async'ing a dispatch_release

gistfile1.m

dispatch_queue_t some_worker_queue = dispatch_queue_create("some_worker_queue", DISPATCH_QUEUE_SERIAL);
    
dispatch_async(some_worker_queue, ^{
    // Perform some work

    dispatch_async(dispatch_get_main_queue(), ^{
        dispatch_release(some_worker_queue);
    });
});