linux-hardening - Re: [PATCH 028/141] drm/amd/display: Fix fall-through warnings for Clang

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Date:   Fri, 20 Nov 2020 17:45:07 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc:     Harry Wentland <harry.wentland@....com>,
        Leo Li <sunpeng.li@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        linux-hardening@...r.kernel.org,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 028/141] drm/amd/display: Fix fall-through warnings for Clang

On Fri, Nov 20, 2020 at 1:28 PM Gustavo A. R. Silva
<gustavoars@...nel.org> wrote:
>
> In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple
> warnings by explicitly adding multiple break statements instead of just
> letting the code fall through to the next case.
>
> Link: https://github.com/KSPP/linux/issues/115
> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>

Applied.  Thanks!

Alex

> ---
>  drivers/gpu/drm/amd/display/dc/bios/bios_parser.c  | 1 +
>  drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | 2 ++
>  drivers/gpu/drm/amd/display/dc/core/dc_link.c      | 1 +
>  3 files changed, 4 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
> index ad394aefa5d9..23a373ca94b5 100644
> --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
> +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
> @@ -1198,6 +1198,7 @@ static enum bp_result bios_parser_get_embedded_panel_info(
>                 default:
>                         break;
>                 }
> +               break;
>         default:
>                 break;
>         }
> diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
> index 29d64e7e304f..fd1e64fa8744 100644
> --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
> +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
> @@ -903,6 +903,7 @@ static enum bp_result bios_parser_get_soc_bb_info(
>                         break;
>                 case 4:
>                         result = get_soc_bb_info_v4_4(bp, soc_bb_info);
> +                       break;
>                 default:
>                         break;
>                 }
> @@ -1019,6 +1020,7 @@ static enum bp_result bios_parser_get_embedded_panel_info(
>                 default:
>                         break;
>                 }
> +               break;
>         default:
>                 break;
>         }
> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> index fec87a2e210c..b9254a87ee73 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> @@ -1052,6 +1052,7 @@ static bool dc_link_detect_helper(struct dc_link *link,
>
>                                 return false;
>                         }
> +                       break;
>                 default:
>                         break;
>                 }
> --
> 2.27.0
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx

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