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USB: xhci: drop spinlock in xhci_urb_enqueue() error path.

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Make sure the error path in xhci_urb_enqueue() releases the spinlock
before it returns.  Reported by Oliver in
	http://marc.info/?l=linux-usb&m=124091637311832&w=2

Reported-by: Oliver Neukum <oliver@neukum.org>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Sarah Sharp 2009-04-29 19:06:36 -07:00 committed by Greg Kroah-Hartman
parent f0058c6278
commit c7959fb265
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/host/xhci-hcd.c
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@ -591,7 +591,8 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
if (!xhci->devs || !xhci->devs[slot_id]) {
if (!in_interrupt())
dev_warn(&urb->dev->dev, "WARN: urb submitted for dev with no Slot ID\n");
return -EINVAL;
ret = -EINVAL;
goto exit;
}
if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)) {
if (!in_interrupt())