linux-kernel - Re: [PATCH 6/6] gpiolib: cdev: compile out HTE unless CONFIG

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20220713103014.GC113115@sol>
Date:   Wed, 13 Jul 2022 18:30:14 +0800
From:   Kent Gibson <warthog618@...il.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Linus Walleij <linus.walleij@...aro.org>,
        Dipen Patel <dipenp@...dia.com>
Subject: Re: [PATCH 6/6] gpiolib: cdev: compile out HTE unless CONFIG_HTE
 selected

On Wed, Jul 13, 2022 at 12:03:07PM +0200, Andy Shevchenko wrote:
> On Wed, Jul 13, 2022 at 3:39 AM Kent Gibson <warthog618@...il.com> wrote:
> >
> > The majority of builds do not include HTE, so compile out hte
> > functionality unless CONFIG_HTE is selected.
> 
> ...
> 
> > +#ifdef CONFIG_HTE
> >         /*
> >          * -- hte specific fields --
> >          */
> 
> Now this comment seems useless to me and it takes 3 LoCs.
> 
> ...
> 
> > +       else if (IS_ENABLED(CONFIG_HTE) &&
> > +                (test_bit(FLAG_EVENT_CLOCK_HTE, &line->desc->flags)))
> 
> Too many parentheses.
> 
> ...
> 
> > +               if (!IS_ENABLED(CONFIG_HTE) ||
> > +                   !test_bit(FLAG_EVENT_CLOCK_HTE, &line->desc->flags)) {
> 
> if (!(x && y)) ?
> 
> ...
> 
> > +       if (!IS_ENABLED(CONFIG_HTE) &&
> > +           (flags & GPIO_V2_LINE_FLAG_EVENT_CLOCK_HTE))
> > +               return -EOPNOTSUPP;
> 
> Ditto for consistency?
> 

Those all make sense - will do.

Thanks for the prompt review.

Cheers,
Kent.