Re: [PATCH] spi: pxa2xx: Add missed security checks

[Andy Shevchenko <andy.shevchenko@xxxxxxxxx>]

On Fri, Oct 18, 2019 at 2:37 PM Chuhong Yuan <hslester96@xxxxxxxxx> wrote:
> On Fri, Oct 18, 2019 at 7:14 PM Andy Shevchenko
> <andy.shevchenko@xxxxxxxxx> wrote:
> > On Fri, Oct 18, 2019 at 1:39 PM Chuhong Yuan <hslester96@xxxxxxxxx> wrote:
> > > On Fri, Oct 18, 2019 at 5:35 PM Andy Shevchenko
> > > <andy.shevchenko@xxxxxxxxx> wrote:
> > > > On Fri, Oct 18, 2019 at 8:59 AM Chuhong Yuan <hslester96@xxxxxxxxx> wrote:

> > > > I'm not sure they are mandatory for all platforms.
> > > > To be on the safe side, you simple need to add _optional() to the both
> > > > call along with above change.
> > > >
> > >
> > > As I know, this is the only one in spi which does not have a check for
> > > devm_clk_get.
> >
> > For some it still may be optional. That's why better to check it and
> > mention in the commit message.
> >
> > > Even if add _optional(), they still may return errors and need security checks.
> >
> > Of course, see "along with" in my previous comment.
> >
>
> Got it. I will send version 2 in which both _optional() and security
> checks will be added.

Let me be clear. I didn't check if _optional() needed or not. You need
to investigate this before sending new verison.
And in either case this should be explained in commit message.

-- 
With Best Regards,
Andy Shevchenko