err = 0;
} else if (!aio) {
err = setup_ring(s);
- sprintf(buf, "Engine=io_uring, sq_ring=%d, cq_ring=%d\n", *s->sq_ring.ring_entries, *s->cq_ring.ring_entries);
+ if (!err)
+ sprintf(buf, "Engine=io_uring, sq_ring=%d, cq_ring=%d\n", *s->sq_ring.ring_entries, *s->cq_ring.ring_entries);
} else {
sprintf(buf, "Engine=aio\n");
err = setup_aio(s);