diff options
| -rw-r--r-- | drivers/usb/core/driver.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index d9d0bf5ebd1d..ce99d8bbf806 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -1790,9 +1790,6 @@ int usb_external_resume_device(struct usb_device *udev, pm_message_t msg) static void choose_wakeup(struct usb_device *udev, pm_message_t msg) { - int w, i; - struct usb_interface *intf; - /* Remote wakeup is needed only when we actually go to sleep. * For things like FREEZE and QUIESCE, if the device is already * autosuspended then its current wakeup setting is okay. @@ -1802,18 +1799,10 @@ static void choose_wakeup(struct usb_device *udev, pm_message_t msg) return; } - /* If remote wakeup is permitted, see whether any interface drivers + /* Allow remote wakeup if it is enabled, even if no interface drivers * actually want it. */ - w = 0; - if (device_may_wakeup(&udev->dev) && udev->actconfig) { - for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { - intf = udev->actconfig->interface[i]; - w |= intf->needs_remote_wakeup; - } - } - - udev->do_remote_wakeup = w; + udev->do_remote_wakeup = device_may_wakeup(&udev->dev); } int usb_suspend(struct device *dev, pm_message_t msg) |