From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 82821A0032; Sat, 18 Jun 2022 11:05:24 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 70759410DC; Sat, 18 Jun 2022 11:05:24 +0200 (CEST) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by mails.dpdk.org (Postfix) with ESMTP id A9568410D2 for ; Sat, 18 Jun 2022 11:05:22 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1655543122; x=1687079122; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=z33EgvWEUNgds05+dlVmJ5j4n0rzuMn+notjn6pN3TY=; b=NYopLT2SbyqNm8g9ZUq44TW7KBwvuD463QehOH0mFJ7ULDZzyl+iYz82 lK/zL79MYA2DnNIPPDoAzEWpbERPwjVG4PfllMPj94aANCWnHu510NVJI JrA5ThrbzycNE5/SCYGRwDm0Wm5CficdlFlnKrf4L+zC0i3CxuQjQ9thZ PYZ8okaH/WoUKexlHqmQZ2rASs1ghypVmn0am/5jK/ophKwhUCEK9gRaA 4xdUUYgcKKMwNf+cz/LvGB0fck8GGuZlscz2ZXz//E99G4fz95QDdzmDy hlKXm3Ijp2O2WvmT2hUFDK5h3JrBWQK/VUpAAHEe3NJ8ydx3p51wiQtOF g==; X-IronPort-AV: E=McAfee;i="6400,9594,10380"; a="259464683" X-IronPort-AV: E=Sophos;i="5.92,306,1650956400"; d="scan'208";a="259464683" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jun 2022 02:05:21 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.92,306,1650956400"; d="scan'208";a="688651198" Received: from orsmsx601.amr.corp.intel.com ([10.22.229.14]) by fmsmga002.fm.intel.com with ESMTP; 18 Jun 2022 02:05:21 -0700 Received: from orsmsx611.amr.corp.intel.com (10.22.229.24) by ORSMSX601.amr.corp.intel.com (10.22.229.14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.27; Sat, 18 Jun 2022 02:05:21 -0700 Received: from ORSEDG601.ED.cps.intel.com (10.7.248.6) by orsmsx611.amr.corp.intel.com (10.22.229.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.27 via Frontend Transport; Sat, 18 Jun 2022 02:05:21 -0700 Received: from NAM10-BN7-obe.outbound.protection.outlook.com (104.47.70.109) by edgegateway.intel.com (134.134.137.102) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2308.27; Sat, 18 Jun 2022 02:04:52 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=SrqgeFSpO7S4LMHcvkOhXDAg3cJIurE9B+ZfB9RN3bJotKK22ytaN2cn5PH+WcFcoayVWepJoIIn8BvLAhc86Qk2BTywC1TavZMcdYRUVBGaJXJ2uvZKAV6nCbji/7ztAGML5BPzS2ZHCQpj7Ym5XsRb/94K3tvRGP3gkb7Z9SNn2Wx/X2WB/Vxk39L5J8N9uOFDQL4pEGY+2mm6jOkoX8BXM6ChqjW9TE8Ihp2e+hk16BK7y9lSvA1Vd8KL/dl2VJsxLq1XUeYHm/PRq4QxeTQZ867eNVdk6ElXRgwDYH2puVfV2tm2+CHjRjf9GmArtV6NpeM7zpwSzH2rgWtrFg