On Tue, Oct 13, 2020 at 10:45:18AM +0800, Jing Xiangfeng wrote: > ring_request_msix() misses to call ida_simple_remove() in an error path. > Add the missed function call to fix it. ... > ring->irq = pci_irq_vector(ring->nhi->pdev, ring->vector); > - if (ring->irq < 0) > + if (ring->irq < 0) { > + ida_simple_remove(&nhi->msix_ida, ret); > return ring->irq; > + } > > irqflags = no_suspend ? IRQF_NO_SUSPEND : 0; > return request_irq(ring->irq, ring_msix, irqflags, "thunderbolt", ring); According to your logic don't you need it here as well? -- With Best Regards, Andy Shevchenko