static void rds_ib_remove_one(struct ib_device *device)
{
	struct rds_ib_device *rds_ibdev;

	rds_ibdev = ib_get_client_data(device, &rds_ib_client);
	if (!rds_ibdev)
		return;

	rds_ib_dev_shutdown(rds_ibdev);

	/* stop connection attempts from getting a reference to this device. */
	ib_set_client_data(device, &rds_ib_client, NULL);

	down_write(&rds_ib_devices_lock);
	list_del_rcu(&rds_ibdev->list);
	up_write(&rds_ib_devices_lock);

	/*
	 * This synchronize rcu is waiting for readers of both the ib
	 * client data and the devices list to finish before we drop
	 * both of those references.
	 */
	synchronize_rcu();
	rds_ib_dev_put(rds_ibdev);
	rds_ib_dev_put(rds_ibdev);
}

This vulnerability category highlights issues in resource management where failures to properly release memory, file handles, or other resources can degrade system performance or enable denial-of-service conditions.