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=z33EgvWEUNgds05+dlVmJ5j4n0rzuMn+notjn6pN3TY=; b=aEZ/jdcuRCbqdKckj8C1QFay6xNym8B8yeFCcirqqbvnVgrYVtpts+7jGYbNvpD8JZNYo0glflEr8lOGZfsRYAM1v89V3B2kvMyOlp6N40a/5dKPGdKqqo+FnlzjAhEjbHcm9gTnTSDuBaLvmiJTSUdGDBzAFasxDNlLp7FAm2FoXJB1Oks5Y365YH6gZCiCrjsw88TVC5ETij8TzczMrDbFEyM9y2FOQcx/7FnvKb92LFM1PArX8rDqHQfiFRj8W+pFbww9KUnH40AYyHzWC0sqsdohnmipFihKSIzG11qMw01GQ8LnDpeXcZzjaAl6yD6GL6RcNUrb979r/lvmAQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Received: from DM5PR11MB1739.namprd11.prod.outlook.com (2603:10b6:3:111::22) by BN6PR1101MB2321.namprd11.prod.outlook.com (2603:10b6:404:91::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5353.14; Sat, 18 Jun 2022 09:04:50 +0000 Received: from DM5PR11MB1739.namprd11.prod.outlook.com ([fe80::59a:a470:e07d:74bc]) by DM5PR11MB1739.namprd11.prod.outlook.com ([fe80::59a:a470:e07d:74bc%10]) with mapi id 15.20.5353.015; Sat, 18 Jun 2022 09:04:50 +0000 From: "Pei, Andy" To: Maxime Coquelin , "dev@dpdk.org" CC: "Xia, Chenbo" , "Wang, Xiao W" , "Xu, Rosen" , "Xiao, QimaiX" Subject: RE: [PATCH v2] vdpa/ifc: fix null pointer dereference Thread-Topic: [PATCH v2] vdpa/ifc: fix null pointer dereference Thread-Index: AQHYglOZGGadsYVPi0i6gqP1dvFpiK1U4Chg Date: Sat, 18 Jun 2022 09:04:50 +0000 Message-ID: References: <1654673642-151882-1-git-send-email-andy.pei@intel.com> <1655274214-164117-1-git-send-email-andy.pei@intel.com> <65d3f014-5116-2137-2843-9344de2b8da1@redhat.com> In-Reply-To: <65d3f014-5116-2137-2843-9344de2b8da1@redhat.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.6.500.17 dlp-reaction: no-action authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: f82c8453-4dcf-4cb4-6fb8-08da510999be x-ms-traffictypediagnostic: BN6PR1101MB2321:EE_ x-microsoft-antispam-prvs: x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:DM5PR11MB1739.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230016)(366004)(52536014)(9686003)(54906003)(53546011)(186003)(6506007)(38070700005)(66446008)(498600001)(26005)(33656002)(107886003)(5660300002)(8936002)(2906002)(7696005)(4744005)(38100700002)(66556008)(86362001)(64756008)(110136005)(83380400001)(55016003)(8676002)(4326008)(76116006)(66476007)(66946007)(82960400001)(316002)(122000001)(71200400001); DIR:OUT; SFP:1102; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?utf-8?B?NkozK2RGVjRZUFhnTXQ2b2x2RTB1R1p3TTYyYU5DQVdUVkdHcFFnT04vRE1K?