[linux-dvb] Problem with close DVB device file descriptor

Manu Abraham abraham.manu at gmail.com
Mon Aug 13 15:14:30 CEST 2007


On 8/13/07, Eugene Perepelitzki <eugenep at scopus.net> wrote:
>
>
>
> I'm developing CI device driver for proprietary HW using dvb-core module.
>
> I use dvbdev and dvb_ca_en50221 low level API for registration of my low
> level driver.
>
> I got working physical layer of DVB-CI in kenel dvb-ca thread and started to
> test transport,
>
> session and application layers using dvb-app/test aplications.
>
> It also start working but if application close file descriptor or
> application exits I get kernel Ooops.
>
> It seems that  dvb_ca_en5021_io_release function is not called.
>
> Does somebody have an idea what is the problem ? \


Probably, dereferencing a  NULL pointer somewhere in your code ? ;-)



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