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From: "Zhang, Qi Z" <qi.z.zhang@intel.com>
To: "Wu, WenxuanX" <wenxuanx.wu@intel.com>, "dev@dpdk.org" <dev@dpdk.org>,
"thomas@monjalon.net" <thomas@monjalon.net>, "Yang, Qiming"
<qiming.yang@intel.com>
CC: "stephen@networkplumber.org" <stephen@networkplumber.org>, "Zhou, YidingX"
<yidingx.zhou@intel.com>, "stable@dpdk.org" <stable@dpdk.org>
Subject: RE: [PATCH v2] net/ice/base: fix gcc 12 warning stringop-overflow
Thread-Topic: [PATCH v2] net/ice/base: fix gcc 12 warning stringop-overflow
Thread-Index: AQHYht/5fW6T2NhWl0ahdHGwrL74Wq1ctwKQ
Date: Thu, 23 Jun 2022 09:21:06 +0000
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References: <20220616103304.132368-1-wenxuanx.wu@intel.com>
<20220623090105.645154-1-wenxuanx.wu@intel.com>
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Errors-To: dev-bounces@dpdk.org
> -----Original Message-----
> From: Wu, WenxuanX <wenxuanx.wu@intel.com>
> Sent: Thursday, June 23, 2022 5:01 PM
> To: dev@dpdk.org; thomas@monjalon.net; Yang, Qiming
> <qiming.yang@intel.com>; Zhang, Qi Z <qi.z.zhang@intel.com>
> Cc: stephen@networkplumber.org; Wu, WenxuanX
> <wenxuanx.wu@intel.com>; Zhou, YidingX <yidingx.zhou@intel.com>;
> stable@dpdk.org
> Subject: [PATCH v2] net/ice/base: fix gcc 12 warning stringop-overflow
>=20
> From: Wenxuan Wu <wenxuanx.wu@intel.com>
>=20
> gcc 12 with -O2 flag would raise the following warning:
> ../drivers/net/ice/base/ice_switch.c:7220:61: error: writing 1 byte into =
a region
> of size 0 [-Werror=3Dstringop-overflow=3D]
> 7220 | buf[recps].content.lkup_indx[i + 1] =3D entry->fv_idx[i=
];
> |
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
>=20
> This patch changed the type of fv_idx in struct ice_recp_grp_entry to ali=
gn with
> its callers which are also u8 type.
>=20
> Fixes: 04b8ec1ea807 ("net/ice/base: add protocol structures and defines")
> Cc: stable@dpdk.org
>=20
> Signed-off-by: Wenxuan Wu <wenxuanx.wu@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
Applied to dpdk-next-net-intel.
Thanks
Qi