Commit 43061949 authored by Niklas Neronin's avatar Niklas Neronin Committed by Greg Kroah-Hartman
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usb: xhci: improve error message for targetless transfer event 



Improve error message for unknown transfer event without a TRB, by also
printing the event code number. This removes the inevitable question;
"what was the unknown event code exactly?"

Signed-off-by: default avatarNiklas Neronin <niklas.neronin@linux.intel.com>
Signed-off-by: default avatarMathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20240626124835.1023046-13-mathias.nyman@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2acd0c22

drivers/usb/host/xhci-ring.c

+2 −2
Original line number Diff line number Diff line
@@ -2582,8 +2582,8 @@ static int handle_transferless_tx_event(struct xhci_hcd *xhci, struct xhci_virt_ 
	case COMP_STOPPED_LENGTH_INVALID:

		break;

	default:

		xhci_err(xhci, "ERROR Transfer event for unknown stream ring slot %u ep %u\n",

			 ep->vdev->slot_id, ep->ep_index);

		xhci_err(xhci, "Transfer event %u for unknown stream ring slot %u ep %u\n",

			 trb_comp_code, ep->vdev->slot_id, ep->ep_index);

		return -ENODEV;

	}

	return 0;