diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/uhci-debug.c | 4 | ||||
| -rw-r--r-- | drivers/usb/host/uhci-q.c | 11 |
2 files changed, 7 insertions, 8 deletions
diff --git a/drivers/usb/host/uhci-debug.c b/drivers/usb/host/uhci-debug.c index 20cc58b9780..e52b954dda4 100644 --- a/drivers/usb/host/uhci-debug.c +++ b/drivers/usb/host/uhci-debug.c @@ -118,7 +118,9 @@ static int uhci_show_urbp(struct urb_priv *urbp, char *buf, int len, int space) } out += sprintf(out, "%s%s", ptype, (urbp->fsbr ? " FSBR" : "")); - out += sprintf(out, " Actlen=%d", urbp->urb->actual_length); + out += sprintf(out, " Actlen=%d%s", urbp->urb->actual_length, + (urbp->qh->type == USB_ENDPOINT_XFER_CONTROL ? + "-8" : "")); if (urbp->urb->unlinked) out += sprintf(out, " Unlinked=%d", urbp->urb->unlinked); diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c index 58f87367914..3e5807d14ff 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, } if (qh->state != QH_STATE_ACTIVE) qh->skel = skel; - - urb->actual_length = -8; /* Account for the SETUP packet */ return 0; nomem: @@ -1494,11 +1492,10 @@ __acquires(uhci->lock) if (qh->type == USB_ENDPOINT_XFER_CONTROL) { - /* urb->actual_length < 0 means the setup transaction didn't - * complete successfully. Either it failed or the URB was - * unlinked first. Regardless, don't confuse people with a - * negative length. */ - urb->actual_length = max(urb->actual_length, 0); + /* Subtract off the length of the SETUP packet from + * urb->actual_length. + */ + urb->actual_length -= min_t(u32, 8, urb->actual_length); } /* When giving back the first URB in an Isochronous queue, |