[PATCH 8/9] usb: xhci: Print completion code in the empty ring warning

[Michal Pecio <michal.pecio@gmail.com>]

This gives a better picture of what was happening when the ring
was found unexpectedly empty.

Signed-off-by: Michal Pecio <michal.pecio@gmail.com>
---
 drivers/usb/host/xhci-ring.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 58e6d0280e00..9d1af76955cd 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -2789,10 +2789,10 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 			if (!(trb_comp_code == COMP_STOPPED ||
 			      trb_comp_code == COMP_STOPPED_LENGTH_INVALID ||
 			      (trb_comp_code == COMP_SUCCESS && ep_ring->last_td_was_short) ||
 			      (trb_comp_code == COMP_SHORT_PACKET && ep_ring->last_td_was_short))) {
-				xhci_warn(xhci, "WARN Event TRB for slot %u ep %d with no TDs queued?\n",
-					  slot_id, ep_index);
+				xhci_warn(xhci, "WARN Event TRB for slot %u ep %d comp_code %d with no TDs queued?\n",
+					  slot_id, ep_index, trb_comp_code);
 			}
 			if (ep->skip) {
 				ep->skip = false;
 				xhci_dbg(xhci, "td_list is empty while skip flag set. Clear skip flag for slot %u ep %u.\n",
-- 
2.43.0