3.2.93-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Corentin Labbe <clabbe.montjoie@xxxxxxxxx> commit d2f48f05cd2a2a0a708fbfa45f1a00a87660d937 upstream. When plugging an USB webcam I see the following message: [106385.615559] xhci_hcd 0000:04:00.0: WARN Successful completion on short TX: needs XHCI_TRUST_TX_LENGTH quirk? [106390.583860] handle_tx_event: 913 callbacks suppressed With this patch applied, I get no more printing of this message. Signed-off-by: Corentin Labbe <clabbe.montjoie@xxxxxxxxx> Signed-off-by: Mathias Nyman <mathias.nyman@xxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> [bwh: Backported to 3.2: adjust context] Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx> --- --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -159,6 +159,10 @@ static void xhci_pci_quirks(struct devic } if (pdev->vendor == PCI_VENDOR_ID_VIA) xhci->quirks |= XHCI_RESET_ON_RESUME; + + if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA && + pdev->device == 0x1142) + xhci->quirks |= XHCI_TRUST_TX_LENGTH; } /*