linux-kernel - Re: [BUG/RFC PATCH 3/5] [BUG][RFC] media: atomisp: pci: add NULL check for asd obtained from atomisp_video

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Message-ID: <CAHp75VeThcCywYZsrUNYSA3Yc3MjJwfiCBCGep1DpWFFUg71cw@mail.gmail.com>
Date:   Tue, 2 Nov 2021 16:44:09 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Tsuchiya Yuto <kitakar@...il.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Patrik Gfeller <patrik.gfeller@...il.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Kaixu Xia <kaixuxia@...cent.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Yang Li <abaci-bugfix@...ux.alibaba.com>,
        Tomi Valkeinen <tomi.valkeinen@...asonboard.com>,
        Alex Dewar <alex.dewar90@...il.com>,
        Aline Santana Cordeiro <alinesantanacordeiro@...il.com>,
        Arnd Bergmann <arnd@...db.de>, Alan <alan@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        linux-staging@...ts.linux.dev,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [BUG/RFC PATCH 3/5] [BUG][RFC] media: atomisp: pci: add NULL
 check for asd obtained from atomisp_video_pipe

On Tue, Nov 2, 2021 at 3:10 PM Dan Carpenter <dan.carpenter@...cle.com> wrote:
> On Mon, Oct 18, 2021 at 01:23:34AM +0900, Tsuchiya Yuto wrote:

> > +     if(!pipe->asd) {
>
> Run your patches through scripts/checkpatch.pl.

While it's good advice, we are dealing with quite a bad code under
staging, so the requirements may be relaxed.

> > +             dev_err(pipe->isp->dev, "%s(): asd is NULL, device is %s\n",
> > +                     __func__, pipe->vdev.name);
> > +             return;
> > +     }

-- 
With Best Regards,
Andy Shevchenko