From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90C10C433F5 for ; Tue, 29 Mar 2022 09:12:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234537AbiC2JOB (ORCPT ); Tue, 29 Mar 2022 05:14:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39176 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234531AbiC2JNz (ORCPT ); Tue, 29 Mar 2022 05:13:55 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DDB519A9AB; Tue, 29 Mar 2022 02:12:12 -0700 (PDT) Received: from kwepemi500013.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4KSP1519TXzfZFW; Tue, 29 Mar 2022 17:10:33 +0800 (CST) Received: from kwepemi500013.china.huawei.com (7.221.188.120) by kwepemi500013.china.huawei.com (7.221.188.120) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Tue, 29 Mar 2022 17:12:10 +0800 Received: from kwepemi500013.china.huawei.com ([7.221.188.120]) by kwepemi500013.china.huawei.com ([7.221.188.120]) with mapi id 15.01.2308.021; Tue, 29 Mar 2022 17:12:10 +0800 From: zhengyongjun To: Paolo Abeni , "andrew@lunn.ch" , "vivien.didelot@gmail.com" , "f.fainelli@gmail.com" , "davem@davemloft.net" , "kuba@kernel.org" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: "vladimir.oltean@nxp.com" , "claudiu.manoil@nxp.com" , "alexandre.belloni@bootlin.com" , "UNGLinuxDriver@microchip.com" Subject: =?utf-8?B?562U5aSNOiBbUEFUQ0hdIG5ldDogZHNhOiBmZWxpeDogZml4IHBvc3NpYmxl?= =?utf-8?Q?_NULL_pointer_dereference?= Thread-Topic: [PATCH] net: dsa: felix: fix possible NULL pointer dereference Thread-Index: AQHYQ0VCxcMD8urjZU2VYgBSBGj7r6zVifmAgACJZUA= Date: Tue, 29 Mar 2022 09:12:10 +0000 Message-ID: <42986bf785de4d1aac454a9463f46915@huawei.com> References: <20220329081214.124061-1-zhengyongjun3@huawei.com> In-Reply-To: Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.174.176.64] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org VGhhbmtzIGZvciBwb2ludCBvdXQgbXkgbWlzdGFrZSA6KQ0KLS0tLS3pgq7ku7bljp/ku7YtLS0t LQ0K5Y+R5Lu25Lq6OiBQYW9sbyBBYmVuaSBbbWFpbHRvOnBhYmVuaUByZWRoYXQuY29tXSANCuWP kemAgeaXtumXtDogMjAyMuW5tDPmnIgyOeaXpSAxNzowMA0K5pS25Lu25Lq6OiB6aGVuZ3lvbmdq dW4gPHpoZW5neW9uZ2p1bjNAaHVhd2VpLmNvbT47IGFuZHJld0BsdW5uLmNoOyB2aXZpZW4uZGlk ZWxvdEBnbWFpbC5jb207IGYuZmFpbmVsbGlAZ21haWwuY29tOyBkYXZlbUBkYXZlbWxvZnQubmV0 OyBrdWJhQGtlcm5lbC5vcmc7IG5ldGRldkB2Z2VyLmtlcm5lbC5vcmc7IGxpbnV4LWtlcm5lbEB2 Z2VyLmtlcm5lbC5vcmcNCuaKhOmAgTogdmxhZGltaXIub2x0ZWFuQG54cC5jb207IGNsYXVkaXUu bWFub2lsQG54cC5jb207IGFsZXhhbmRyZS5iZWxsb25pQGJvb3RsaW4uY29tOyBVTkdMaW51eERy aXZlckBtaWNyb2NoaXAuY29tDQrkuLvpopg6IFJlOiBbUEFUQ0hdIG5ldDogZHNhOiBmZWxpeDog Zml4IHBvc3NpYmxlIE5VTEwgcG9pbnRlciBkZXJlZmVyZW5jZQ0KDQpIZWxsbywNCg0KT24gVHVl LCAyMDIyLTAzLTI5IGF0IDA4OjEyICswMDAwLCBaaGVuZyBZb25nanVuIHdyb3RlOg0KPiBBcyB0 aGUgcG9zc2libGUgZmFpbHVyZSBvZiB0aGUgYWxsb2NhdGlvbiwga3phbGxvYygpIG1heSByZXR1 cm4gTlVMTCANCj4gcG9pbnRlci4NCj4gVGhlcmVmb3JlLCBpdCBzaG91bGQgYmUgYmV0dGVyIHRv IGNoZWNrIHRoZSAnc2dpJyBpbiBvcmRlciB0byBwcmV2ZW50IA0KPiB0aGUgZGVyZWZlcmVuY2Ug b2YgTlVMTCBwb2ludGVyLg0KPiANCj4gRml4ZXM6IDIzYWUzYTc4Nzc3MTggKCJuZXQ6IGRzYTog ZmVsaXg6IGFkZCBzdHJlYW0gZ2F0ZSBzZXR0aW5ncyBmb3IgcHNmcHEiKS4NCg0KSXQgbG9va3Mg bGlrZSB0aGUgZml4ZXMgdGFnIGhhcyBiZWVuIGNvcnJ1cHRlZCAodHJhaWxpbmcgJ3EnKS4gV291 bGQgeW91IG1pbmQgcG9zdGluZyBhIHYyIHdpdGggdGhhdCBmaXhlZCA/DQoNClRoYW5rcywNCg0K UGFvbG8NCg0K