On Tue, May 12, 2009 at 01:30:56PM -0700, akpm@xxxxxxxxxxxxxxxxxxxx wrote:
> From: Christoph Mair <christoph.mair@xxxxxxxxx>
>
> Fix regression introduced by 4a90f09b20f4622dcbff1f0e1e6bae1704f8ad8c
> ("tty: usb-serial krefs").
>
> The driver works as expected until you close the device and try to reopen
> it. All you get from now on, is an I/O error. It seems that something
> isn't released correctly, because the refcount of the usbserial module
> does not drop to zero, even when unloading all dependent drivers.
I no longer think this patch is needed, as Alan's fix went upstream
instead.
Christoph, can you verify this?
thanks,
greg k-h
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