= =?utf-8?B?NjhkNktRZXE3WjErV0ZDQ2hZZm5YSnJRWldYSldoRk9ONXlZZ25TWmY0ekNM?= =?utf-8?B?T0cxY3hDVjFsdys5SjQzRG5LMXBJazNFdlh1VnErcCs1Q01pR2hrckJjWmRL?= =?utf-8?B?NzhneUJPVXVKT01DaWE1aHpCM1kwUmEyZ1RaREZZVEJtZ2VVWit2SEhGTEtj?= =?utf-8?B?eWdPY2xKVmNYM05wWVJkdm56ejYwREsvOWZYTU5LejVjL0tHSWtSWERqS0RG?= =?utf-8?B?ekYxRjRCSDZLZWpPakdCaVAveDJpYnZkTW5UUFNWeCtEZ2VBTmFXMzduZmhu?= =?utf-8?B?TVh4dFRwK3VWc2duRlNiR21sNmxLODRnVzNiQVJXRW9xZzkzLzRINitsZnZ0?= =?utf-8?B?UHVpMjRiMVNDcnBhSUVsT2tOdk9ieHJiUHpBNm5UNG1VSEtsSW90Z0VrQlFY?= =?utf-8?B?djBwMG4vVTVOWWNyeEJrZ0lmTVdrczJ1TTZDeVY3ejhRdHh1WURGYUFjQkQ1?= =?utf-8?B?TWdGRmFtZXMyNTZ5YjNiZk1QWWliZVlObklQVkZGc1ZndGhuaEV5QnZVaExo?= =?utf-8?B?dVpWSWY2eFhDSlhYOXZnUTRIRW5EQkttdXhxdTFTRXk3L0pYUGlRSk5BZ3Q3?= =?utf-8?B?SlZTT2tEOENCS0xub3FIVzRqajhSMWVkOEtabHdYQzAvU25PTjYrSS94Tk56?= =?utf-8?B?b2VENThJeVp0RFJIdi9wM3lxOU1raURXZFFQTWVrSXE3RkNlcHZQSGtTR3ZI?= =?utf-8?B?RnhUTm9xTWRBZkk3WTZSYzVac011NWhwaXJIMFplQWRmaW1CcHFselQ1VnJz?= =?utf-8?B?YmVyeEdYeVF3UERXSU1iOWVIWVNQQlBiclRkNVcwSWRNeVFLT2hNenBCRUx5?= =?utf-8?B?UkRpOVFQdzV1Y005cjF6d2gzYzlYYkxMVWZYL0doSDZBZ2IrWFJ6K0tKcVhV?= =?utf-8?B?dDEvdG9KWFlZNlNGaVNjT1FUeFdwRWVCNmNuYkFKUGpmZ3dBaS9UOHVSTGVJ?= =?utf-8?B?N2dRUVU4Q1NjTW0zSm4xc25LbzVUcSt5K2c1QTlFVHJEM2Fvd1BYdXdEWnpU?= =?utf-8?B?d3pXcjc1YmRydjc5MGZyQ0tQa05DY1hSajF6MGs2ZTBJbVRtak5qRU1CbEFT?= =?utf-8?B?cVJvaWpRektnR2FuT3hJTmlWcm9ia0ZHNWk1MG91STgwNk5jZDZoRFlFTnov?= =?utf-8?B?amVLODZ6TWlQT2lrS0xpVC9vSnpqOFlFa2tROWtQbWFCd25JeHp6NzBoR29z?= =?utf-8?B?MUtIaGFJVHNjYWJ1dnlFSXBCUkI2Vkc1WllmWGRvU3IrdGc5K3hOM3NJdUVn?= =?utf-8?B?N1p2OXliUlJ2Z2l2R1grd0ZrRGJPd2gzMUp0QWhiRUlNQnAxZlFSN0IzU0tT?= =?utf-8?B?Yy9SR2FESmF0OHB4cHhzMzd1L0E2TitIUUpoaEN5M1hCblExZW56UVlnY3Ra?= =?utf-8?B?NDRFc2ZkcVJHeE1NRjk4NmdBMjJTbjJuWG1FalBCNCtPeWkzRkttRlBiNkdU?= =?utf-8?B?NXRFWEtCN0p4THh6dTJLNmhqdmx1QUgxc1hNaGFsS1V2MWdnOTNERXpRam50?= =?utf-8?B?NXVkb0I2Z09ESTNucjBGRjk0RXFxNmV6Q3NFN0Rxc2E1aEMvQUFKcjk1SHFI?= =?utf-8?B?QkovR1V5L2JvYk4rN1EwT2M1UEhZajNLMTdMQ3N6ZDZ2VmRWbEUwVmxSVjRy?= =?utf-8?B?Y1J2MFhXT0xDdlpZWjZuT2ltN0xYNWJFUlRVbElnUElvMDAvZkZMSEVXam8x?= =?utf-8?B?N3NkMFVucVNXL0h2blpWTWFhbnRYZWFnb2xDbXMvamhZN0pIZzJvN0ZsYXRM?= =?utf-8?B?cjM5MnB1RTRkbElYcys0TjFIYVJSSW5EOXQzNlViZm5RZnFEOWNqYkU5OXRW?= =?utf-8?B?QXJOSTNHcGVXdGxCYm43WS9CUXRDS29xL21yd0JDcmxZbThXRmJtS0x1dWlO?