On Mon, Mar 25, 2019 at 09:18:04AM -0400, Pierre-Louis Bossart wrote: > On 3/25/19 8:12 AM, Mark Brown wrote: > > These are driver specific issues not device model issues as far as I can > > see? The issue fixed by this as is that you're storing a pointer in the > > ASoC level (not device model level) probe that you don't free when the > > component is unbound, causing you to dereference it later during > > suspend. There is absolutely no problem with the machine driver not > > being guaranteed to bind at the time it's initially registered, that's > > perfectly normal and should cause no problems. > Agree, what I was referring is that if the machine probe and card > registration fails (not just deferred), the parent acpi/pci driver isn't > notified - there is just no means to provide that information and that leads > to all kinds of configuration issues. If there are issues here they could happen via means other than a probe failing so there's a problem whatever is going on - someone manually unbinding a device for example.
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