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USB: xhci: No GFP_KERNEL in block error handling 

xhci_add_endpoint() is used in the reset path. It must
use GFP_NOIO to avoid a possible deadlock.

Signed-off-by: Oliver Neukum <oliver@neukum.org>
Acked-by: Sarah Sharp <sarah.a.sharp@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Oliver Neukum 2009-12-16 19:43:59 +01:00 committed by Greg Kroah-Hartman
parent 97d35f9555
commit 319c3ea451
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/host/xhci-hcd.c
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@ -1007,7 +1007,7 @@ int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev,
* for usb_set_interface() and usb_set_configuration() claim).
*/
if (xhci_endpoint_init(xhci, xhci->devs[udev->slot_id],
udev, ep, GFP_KERNEL) < 0) {
udev, ep, GFP_NOIO) < 0) {
dev_dbg(&udev->dev, "%s - could not initialize ep %#x\n",
__func__, ep->desc.bEndpointAddress);
return -ENOMEM;