netdev - Re: [PATCH] net: prestera: fix flexible

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Date:   Sat, 4 Dec 2021 17:45:48 +0000
From:   Volodymyr Mytnyk <volodymyr.mytnyk@...ision.eu>
To:     Julia Lawall <julia.lawall@...ia.fr>,
        Volodymyr Mytnyk <vmytnyk@...vell.com>,
        José Expósito <jose.exposito89@...il.com>
CC:     "kbuild-all@...ts.01.org" <kbuild-all@...ts.01.org>,
        Linux Memory Management List <linux-mm@...ck.org>,
        Serhiy Boiko <serhiy.boiko@...vell.com>,
        Taras Chornyi <tchornyi@...vell.com>,
        Jakub Kicinski <kuba@...nel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] net: prestera: fix flexible_array.cocci warnings

> Subject: [PATCH] net: prestera: fix flexible_array.cocci warnings 
>  
> From: kernel test robot <lkp@...el.com>
> 
> Zero-length and one-element arrays are deprecated, see
> Documentation/process/deprecated.rst
> Flexible-array members should be used instead.
> 
> Generated by: scripts/coccinelle/misc/flexible_array.cocci
> 
> Fixes: 6e36c7bcb461 ("net: prestera: add counter HW API")
> CC: Volodymyr Mytnyk <vmytnyk@...vell.com>
> Reported-by: kernel test robot <lkp@...el.com>
> Signed-off-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Julia Lawall <julia.lawall@...ia.fr>
> ---
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head:   9606f9efb1cec7f8f5912326f182fbfbcad34382
> commit: 6e36c7bcb4611414b339173cdc33fdcb55c08f9e [4129/4921] net: prestera: add counter HW API
> :::::: branch date: 19 hours ago
> :::::: commit date: 3 days ago
> 
> Please take the patch only if it's a positive warning. Thanks!
> 
>  prestera_hw.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- a/drivers/net/ethernet/marvell/prestera/prestera_hw.c
> +++ b/drivers/net/ethernet/marvell/prestera/prestera_hw.c
> @@ -443,7 +443,7 @@ struct prestera_msg_counter_resp {
>          __le32 offset;
>          __le32 num_counters;
>          __le32 done;
> -       struct prestera_msg_counter_stats stats[0];
> +       struct prestera_msg_counter_stats stats[];
>  };
> 
>  struct prestera_msg_span_req {

Hi Julia,

Fixed in https://www.spinics.net/lists/kernel/msg4167402.html

Thanks and Regards,
Volodymyr