Re: [PATCH] drm/amd/display: Remove redundant initialization of dpg_width

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Applied.  Thanks!

On Fri, Jan 14, 2022 at 5:44 AM Jiapeng Chong
<jiapeng.chong@xxxxxxxxxxxxxxxxx> wrote:
>
> dpg_width is being initialized to width but this is never read
> as dpg_width is overwritten later on. Remove the redundant
> initialization.
>
> Cleans up the following clang-analyzer warning:
>
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:6020:8:
> warning: Value stored to 'dpg_width' during its initialization is never
> read [clang-analyzer-deadcode.DeadStores].
>
> Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
> ---
>  drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
> index 497470513e76..1f8831156bc4 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
> @@ -6017,7 +6017,7 @@ static void set_crtc_test_pattern(struct dc_link *link,
>                 else if (link->dc->hwss.set_disp_pattern_generator) {
>                         struct pipe_ctx *odm_pipe;
>                         int opp_cnt = 1;
> -                       int dpg_width = width;
> +                       int dpg_width;
>
>                         for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
>                                 opp_cnt++;
> --
> 2.20.1.7.g153144c
>



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