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path: root/drivers/usb/host/uhci-q.c
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Diffstat (limited to 'drivers/usb/host/uhci-q.c')
-rw-r--r--drivers/usb/host/uhci-q.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index 58f873679145..3e5807d14ffb 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -899,8 +899,6 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb,
899 } 899 }
900 if (qh->state != QH_STATE_ACTIVE) 900 if (qh->state != QH_STATE_ACTIVE)
901 qh->skel = skel; 901 qh->skel = skel;
902
903 urb->actual_length = -8; /* Account for the SETUP packet */
904 return 0; 902 return 0;
905 903
906nomem: 904nomem:
@@ -1494,11 +1492,10 @@ __acquires(uhci->lock)
1494 1492
1495 if (qh->type == USB_ENDPOINT_XFER_CONTROL) { 1493 if (qh->type == USB_ENDPOINT_XFER_CONTROL) {
1496 1494
1497 /* urb->actual_length < 0 means the setup transaction didn't 1495 /* Subtract off the length of the SETUP packet from
1498 * complete successfully. Either it failed or the URB was 1496 * urb->actual_length.
1499 * unlinked first. Regardless, don't confuse people with a 1497 */
1500 * negative length. */ 1498 urb->actual_length -= min_t(u32, 8, urb->actual_length);
1501 urb->actual_length = max(urb->actual_length, 0);
1502 } 1499 }
1503 1500
1504 /* When giving back the first URB in an Isochronous queue, 1501 /* When giving back the first URB in an Isochronous queue,