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Lu" To: "netdev@vger.kernel.org" , Richard Cochran , David Miller CC: Claudiu Manoil , Alexandru Marginean , "Y.b. Lu" Subject: [PATCH] ptp_qoriq: fix NULL access if ptp dt node missing Thread-Topic: [PATCH] ptp_qoriq: fix NULL access if ptp dt node missing Thread-Index: AQHVBhRLhQejDMysqkaJHFxI9olVsQ== Date: Thu, 9 May 2019 03:07:12 +0000 Message-ID: <20190509030845.36713-1-yangbo.lu@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: HK2PR0401CA0006.apcprd04.prod.outlook.com (2603:1096:202:2::16) To VI1PR0401MB2237.eurprd04.prod.outlook.com (2603:10a6:800:27::10) authentication-results: spf=none (sender IP is ) smtp.mailfrom=yangbo.lu@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.17.1 x-originating-ip: [119.31.174.73] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: b3e8ce44-690f-4991-e4de-08d6d42b6e28 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600141)(711020)(4605104)(4618075)(2017052603328)(7193020);SRVR:VI1PR0401MB2672; x-ms-traffictypediagnostic: VI1PR0401MB2672: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:1186; x-forefront-prvs: 003245E729 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(366004)(136003)(346002)(396003)(39860400002)(376002)(199004)(189003)(26005)(486006)(476003)(2616005)(6512007)(186003)(53936002)(99286004)(6116002)(3846002)(6486002)(4326008)(6436002)(478600001)(36756003)(386003)(25786009)(102836004)(6506007)(14454004)(4744005)(64756008)(66476007)(66946007)(66556008)(256004)(66066001)(86362001)(2501003)(68736007)(52116002)(1076003)(66446008)(316002)(50226002)(8676002)(81156014)(81166006)(8936002)(71190400001)(71200400001)(7736002)(305945005)(54906003)(73956011)(5660300002)(110136005)(2906002);DIR:OUT;SFP:1101;SCL:1;SRVR:VI1PR0401MB2672;H:VI1PR0401MB2237.eurprd04.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: 0WieLwX1sv7cPYRpGVRh5J5t+oAYQI0FGk0Rlt26VaGkq12HQbXDLbCaaHq20XB9amUXl61VXiZdaA3WffajZ6ko2zbRsEgVeOSFDL444LXEDpf5z0wKzLDKSItD7h4dlhv2N3L4YgyV4+y8SoAFJBvq0TyNC7x4vezvWm0LBRubQ0sPnfQ8Hz0DrlOaqQ9d2Y9TfUVYy6YGsXT7V0cW73NGNGdcgf6g8wozNp7GSJSGiMGWhjs5Ii8EICbbgNJJ30z/9ovglic2CPEYkYwBe8M8DdsRmkSU80PMGwJu+4I08MmtOT7WHwGu2AKiFOOWifhAzeI/tptlfOHG5e+jI0UFollkDRu3yrNgEyj8EGO7acTGdgy6YlfjGa5sQH96wEbhHsXU5w4JGbSOkab+yDZtxBMgODzXlr9pbmcROZE= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: b3e8ce44-690f-4991-e4de-08d6d42b6e28 X-MS-Exchange-CrossTenant-originalarrivaltime: 09 May 2019 03:07:12.1704 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR0401MB2672 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org RnJvbTogQ2xhdWRpdSBNYW5vaWwgPGNsYXVkaXUubWFub2lsQG54cC5jb20+DQoNCk1ha2Ugc3Vy ZSBwdHAgZHQgbm9kZSBleGlzdHMgYmVmb3JlIGFjY2Vzc2luZyBpdCBpbiBjYXNlDQpvZiBOVUxM IHBvaW50ZXIgY2FsbCB0cmFjZS4NCg0KU2lnbmVkLW9mZi1ieTogQ2xhdWRpdSBNYW5vaWwgPGNs YXVkaXUubWFub2lsQG54cC5jb20+DQpTaWduZWQtb2ZmLWJ5OiBZYW5nYm8gTHUgPHlhbmdiby5s dUBueHAuY29tPg0KLS0tDQogZHJpdmVycy9wdHAvcHRwX3FvcmlxLmMgfCAzICsrKw0KIDEgZmls ZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKykNCg0KZGlmZiAtLWdpdCBhL2RyaXZlcnMvcHRwL3B0 cF9xb3JpcS5jIGIvZHJpdmVycy9wdHAvcHRwX3FvcmlxLmMNCmluZGV4IDUzNzc1MzYyYWFjNi4u ZTEwNjQyNDAzYjI1IDEwMDY0NA0KLS0tIGEvZHJpdmVycy9wdHAvcHRwX3FvcmlxLmMNCisrKyBi L2RyaXZlcnMvcHRwL3B0cF9xb3JpcS5jDQpAQCAtNDY3LDYgKzQ2Nyw5IEBAIGludCBwdHBfcW9y aXFfaW5pdChzdHJ1Y3QgcHRwX3FvcmlxICpwdHBfcW9yaXEsIHZvaWQgX19pb21lbSAqYmFzZSwN CiAJdW5zaWduZWQgbG9uZyBmbGFnczsNCiAJdTMyIHRtcl9jdHJsOw0KIA0KKwlpZiAoIW5vZGUp DQorCQlyZXR1cm4gLUVOT0RFVjsNCisNCiAJcHRwX3FvcmlxLT5iYXNlID0gYmFzZTsNCiAJcHRw X3FvcmlxLT5jYXBzID0gKmNhcHM7DQogDQotLSANCjIuMTcuMQ0KDQo=