On May 11, 2018 6:14 PM, Mathias Nyman <mathias.ny...@linux.intel.com> wrote:
>
> I think that just adding the below code should be enough for 4.17
>
> diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
>
> index 72ebbc9..32cd52c 100644
>
> --- a/drivers/usb/host/xhci-hub.c
>
> +++ b/drivers/usb/host/xhci-hub.c
>
> @@ -354,7 +354,7 @@ int xhci_find_slot_id_by_port(struct usb_hcd *hcd, struct
> xhci_hcd *xhci,
>
> slot_id = 0;
>
> for (i = 0; i < MAX_HC_SLOTS; i++) {
>
> - if (!xhci->devs[i])
>
>
>
> - if (!xhci->devs[i] || !xhci->devs[i]->udev)
>
> continue;
> speed = xhci->devs[i]->udev->speed;
>
> if (((speed >= USB_SPEED_SUPER) == (hcd->speed >=
> HCD_USB3))
>
>
>
> -Mathias
I can confirm that above patch fixes this. I saw that offending commit was
backported to 4.16.8 so it needs this fix as well. Thank you.
Jordan
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