linux-kernel - Re: [PATCH] drm/radeon: Add break to switch statement in radeonfb_create_pinned

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Date:   Mon, 16 Aug 2021 14:53:53 -0400
From:   Alex Deucher <alexdeucher@...il.com>
To:     Christian König <christian.koenig@....com>
Cc:     Nathan Chancellor <nathan@...nel.org>,
        Alex Deucher <alexander.deucher@....com>,
        "Pan, Xinhui" <Xinhui.Pan@....com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        LKML <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH] drm/radeon: Add break to switch statement in radeonfb_create_pinned_object()

Applied.  Thanks!

Alex

On Mon, Aug 16, 2021 at 3:23 AM Christian König
<christian.koenig@....com> wrote:
>
> Am 15.08.21 um 21:29 schrieb Nathan Chancellor:
> > Clang + -Wimplicit-fallthrough warns:
> >
> > drivers/gpu/drm/radeon/radeon_fb.c:170:2: warning: unannotated
> > fall-through between switch labels [-Wimplicit-fallthrough]
> >          default:
> >          ^
> > drivers/gpu/drm/radeon/radeon_fb.c:170:2: note: insert 'break;' to avoid
> > fall-through
> >          default:
> >          ^
> >          break;
> > 1 warning generated.
> >
> > Clang's version of this warning is a little bit more pedantic than
> > GCC's. Add the missing break to satisfy it to match what has been done
> > all over the kernel tree.
> >
> > Signed-off-by: Nathan Chancellor <nathan@...nel.org>
>
> Reviewed-by: Christian König <christian.koenig@....com>
>
> > ---
> >   drivers/gpu/drm/radeon/radeon_fb.c | 1 +
> >   1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
> > index 0b206b052972..c8b545181497 100644
> > --- a/drivers/gpu/drm/radeon/radeon_fb.c
> > +++ b/drivers/gpu/drm/radeon/radeon_fb.c
> > @@ -167,6 +167,7 @@ static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev,
> >               break;
> >       case 2:
> >               tiling_flags |= RADEON_TILING_SWAP_16BIT;
> > +             break;
> >       default:
> >               break;
> >       }
> >
> > base-commit: ba31f97d43be41ca99ab72a6131d7c226306865f
>