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fix memory leak in fixed btusb_close

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If the waker is killed before it can replay outstanding URBs, these URBs
won't be freed or will be replayed at the next open.  This patch closes
the window by explicitely discarding outstanding URBs.

Signed-off-by: Oliver Neukum <oliver@neukum.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Oliver Neukum 2009-11-13 14:26:23 +01:00 committed by Linus Torvalds
parent 479c2553af
commit 7b8e2c1db0
1 changed files with 3 additions and 1 deletions
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4
drivers/bluetooth/btusb.c
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@ -600,11 +600,13 @@ static int btusb_close(struct hci_dev *hdev)
btusb_stop_traffic(data);
err = usb_autopm_get_interface(data->intf);
if (err < 0)
return 0;
goto failed;
data->intf->needs_remote_wakeup = 0;
usb_autopm_put_interface(data->intf);
failed:
usb_scuttle_anchored_urbs(&data->deferred);
return 0;
}