diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/usb/core/driver.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index ba5bbc7eedc..3f734240e0e 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -1112,7 +1112,12 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) usb_hcd_flush_endpoint(udev, udev->ep_out[i]); usb_hcd_flush_endpoint(udev, udev->ep_in[i]); } - if (parent) + + /* If this is just a FREEZE or a PRETHAW, udev might + * not really be suspended. Only true suspends get + * propagated up the device tree. + */ + if (parent && udev->state == USB_STATE_SUSPENDED) usb_autosuspend_device(parent); } |