io_uring: io_sq_thread() no longer needs to reset current->pf_io_worker

This is done by create_io_thread() now.
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

fs/io_uring.c

@@ -6809,7 +6809,6 @@ static int io_sq_thread(void *data)
 
 	snprintf(buf, sizeof(buf), "iou-sqp-%d", sqd->task_pid);
 	set_task_comm(current, buf);
-	current->pf_io_worker = NULL;
 
 	if (sqd->sq_cpu != -1)
 		set_cpus_allowed_ptr(current, cpumask_of(sqd->sq_cpu));