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SubjectRe: [PATCH 8/9] gpio: mockup: use the generic 'gpio-line-names' property
On Mon, Sep 28, 2020 at 11:45 AM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
> On Fri, Sep 25, 2020 at 6:41 PM Andy Shevchenko
> <andriy.shevchenko@linux.intel.com> wrote:
> > On Fri, Sep 25, 2020 at 01:40:10PM +0200, Bartosz Golaszewski wrote:
> > > On Fri, Sep 25, 2020 at 11:03 AM Andy Shevchenko
> > > <andriy.shevchenko@linux.intel.com> wrote:
> > > > On Thu, Sep 24, 2020 at 01:38:41PM +0200, Bartosz Golaszewski wrote:

...

> > > > > + kfree_strarray(line_names, line_names ? ngpio : 0);
> > > >
> > > > Perhaps you may check for NULL pointer in the kfree_strarray() and drop ternary
> > > > here?
> > > >
> > >
> > > I did in the previous series and you told me to not to. :)
> >
> > Hmm... What was my argument? What was wrong with me? free() should be NULL-aware.
>
> Well, it is - your just need to make sure ngpio is 0 too. :)

Do you really need that? If you have NULL as a first parameter, the
second one can be anything.

> I'll revert back to having the NULL check.

--
With Best Regards,
Andy Shevchenko

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