[Spice-devel] [PATCH v2 2/2] fix crash if agent interface is removed

Frediano Ziglio fziglio at redhat.com
Mon May 9 15:20:00 UTC 2016


> 
> Hey,
> 
> On Mon, May 09, 2016 at 10:03:03AM +0100, Frediano Ziglio wrote:
> > Removing an interface cause SpiceBaseInstance->st to be set to NULL.
> > This pointer was then deferenced in agent code.
> > As SpiceBaseInstance should not be used after this call make sure
> > we don't keep pointers to it.
> 
> I guess it cannot hurt... However, it would be a good time to document
> how we expect char_device_attach/remove to behave wrt to the lifetime of
> the various instances we have (char device, sin, vdagent, ...).
> 
> Christophe
> 

Do you have any suggestion on where to document this?
Do you think this is a stopover for the patch?
Do you think the fix should be done in another way?

Frediano


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