Re: [PATCH v1 2/2] spi: Avoid potential UB when counting unused native CSs

[Mark Brown]

On Tue, Apr 20, 2021 at 06:07:06PM +0300, Andy Shevchenko wrote:
> On Tue, Apr 20, 2021 at 03:56:16PM +0100, Mark Brown wrote:
> > On Tue, Apr 20, 2021 at 05:10:04PM +0300, Andy Shevchenko wrote:
> > > ffz(), that has been used to count unused native CSs, might produce UB

> > Bit of an IA there...

> UB -- undefined behaviour.
> I'll decode it. Should I decode CS as well?

CS is fine.

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