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Message-ID: <20230810173404.jjuvqo5tv57en7pg@google.com>
Date:   Thu, 10 Aug 2023 17:34:04 +0000
From:   Justin Stitt <justinstitt@...gle.com>
To:     "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc:     Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Tony Nguyen <anthony.l.nguyen@...el.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        intel-wired-lan@...ts.osuosl.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH 2/4][next] i40e: Replace one-element array with
 flex-array member in struct i40e_profile_segment

On Tue, Aug 01, 2023 at 11:05:59PM -0600, Gustavo A. R. Silva wrote:
> One-element and zero-length arrays are deprecated. So, replace
> one-element array in struct i40e_profile_segment with flexible-array
> member.
>
> This results in no differences in binary output.
>
> Link: https://github.com/KSPP/linux/issues/335
> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
> ---
>  drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
Tested-by: Justin Stitt <justinstitt@...gle.com>

>
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h
> index c3d5fe12059a..f7a984304b65 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_type.h
> +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h
> @@ -1487,7 +1487,7 @@ struct i40e_profile_segment {
>  	struct i40e_ddp_version version;
>  	char name[I40E_DDP_NAME_SIZE];
>  	u32 device_table_count;
> -	struct i40e_device_id_entry device_table[1];
> +	struct i40e_device_id_entry device_table[];
>  };
>
>  struct i40e_section_table {
> --
> 2.34.1
>

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