Re: [PATCH] drivers: gpu: Fix warning using plain integer as NULL

[Abhinav Singh <singhabhinav9051571833@xxxxxxxxx>]

On 11/7/23 03:07, Alex Deucher wrote:
> On Mon, Nov 6, 2023 at 4:20 PM Abhinav Singh
> <singhabhinav9051571833@xxxxxxxxx> wrote:
> > On 11/7/23 00:25, Alex Deucher wrote:
> > > Applied.  This matches what we already do in the other clear state headers.
> > >
> > > Alex
> > >
> > > On Fri, Nov 3, 2023 at 12:00 PM Abhinav Singh
> > > <singhabhinav9051571833@xxxxxxxxx> wrote:
> > > > sparse static analysis tools generate a warning with this message
> > > > "Using plain integer as NULL pointer". In this case this warning is
> > > > being shown because we are trying to intialize a pointer to NULL using
> > > > integer value 0.
> > > >
> > > > Signed-off-by: Abhinav Singh <singhabhinav9051571833@xxxxxxxxx>
> > > > ---
> > > >    drivers/gpu/drm/radeon/clearstate_evergreen.h | 8 ++++----
> > > >    1 file changed, 4 insertions(+), 4 deletions(-)
> > > >
> > > > diff --git a/drivers/gpu/drm/radeon/clearstate_evergreen.h b/drivers/gpu/drm/radeon/clearstate_evergreen.h
> > > > index 63a1ffbb3ced..3b645558f133 100644
> > > > --- a/drivers/gpu/drm/radeon/clearstate_evergreen.h
> > > > +++ b/drivers/gpu/drm/radeon/clearstate_evergreen.h
> > > > @@ -1049,7 +1049,7 @@ static const struct cs_extent_def SECT_CONTEXT_defs[] =
> > > >        {SECT_CONTEXT_def_5, 0x0000a29e, 5 },
> > > >        {SECT_CONTEXT_def_6, 0x0000a2a5, 56 },
> > > >        {SECT_CONTEXT_def_7, 0x0000a2de, 290 },
> > > > -    { 0, 0, 0 }
> > > > +    { NULL, 0, 0 }
> > > >    };
> > > >    static const u32 SECT_CLEAR_def_1[] =
> > > >    {
> > > > @@ -1060,7 +1060,7 @@ static const u32 SECT_CLEAR_def_1[] =
> > > >    static const struct cs_extent_def SECT_CLEAR_defs[] =
> > > >    {
> > > >        {SECT_CLEAR_def_1, 0x0000ffc0, 3 },
> > > > -    { 0, 0, 0 }
> > > > +    { NULL, 0, 0 }
> > > >    };
> > > >    static const u32 SECT_CTRLCONST_def_1[] =
> > > >    {
> > > > @@ -1070,11 +1070,11 @@ static const u32 SECT_CTRLCONST_def_1[] =
> > > >    static const struct cs_extent_def SECT_CTRLCONST_defs[] =
> > > >    {
> > > >        {SECT_CTRLCONST_def_1, 0x0000f3fc, 2 },
> > > > -    { 0, 0, 0 }
> > > > +    { NULL, 0, 0 }
> > > >    };
> > > >    static const struct cs_section_def evergreen_cs_data[] = {
> > > >        { SECT_CONTEXT_defs, SECT_CONTEXT },
> > > >        { SECT_CLEAR_defs, SECT_CLEAR },
> > > >        { SECT_CTRLCONST_defs, SECT_CTRLCONST },
> > > > -    { 0, SECT_NONE }
> > > > +    { NULL, SECT_NONE }
> > > >    };
> > > > --
> > > > 2.39.2
> > Hi Alex, thanks for looking into this. By applied you mean this patch is
> > accepted and it has been merged?
>
> Yes.  Once it makes it through our CI system, it will show up in my
> drm-next tree.
>
> Alex
Okay, this is my first patch to get into kernel :)
Thank you once again for your time with this patch and accepting it.