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Commit fd984d24 authored by Sarah Sharp's avatar Sarah Sharp Committed by Greg Kroah-Hartman
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xhci: Don't print short isoc packets. 



Now that the xHCI driver always return a status value of zero for isochronous
URBs, when the last TD of an isochronous URB is short, the local variable
"status" stays set to -EINPROGRESS.  When xHCI driver debugging is turned on,
this causes the log file to fill with messages like this:

[   38.859282] xhci_hcd 0000:00:14.0: Giveback URB ffff88013ad47800, len = 1408, expected = 580, status = -115

Don't print out the status of an URB for isochronous URBs.

Signed-off-by: default avatarSarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 86cc558e

drivers/usb/host/xhci-ring.c

+2 −1
Original line number Diff line number Diff line
@@ -2173,7 +2173,8 @@ cleanup: 
			if ((urb->actual_length != urb->transfer_buffer_length &&

						(urb->transfer_flags &

						 URB_SHORT_NOT_OK)) ||

					status != 0)

					(status != 0 &&

					 !usb_endpoint_xfer_isoc(&urb->ep->desc)))

				xhci_dbg(xhci, "Giveback URB %p, len = %d, "

						"expected = %x, status = %d\n",

						urb, urb->actual_length,