= =?utf-8?B?V2RWMWFYWXFDNWdUWXlkL0sraHJ0VzNTclVZYXE4WkcvblNCMUgwdHRNcFhs?= =?utf-8?B?ZitiVitXaEdIeEVDaEMwSVhzTHMvczRTcUNCZ253NjNrT0xPMjJsZ3RlYlBk?= =?utf-8?B?TTFRVHJ0dE53WjRpWXc0SWc2NysxeUxWOHRnNTBjR1JOM3p5VXdxa1hNMnRo?= =?utf-8?B?SWhJdnd3dFQram1RTEV1eDhnVHIwcUtwZXNLSjIzQjlWNkxQWjBQSEhTbHZO?= =?utf-8?B?dElYZFJGSmc2aThWWWJ3NUlhc09kOFpYSmNFU2NKVmhqOWx5d2NJOFA3S3JV?= =?utf-8?B?MzRRYzV5VDBDTlNROUUrUlBiM2tLTWlLTXBTcm9Md2c4VmtPRTV4Tk1NN1g3?= =?utf-8?B?b0cxTzRKS1VwSC9XOXRvamM5NGdaSjdKRmYvTGJhNnhtUlhydGhxdz09?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM5PR11MB1739.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: f82c8453-4dcf-4cb4-6fb8-08da510999be X-MS-Exchange-CrossTenant-originalarrivaltime: 18 Jun 2022 09:04:50.2276 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: IRxDzn6kehboexocK1VxV3EyMkmo9nVM6CejS+1QoVKaR/rPpC65tZ0iMWoEiE+5WCXvasXQiHlGOfO+DeG10Q== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR1101MB2321 X-OriginatorOrg: intel.com X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org SGkgTWF4aW1lLA0KDQpUaGFua3MgZm9yIHlvdXIgZWZmb3J0Lg0KDQo+IC0tLS0tT3JpZ2luYWwg TWVzc2FnZS0tLS0tDQo+IEZyb206IE1heGltZSBDb3F1ZWxpbiA8bWF4aW1lLmNvcXVlbGluQHJl ZGhhdC5jb20+DQo+IFNlbnQ6IEZyaWRheSwgSnVuZSAxNywgMjAyMiAxMDowOCBQTQ0KPiBUbzog UGVpLCBBbmR5IDxhbmR5LnBlaUBpbnRlbC5jb20+OyBkZXZAZHBkay5vcmcNCj4gQ2M6IFhpYSwg Q2hlbmJvIDxjaGVuYm8ueGlhQGludGVsLmNvbT47IFdhbmcsIFhpYW8gVw0KPiA8eGlhby53Lndh bmdAaW50ZWwuY29tPjsgWHUsIFJvc2VuIDxyb3Nlbi54dUBpbnRlbC5jb20+OyBYaWFvLCBRaW1h aVgNCj4gPHFpbWFpeC54aWFvQGludGVsLmNvbT4NCj4gU3ViamVjdDogUmU6IFtQQVRDSCB2Ml0g dmRwYS9pZmM6IGZpeCBudWxsIHBvaW50ZXIgZGVyZWZlcmVuY2UNCj4gDQo+IA0KPiANCj4gT24g Ni8xNS8yMiAwODoyMywgQW5keSBQZWkgd3JvdGU6DQo+ID4gRml4IG51bGwgcG9pbnRlciBkZXJl ZmVyZW5jZSByZXBvcnRlZCBpbiBjb3Zlcml0eSBzY2FuLg0KPiA+DQo+ID4gQ292ZXJpdHkgaXNz dWU6IDM3ODg4Mg0KPiA+IEZpeGVzOiA1ZDc1NTE3YmVmZmUgKCJ2ZHBhL2lmYy9iYXNlOiBhY2Nl c3MgY29ycmVjdCByZWdpc3RlciBmb3IgYmxrIGRldmljZSIpDQo+ID4NCj4gPiBTaWduZWQtb2Zm LWJ5OiBBbmR5IFBlaSA8YW5keS5wZWlAaW50ZWwuY29tPg0KPiA+IEFja2VkLWJ5OiBYaWFvIFdh bmcgPHhpYW8udy53YW5nQGludGVsLmNvbT4NCj4gPiAtLS0NCj4gPiAgIGRyaXZlcnMvdmRwYS9p ZmMvYmFzZS9pZmN2Zi5jIHwgOSArKysrKysrKysNCj4gPiAgIDEgZmlsZSBjaGFuZ2VkLCA5IGlu c2VydGlvbnMoKykNCj4gPg0KPiANCj4gQXBwbGllZCB0byBkcGRrLW5leHQtdmlydGlvL21haW4u DQo+IA0KPiBUaGFua3MsDQo+IE1heGltZQ0KDQo=