linux-kernel - Re: [Nouveau] [PATCH] drm/nouveau: use NULL for pointer assignment.

Open Source and information security mailing list archives

Date:   Mon, 6 Jan 2020 08:08:01 +1000
From:   Ben Skeggs <skeggsb@...il.com>
To:     Wambui Karuga <wambui.karugax@...il.com>,
        Ben Skeggs <bskeggs@...hat.com>,
        Dave Airlie <airlied@...ux.ie>,
        ML dri-devel <dri-devel@...ts.freedesktop.org>,
        ML nouveau <nouveau@...ts.freedesktop.org>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     Daniel Vetter <daniel@...ll.ch>
Subject: Re: [Nouveau] [PATCH] drm/nouveau: use NULL for pointer assignment.

On Thu, 2 Jan 2020 at 04:51, Daniel Vetter <daniel@...ll.ch> wrote:
>
> On Tue, Dec 31, 2019 at 11:57:34PM +0300, Wambui Karuga wrote:
> > Replace the use of 0 in the pointer assignment with NULL to address the
> > following sparse warning:
> > drivers/gpu/drm/nouveau/nouveau_hwmon.c:744:29: warning: Using plain integer as NULL pointer
> >
> > Signed-off-by: Wambui Karuga <wambui.karugax@...il.com>
>
> Reviewed-by: Daniel Vetter <daniel.vetter@...ll.ch>
>
> I'll check with Ben next week or so whether he wants to pick these up or
> whether I should stuff them into drm-misc-next.
I'll grab them.

Ben.

> -Daniel
>
> > ---
> >  drivers/gpu/drm/nouveau/nouveau_hwmon.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/nouveau/nouveau_hwmon.c b/drivers/gpu/drm/nouveau/nouveau_hwmon.c
> > index d445c6f3fece..1c3104d20571 100644
> > --- a/drivers/gpu/drm/nouveau/nouveau_hwmon.c
> > +++ b/drivers/gpu/drm/nouveau/nouveau_hwmon.c
> > @@ -741,7 +741,7 @@ nouveau_hwmon_init(struct drm_device *dev)
> >                       special_groups[i++] = &pwm_fan_sensor_group;
> >       }
> >
> > -     special_groups[i] = 0;
> > +     special_groups[i] = NULL;
> >       hwmon_dev = hwmon_device_register_with_info(dev->dev, "nouveau", dev,
> >                                                       &nouveau_chip_info,
> >                                                       special_groups);
> > --
> > 2.17.1
> >
>
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch
> _______________________________________________
> Nouveau mailing list
> Nouveau@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/nouveau

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