From:   Volodymyr Mytnyk <volodymyr.mytnyk@plvision.eu>
To:     Julia Lawall <julia.lawall@inria.fr>,
        Volodymyr Mytnyk <vmytnyk@marvell.com>,
        =?iso-8859-1?Q?Jos=E9_Exp=F3sito?= <jose.exposito89@gmail.com>
CC:     "kbuild-all@lists.01.org" <kbuild-all@lists.01.org>,
        Linux Memory Management List <linux-mm@kvack.org>,
        Serhiy Boiko <serhiy.boiko@marvell.com>,
        Taras Chornyi <tchornyi@marvell.com>,
        Jakub Kicinski <kuba@kernel.org>,
        "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] net: prestera: fix flexible_array.cocci warnings
Thread-Topic: [PATCH] net: prestera: fix flexible_array.cocci warnings
Thread-Index: AQHX6CprF+EcSGauEkCSv2NoEin9gqwim9iC
Date:   Sat, 4 Dec 2021 17:45:48 +0000
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References: <alpine.DEB.2.22.394.2112031043180.5247@hadrien>
In-Reply-To: <alpine.DEB.2.22.394.2112031043180.5247@hadrien>
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> Subject: [PATCH] net: prestera: fix flexible_array.cocci warnings =0A=
>  =0A=
> From: kernel test robot <lkp@intel.com>=0A=
> =0A=
> Zero-length and one-element arrays are deprecated, see=0A=
> Documentation/process/deprecated.rst=0A=
> Flexible-array members should be used instead.=0A=
> =0A=
> Generated by: scripts/coccinelle/misc/flexible_array.cocci=0A=
> =0A=
> Fixes: 6e36c7bcb461 ("net: prestera: add counter HW API")=0A=
> CC: Volodymyr Mytnyk <vmytnyk@marvell.com>=0A=
> Reported-by: kernel test robot <lkp@intel.com>=0A=
> Signed-off-by: kernel test robot <lkp@intel.com>=0A=
> Signed-off-by: Julia Lawall <julia.lawall@inria.fr>=0A=
> ---=0A=
> =0A=
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.g=
it master=0A=
> head:   9606f9efb1cec7f8f5912326f182fbfbcad34382=0A=
> commit: 6e36c7bcb4611414b339173cdc33fdcb55c08f9e [4129/4921] net: prester=
a: add counter HW API=0A=
> :::::: branch date: 19 hours ago=0A=
> :::::: commit date: 3 days ago=0A=
> =0A=
> Please take the patch only if it's a positive warning. Thanks!=0A=
> =0A=
>  prestera_hw.c |    2 +-=0A=
>  1 file changed, 1 insertion(+), 1 deletion(-)=0A=
> =0A=
> --- a/drivers/net/ethernet/marvell/prestera/prestera_hw.c=0A=
> +++ b/drivers/net/ethernet/marvell/prestera/prestera_hw.c=0A=
> @@ -443,7 +443,7 @@ struct prestera_msg_counter_resp {=0A=
>          __le32 offset;=0A=
>          __le32 num_counters;=0A=
>          __le32 done;=0A=
> -       struct prestera_msg_counter_stats stats[0];=0A=
> +       struct prestera_msg_counter_stats stats[];=0A=
>  };=0A=
> =0A=
>  struct prestera_msg_span_req {=0A=
=0A=
Hi Julia,=0A=
=0A=
Fixed in https://www.spinics.net/lists/kernel/msg4167402.html=0A=
=0A=
Thanks and Regards,=0A=
Volodymyr=