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USB: fix mistake in usb_hcd_giveback_urb

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This patch (as971) fixes a small mistake: The URB's completion status
needs to be adjusted before the URB is passed to usmon_urb_complete(),
not afterward.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alan Stern 2007-08-22 13:06:53 -04:00 • committed by Greg Kroah-Hartman
parent ed6e52829c
commit 1f5a3d0f34
1 changed files with 4 additions and 3 deletions
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7
drivers/usb/core/hcd.c
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@ -1266,9 +1266,6 @@ int usb_hcd_unlink_urb (struct urb *urb, int status)
*/
void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb)
{
unmap_urb_for_dma(hcd, urb);
usbmon_urb_complete (&hcd->self, urb);
usb_unanchor_urb(urb);
urb->hcpriv = NULL;
if (unlikely(urb->unlinked))
urb->status = urb->unlinked;
@ -1277,6 +1274,10 @@ void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb)
!urb->status))
urb->status = -EREMOTEIO;
unmap_urb_for_dma(hcd, urb);
usbmon_urb_complete(&hcd->self, urb);
usb_unanchor_urb(urb);
/* pass ownership to the completion handler */
urb->complete (urb);
atomic_dec (&urb->use_count);