On 2020/9/17 11:03, Wei Li wrote: > + err = irq_set_affinity_hint(rq->irq, &rq->affinity_mask); > + if (err) > + goto err_irq; > + > + return 0; > + > +err_irq: > + rx_del_napi(rxq); > + return err; If irq_set_affinity_hint fails, irq should be freed as well.