[Intel-gfx] [PATCH] drm/i915/gvt: Use offsetofend() rather than offsetof + sizeof

[Mika Kuoppala]

Chris Wilson <chris at chris-wilson.co.uk> writes:

> Compute the offset of the end of the crc32 field using offsetofend()
> rather than open-coding.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Zhenyu Wang <zhenyuw at linux.intel.com>
> Cc: Zhi Wang <zhi.a.wang at intel.com>

Reviewed-by: Mika Kuoppala <mika.kuoppala at intel.com>

> ---
>  drivers/gpu/drm/i915/gvt/firmware.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/gvt/firmware.c b/drivers/gpu/drm/i915/gvt/firmware.c
> index 933a7c211a1c..3a5a81fcb406 100644
> --- a/drivers/gpu/drm/i915/gvt/firmware.c
> +++ b/drivers/gpu/drm/i915/gvt/firmware.c
> @@ -159,7 +159,7 @@ static int verify_firmware(struct intel_gvt *gvt,
>  
>  	h = (struct gvt_firmware_header *)fw->data;
>  
> -	crc32_start = offsetof(struct gvt_firmware_header, crc32) + 4;
> +	crc32_start = offsetofend(struct gvt_firmware_header, crc32);
>  	mem = fw->data + crc32_start;
>  
>  #define VERIFY(s, a, b) do { \
> -- 
> 2.11.0
>
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