Merge branch 'for-usb-next' of git+ssh://master.kernel.org/pub/scm/linux/kernel/git/sarah/xhci into usb-next
* 'for-usb-next' of git+ssh://master.kernel.org/pub/scm/linux/kernel/git/sarah/xhci: xhci: Fix bug in control transfer cancellation.
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Коммит
af5c580501
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@ -1641,6 +1641,9 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td,
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else
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*status = 0;
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break;
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case COMP_STOP_INVAL:
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case COMP_STOP:
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return finish_td(xhci, td, event_trb, event, ep, status, false);
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default:
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if (!xhci_requires_manual_halt_cleanup(xhci,
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ep_ctx, trb_comp_code))
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@ -1685,15 +1688,12 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td,
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}
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} else {
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/* Maybe the event was for the data stage? */
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if (trb_comp_code != COMP_STOP_INVAL) {
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/* We didn't stop on a link TRB in the middle */
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td->urb->actual_length =
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td->urb->transfer_buffer_length -
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TRB_LEN(le32_to_cpu(event->transfer_len));
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xhci_dbg(xhci, "Waiting for status "
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"stage event\n");
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return 0;
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}
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td->urb->actual_length =
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td->urb->transfer_buffer_length -
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TRB_LEN(le32_to_cpu(event->transfer_len));
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xhci_dbg(xhci, "Waiting for status "
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"stage event\n");
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return 0;
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}
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}
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