Re: [libvirt PATCH 03/10] secret: Factor out mutex

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On Fri, Feb 11, 2022 at 11:30:39AM +0100, Tim Wiederhake wrote:
> If the mutex is part of the `driver` object, it cannot guard that
> object's creation and destruction perfectly.

The mutex doesn't need to guard the object's creation/destruction
in its entirity though.

The driver creation/destruction is a onetime thing at startup
and shutdown of the daemon. There is a requirement that API
calls have ceased before destruction begins, and if that's not
the case then the code is unsafe no matter what because it
will be liable to access a NULL driver object after acquiring
the mutex.

Regards,
Daniel
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