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References: <20220518101657.1230416-1-david.marchand@redhat.com>
<20220518101657.1230416-2-david.marchand@redhat.com>
In-Reply-To: <20220518101657.1230416-2-david.marchand@redhat.com>
From: David Marchand <david.marchand@redhat.com>
Date: Fri, 10 Jun 2022 15:11:37 +0200
Message-ID: <CAJFAV8ydDB_5PPMqdWRr+_EfNGBxEgiyQ=Fzp3+faEkc32Gj-w@mail.gmail.com>
Subject: Re: [PATCH 01/12] common/cpt: fix build with GCC 12
To: Anoob Joseph <anoobj@marvell.com>, Ankur Dwivedi <adwivedi@marvell.com>
Cc: Thomas Monjalon <thomas@monjalon.net>,
Ferruh Yigit <ferruh.yigit@xilinx.com>,
dpdk stable <stable@dpdk.org>, dev <dev@dpdk.org>,
Akhil Goyal <gakhil@marvell.com>,
Jerin Jacob Kollanukkaran <jerinj@marvell.com>
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Hello maintainers,
On Wed, May 18, 2022 at 12:17 PM David Marchand
<david.marchand@redhat.com> wrote:
>
> GCC 12 raises the following warning:
>
> In function =E2=80=98fill_sg_comp_from_iov=E2=80=99,
> inlined from =E2=80=98cpt_kasumi_enc_prep=E2=80=99 at
> ../drivers/common/cpt/cpt_ucode.h:2176:8,
> inlined from =E2=80=98cpt_fc_enc_hmac_prep=E2=80=99 at
> ../drivers/common/cpt/cpt_ucode.h:2475:3,
> inlined from =E2=80=98fill_digest_params=E2=80=99 at
> ../drivers/common/cpt/cpt_ucode.h:3548:14,
> inlined from =E2=80=98otx_cpt_enq_single_sym=E2=80=99 at
> ../drivers/crypto/octeontx/otx_cryptodev_ops.c:541:9,
> inlined from =E2=80=98otx_cpt_enq_single_sym_sessless=E2=80=99 at
> ../drivers/crypto/octeontx/otx_cryptodev_ops.c:584:8,
> inlined from =E2=80=98otx_cpt_enq_single=E2=80=99 at
> ../drivers/crypto/octeontx/otx_cryptodev_ops.c:611:11,
> inlined from =E2=80=98otx_cpt_pkt_enqueue=E2=80=99 at
> ../drivers/crypto/octeontx/otx_cryptodev_ops.c:643:9,
> inlined from =E2=80=98otx_cpt_enqueue_sym=E2=80=99 at
> ../drivers/crypto/octeontx/otx_cryptodev_ops.c:668:9:
> ../drivers/common/cpt/cpt_ucode.h:415:36: error: array subscript 0 is
> outside array bounds of =E2=80=98buf_ptr_t[0]=E2=80=99 {aka =E2=
=80=98struct buf_ptr[]=E2=80=99}
> [-Werror=3Darray-bounds]
> 415 | e_dma_addr =3D bufs[j].dma_addr;
> | ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
> ../drivers/common/cpt/cpt_ucode.h:416:48: error: array subscript 0 is
> outside array bounds of =E2=80=98buf_ptr_t[0]=E2=80=99 {aka =E2=
=80=98struct buf_ptr[]=E2=80=99}
> [-Werror=3Darray-bounds]
> 416 | e_len =3D (size > bufs[j].size) ?
> | ~~~~~~~^~~~~
>
> For now, waive this warning until we have a proper fix.
Both common/cpt and crypto/cnxk have the same code that triggers this warni=
ng.
Can you look into this please?
Thanks.
--=20
David Marchand