Hi,
if you kill the URB before you unregister, open can come in between
and resubmit the urb. This patch reverses the order.
Regards
Oliver
Signed-off-by: Oliver Neukum <oneukum@xxxxxxx>
---
--- linux-2.6.26-sierra/drivers/input/touchscreen/usbtouchscreen.c.alt 2008-06-26 15:23:34.000000000 +0200
+++ linux-2.6.26-sierra/drivers/input/touchscreen/usbtouchscreen.c 2008-06-26 15:23:38.000000000 +0200
@@ -973,8 +973,8 @@ static void usbtouch_disconnect(struct u
dbg("%s - usbtouch is initialized, cleaning up", __FUNCTION__);
usb_set_intfdata(intf, NULL);
- usb_kill_urb(usbtouch->irq);
input_unregister_device(usbtouch->input);
+ usb_kill_urb(usbtouch->irq);
usb_free_urb(usbtouch->irq);
usbtouch_free_buffers(interface_to_usbdev(intf), usbtouch);
kfree(usbtouch);
--
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