[PATCH] drm/xe/ads: Use flexible-array

[Matthew Brost]

On Mon, May 06, 2024 at 07:19:17AM -0700, Lucas De Marchi wrote:
> Zero-length arrays are deprecated and flexible arrays should be used
> instead: https://www.kernel.org/doc/html/v6.9-rc7/process/deprecated.html#zero-length-and-one-element-arrays
> 
> Reported-by: kernel test robot <lkp at intel.com>
> Reported-by: Julia Lawall <julia.lawall at inria.fr>
> Closes: https://lore.kernel.org/r/202405051824.AmjAI5Pg-lkp@intel.com/
> Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
> Cc: Matthew Brost <matthew.brost at intel.com>

Reviewed-by: Matthew Brost <matthew.brost at intel.com>

> Signed-off-by: Lucas De Marchi <lucas.demarchi at intel.com>
> ---
>  drivers/gpu/drm/xe/xe_guc_ads.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/xe/xe_guc_ads.c b/drivers/gpu/drm/xe/xe_guc_ads.c
> index 6a5eb21748b1..b48639cfe955 100644
> --- a/drivers/gpu/drm/xe/xe_guc_ads.c
> +++ b/drivers/gpu/drm/xe/xe_guc_ads.c
> @@ -109,7 +109,7 @@ struct __guc_ads_blob {
>  	struct guc_engine_usage engine_usage;
>  	struct guc_um_init_params um_init_params;
>  	/* From here on, location is dynamic! Refer to above diagram. */
> -	struct guc_mmio_reg regset[0];
> +	struct guc_mmio_reg regset[];
>  } __packed;
>  
>  #define ads_blob_read(ads_, field_) \
> -- 
> 2.43.0
>