3.16.48-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Corentin Labbe <[email protected]>

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 <[email protected]>
Signed-off-by: Mathias Nyman <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Ben Hutchings <[email protected]>
---
 drivers/usb/host/xhci-pci.c | 3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -182,6 +182,9 @@ static void xhci_pci_quirks(struct devic
        if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
                        pdev->device == 0x1042)
                xhci->quirks |= XHCI_BROKEN_STREAMS;
+       if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
+                       pdev->device == 0x1142)
+               xhci->quirks |= XHCI_TRUST_TX_LENGTH;
 
        if (xhci->quirks & XHCI_RESET_ON_RESUME)
                xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,

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