[PATCH][next] amd/amdgpu_ctx: Use struct_size() helper and kmalloc()

[Alex Deucher]

Applied.  Thanks!

Alex

On Thu, Oct 8, 2020 at 10:29 AM Gustavo A. R. Silva
<gustavoars at kernel.org> wrote:
>
> Make use of the new struct_size() helper instead of the offsetof() idiom.
> Also, use kmalloc() instead of kcalloc().
>
> Signed-off-by: Gustavo A. R. Silva <gustavoars at kernel.org>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> index c80d8339f58c..5be125f3b92a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> @@ -100,7 +100,7 @@ static int amdgpu_ctx_init_entity(struct amdgpu_ctx *ctx, u32 hw_ip,
>         enum drm_sched_priority priority;
>         int r;
>
> -       entity = kcalloc(1, offsetof(typeof(*entity), fences[amdgpu_sched_jobs]),
> +       entity = kmalloc(struct_size(entity, fences, amdgpu_sched_jobs),
>                          GFP_KERNEL);
>         if (!entity)
>                 return  -ENOMEM;
> --
> 2.27.0
>
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