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Sun, 30 Jan 2022 09:17:31 +0000 Received: from MW2PR12MB4666.namprd12.prod.outlook.com ([fe80::1869:1984:7899:8cbb]) by MW2PR12MB4666.namprd12.prod.outlook.com ([fe80::1869:1984:7899:8cbb%4]) with mapi id 15.20.4930.018; Sun, 30 Jan 2022 09:17:30 +0000 From: Ori Kam To: "20220126063016.2384393-1-jie1x.wang@intel.com" <20220126063016.2384393-1-jie1x.wang@intel.com>, "dev@dpdk.org" CC: "stevex.yang@intel.com" , "aman.deep.singh@intel.com" , "ferruh.yigit@intel.com" , "NBU-Contact-Thomas Monjalon (EXTERNAL)" , "andrew.rybchenko@oktetlabs.ru" , "jingjing.wu@intel.com" , "beilei.xing@intel.com" , "qi.z.zhang@intel.com" , "olivier.matz@6wind.com" , "stable@dpdk.org" Subject: RE: [PATCH v3 2/6] net: fix L2TPv2 common header Thread-Topic: [PATCH v3 2/6] net: fix L2TPv2 common header Thread-Index: AQHYFNkJIyh95+7CH0O6vauDfNZynax7Sqxw Date: Sun, 30 Jan 2022 09:17:30 +0000 Message-ID: References: <20220129062434.2455711-1-jie1x.wang@intel.com> <20220129062434.2455711-3-jie1x.wang@intel.com> In-Reply-To: <20220129062434.2455711-3-jie1x.wang@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: MW2PR12MB4666.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: b263a9f2-76c7-4bc4-c7bb-08d9e3d157c6 X-MS-Exchange-CrossTenant-originalarrivaltime: 30 Jan 2022 09:17:30.9169 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: ngWGvYavANWCIBfXi7W0DZgp34aJ832BI+0RDj4PH5zoLTiBN2aAv3A0IUJZ41Pe5FTsFNbgw3e3RI7czzPiYA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4389 X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org > -----Original Message----- > From: Jie Wang > Sent: Saturday, January 29, 2022 8:25 AM > To: dev@dpdk.org > Cc: stevex.yang@intel.com; Ori Kam ; aman.deep.singh@in= tel.com; > ferruh.yigit@intel.com; NBU-Contact-Thomas Monjalon (EXTERNAL) ; > andrew.rybchenko@oktetlabs.ru; jingjing.wu@intel.com; beilei.xing@intel.c= om; > qi.z.zhang@intel.com; olivier.matz@6wind.com; Jie Wang ; stable@dpdk.org > Subject: [PATCH v3 2/6] net: fix L2TPv2 common header >=20 > The fields of L2TPv2 common header were reversed in big endian and > little endian. >=20 > This patch fixes this error to ensure L2TPv2 can be parsed correctly. >=20 > Fixes: 3a929df1f286 ("ethdev: support L2TPv2 and PPP procotol") > Cc: stable@dpdk.org >=20 > Signed-off-by: Jie Wang > --- > lib/net/rte_l2tpv2.h | 20 ++++++++++---------- > 1 file changed, 10 insertions(+), 10 deletions(-) >=20 > diff --git a/lib/net/rte_l2tpv2.h b/lib/net/rte_l2tpv2.h > index 938a993b48..1f3ad3f03c 100644 > --- a/lib/net/rte_l2tpv2.h > +++ b/lib/net/rte_l2tpv2.h > @@ -89,16 +89,6 @@ struct rte_l2tpv2_common_hdr { > __extension__ > struct { > #if RTE_BYTE_ORDER =3D=3D RTE_LITTLE_ENDIAN > - uint16_t t:1; /**< message Type */ > - uint16_t l:1; /**< length option bit */ > - uint16_t res1:2; /**< reserved */ > - uint16_t s:1; /**< ns/nr option bit */ > - uint16_t res2:1; /**< reserved */ > - uint16_t o:1; /**< offset option bit */ > - uint16_t p:1; /**< priority option bit */ > - uint16_t res3:4; /**< reserved */ > - uint16_t ver:4; /**< protocol version */ > -#elif RTE_BYTE_ORDER =3D=3D RTE_BIG_ENDIAN > uint16_t ver:4; /**< protocol version */ > uint16_t res3:4; /**< reserved */ > uint16_t p:1; /**< priority option bit */ > @@ -108,6 +98,16 @@ struct rte_l2tpv2_common_hdr { > uint16_t res1:2; /**< reserved */ > uint16_t l:1; /**< length option bit */ > uint16_t t:1; /**< message Type */ > +#elif RTE_BYTE_ORDER =3D=3D RTE_BIG_ENDIAN > + uint16_t t:1; /**< message Type */ > + uint16_t l:1; /**< length option bit */ > + uint16_t res1:2; /**< reserved */ > + uint16_t s:1; /**< ns/nr option bit */ > + uint16_t res2:1; /**< reserved */ > + uint16_t o:1; /**< offset option bit */ > + uint16_t p:1; /**< priority option bit */ > + uint16_t res3:4; /**< reserved */ > + uint16_t ver:4; /**< protocol version */ > #endif > }; > }; > -- > 2.25.1 Acked-by: Ori Kam Best, Ori