On Tue, Sep 27, 2011 at 11:30 AM, Stijn Devriendt <high...@gmail.com> wrote:
>> +       spin_unlock(&desc->lock);
>
> Now this is racing with...
> (...)
> ... this:
>
>> +       spin_lock(&desc->lock);
>> +       desc->mux_requested = true;
>> +       strncpy(desc->mux_function, function, sizeof(desc->mux_function));
>> +       spin_unlock(&desc->lock);

Good catch!

I've fixed it by setting ->mux_requested immediatelty and then
later release it (inside a lock) if something fails.

Yours,
Linus Walleij

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