linux-kernel - Re: [PATCH] drm/amd/display: Use NULL pointer instead of plain integer

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Date:   Wed, 2 Feb 2022 18:10:41 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Magali Lemes <magalilemes00@...il.com>
Cc:     "Wentland, Harry" <harry.wentland@....com>,
        "Leo (Sunpeng) Li" <sunpeng.li@....com>,
        "Siqueira, Rodrigo" <Rodrigo.Siqueira@....com>,
        "Deucher, Alexander" <alexander.deucher@....com>,
        Christian Koenig <christian.koenig@....com>,
        xinhui pan <Xinhui.Pan@....com>,
        Dave Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        LKML <linux-kernel@...r.kernel.org>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        kernel test robot <lkp@...el.com>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>
Subject: Re: [PATCH] drm/amd/display: Use NULL pointer instead of plain integer

Applied.  Thanks!

Alex

On Wed, Feb 2, 2022 at 5:20 PM Magali Lemes <magalilemes00@...il.com> wrote:
>
> Assigning 0L to a pointer variable caused the following warning:
>
> drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/rc_calc_fpu.c:71:40:
> warning: Using plain integer as NULL pointer
>
> In order to remove this warning, this commit assigns a NULL pointer to
> the pointer variable that caused this issue.
>
> Reported-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Magali Lemes <magalilemes00@...il.com>
> ---
>  drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c
> index ec636d06e18c..ef75eb7d5adc 100644
> --- a/drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c
> +++ b/drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c
> @@ -68,7 +68,7 @@ static void get_qp_set(qp_set qps, enum colour_mode cm, enum bits_per_comp bpc,
>         int sel = table_hash(mode, bpc, max_min);
>         int table_size = 0;
>         int index;
> -       const struct qp_entry *table = 0L;
> +       const struct qp_entry *table = NULL;
>
>         // alias enum
>         enum { min = DAL_MM_MIN, max = DAL_MM_MAX };
> --
> 2.25.1
>