linux-kernel - Re: [PATCH] drm/amd/display: Fix unnecessary cast warnings from checkpatch

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Message-ID: <CADnq5_MXmSYf0=Lfb5-bsmuK6m2UEgyeVOMp4hjZcpxU82_Z2A@mail.gmail.com>
Date: Wed, 18 Sep 2024 10:03:21 -0400
From: Alex Deucher <alexdeucher@...il.com>
To: Rohit Chavan <roheetchavan@...il.com>
Cc: Harry Wentland <harry.wentland@....com>, Leo Li <sunpeng.li@....com>, 
	Rodrigo Siqueira <Rodrigo.Siqueira@....com>, Alex Deucher <alexander.deucher@....com>, 
	Christian König <christian.koenig@....com>, 
	Xinhui Pan <Xinhui.Pan@....com>, David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
	amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/amd/display: Fix unnecessary cast warnings from checkpatch

Acked-by: Alex Deucher <alexander.deucher@....com>

Applied.

Thanks!

On Tue, Sep 17, 2024 at 5:58 PM Rohit Chavan <roheetchavan@...il.com> wrote:
>
> This patch addresses warnings produced by the checkpatch script
> related to unnecessary casts that could potentially hide bugs.
>
> The specific warnings are as follows:
> - Warning at drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c:16
> - Warning at drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c:20
> - Warning at drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c:30
>
> Signed-off-by: Rohit Chavan <roheetchavan@...il.com>
> ---
>  drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c
> index 41ecf00ed196..3ab401729f9b 100644
> --- a/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c
> +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c
> @@ -13,11 +13,11 @@
>
>  static bool dml21_allocate_memory(struct dml2_context **dml_ctx)
>  {
> -       *dml_ctx = (struct dml2_context *)kzalloc(sizeof(struct dml2_context), GFP_KERNEL);
> +       *dml_ctx = kzalloc(sizeof(struct dml2_context), GFP_KERNEL);
>         if (!(*dml_ctx))
>                 return false;
>
> -       (*dml_ctx)->v21.dml_init.dml2_instance = (struct dml2_instance *)kzalloc(sizeof(struct dml2_instance), GFP_KERNEL);
> +       (*dml_ctx)->v21.dml_init.dml2_instance = kzalloc(sizeof(struct dml2_instance), GFP_KERNEL);
>         if (!((*dml_ctx)->v21.dml_init.dml2_instance))
>                 return false;
>
> @@ -27,7 +27,7 @@ static bool dml21_allocate_memory(struct dml2_context **dml_ctx)
>         (*dml_ctx)->v21.mode_support.display_config = &(*dml_ctx)->v21.display_config;
>         (*dml_ctx)->v21.mode_programming.display_config = (*dml_ctx)->v21.mode_support.display_config;
>
> -       (*dml_ctx)->v21.mode_programming.programming = (struct dml2_display_cfg_programming *)kzalloc(sizeof(struct dml2_display_cfg_programming), GFP_KERNEL);
> +       (*dml_ctx)->v21.mode_programming.programming = kzalloc(sizeof(struct dml2_display_cfg_programming), GFP_KERNEL);
>         if (!((*dml_ctx)->v21.mode_programming.programming))
>                 return false;
>
> --
> 2.34.1
>