Bluetooth: Prevent ill-timed autosuspend in USB driver

The device must be marked busy as it receives data.

Signed-off-by: Oliver Neukum <oliver@neukum.org>
Tested-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 4d29059967517f2a54c02eabc55ef76f84ba1855..a699f09ddf7cac819eba8a13514688895abf0af6 100644 (file)
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -307,6 +307,7 @@ static void btusb_bulk_complete(struct urb *urb)
                return;
 
        usb_anchor_urb(urb, &data->bulk_anchor);
+       usb_mark_last_busy(data->udev);
 
        err = usb_submit_urb(urb, GFP_ATOMIC);
        if (err < 0) {