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path: root/drivers/usb/host/xhci-ring.c
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Diffstat (limited to 'drivers/usb/host/xhci-ring.c')
-rw-r--r--drivers/usb/host/xhci-ring.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 00f48dd197ac..e96ac2d7b9b1 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -2587,7 +2587,6 @@ static int handle_tx_event(struct xhci_hcd *xhci,
struct xhci_ep_ctx *ep_ctx;
u32 trb_comp_code;
int td_num = 0;
- bool handling_skipped_tds = false;
slot_id = TRB_TO_SLOT_ID(le32_to_cpu(event->flags));
ep_index = TRB_TO_EP_ID(le32_to_cpu(event->flags)) - 1;
@@ -2748,13 +2747,13 @@ static int handle_tx_event(struct xhci_hcd *xhci,
xhci_dbg(xhci,
"Miss service interval error for slot %u ep %u, set skip flag\n",
slot_id, ep_index);
- goto cleanup;
+ return 0;
case COMP_NO_PING_RESPONSE_ERROR:
ep->skip = true;
xhci_dbg(xhci,
"No Ping response error for slot %u ep %u, Skip one Isoc TD\n",
slot_id, ep_index);
- goto cleanup;
+ return 0;
case COMP_INCOMPATIBLE_DEVICE_ERROR:
/* needs disable slot command to recover */
@@ -2939,18 +2938,14 @@ static int handle_tx_event(struct xhci_hcd *xhci,
process_isoc_td(xhci, ep, ep_ring, td, ep_trb, event);
else
process_bulk_intr_td(xhci, ep, ep_ring, td, ep_trb, event);
-cleanup:
- handling_skipped_tds = ep->skip &&
- trb_comp_code != COMP_MISSED_SERVICE_ERROR &&
- trb_comp_code != COMP_NO_PING_RESPONSE_ERROR;
-
+cleanup:;
/*
* If ep->skip is set, it means there are missed tds on the
* endpoint ring need to take care of.
* Process them as short transfer until reach the td pointed by
* the event.
*/
- } while (handling_skipped_tds);
+ } while (ep->skip);
return 0;