int red_client_during_migrate_at_target(RedClient *client)
{
    int ret;
    pthread_mutex_lock(&client->lock);
    ret = client->during_target_migrate;
    pthread_mutex_unlock(&client->lock);
    return ret;
}

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.