops ov5648_pm_ops = {