Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Neal Liu <neal_liu@aspeedtech.com>
To:     Lei Yu <yulei.sh@bytedance.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>
CC:     Felipe Balbi <balbi@kernel.org>, Joel Stanley <joel@jms.id.au>,
        Andrew Jeffery <andrew@aj.id.au>,
        Henry Tian <tianxiaofeng@bytedance.com>,
        Jakob Koschel <jakobkoschel@gmail.com>,
        "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
        "linux-arm-kernel@lists.infradead.org" 
        <linux-arm-kernel@lists.infradead.org>,
        "linux-aspeed@lists.ozlabs.org" <linux-aspeed@lists.ozlabs.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Ryan Chen <ryan_chen@aspeedtech.com>
Subject: RE: [PATCH] usb: gadget: aspeed: fix buffer overflow
Thread-Topic: [PATCH] usb: gadget: aspeed: fix buffer overflow
Thread-Index: AQHY543fG2IRDKPpjUCvaIBADhhwbq4jYB2AgAASRYCAABWy4IAABOeAgAADxYCAABTTAIBTTWgAgAEBPsA=
Date:   Wed, 21 Dec 2022 02:17:03 +0000
Message-ID: <TY2PR06MB321303972156248AB08CAB2480EB9@TY2PR06MB3213.apcprd06.prod.outlook.com>
References: <20221024094853.2877441-1-yulei.sh@bytedance.com>
 <HK0PR06MB32022348EA65805C7109B7D080329@HK0PR06MB3202.apcprd06.prod.outlook.com>
 <CAGm54UExHOBw61DJNqxvW67OSr60fQ+Q247t63RzymiMOmHmFg@mail.gmail.com>
 <HK0PR06MB320203EF8E3AD14C34359B0580329@HK0PR06MB3202.apcprd06.prod.outlook.com>
 <Y1ueEYJk2epT/g4J@kroah.com>
 <HK0PR06MB32024F58191E17DC5ABC99F380329@HK0PR06MB3202.apcprd06.prod.outlook.com>
 <Y1uyssu84kl1INSR@kroah.com>
 <CAGm54UGmp=kTKGLhEfENF4SqkvRt_GcpuGH_g5PjtQiBkwtOsA@mail.gmail.com>
In-Reply-To: <CAGm54UGmp=kTKGLhEfENF4SqkvRt_GcpuGH_g5PjtQiBkwtOsA@mail.gmail.com>
Accept-Language: en-US
Content-Language: zh-TW
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?VElzUGR4Rk11TXVwbHZhZHhDc2FQOHkrOW0zSDBkTWR1WVd4VWVTbFI1dXY4?=
 =?utf-8?B?eVRsb3Z1V0h2bGIvQVp6dE02dVZBaFJaSkZXUktKWFVnMG5WNHRCcWtLaVNP?=
 =?utf-8?B?Z0lPb2tLSkRsZDRESkhrdm9GUjFxelcxSHpsb1NKOVVZOU1PcU9QZk9CMkRW?=
 =?utf-8?B?Z0MxVkhrREZ1dDFlZHF0SldkRkJiN20zRzZQclVVTCt5WllTYTZFK3FoVmht?=
 =?utf-8?B?NERJL01ZTWpRNWhwU2dmc1ZHV2tYZThNOXJ4WEF4eW1OSUpzWkZmYWNRa1V1?=
 =?utf-8?B?RGZYRlMyYy9sODZaQmRxQkRrZHpsdmx4RTVOMkNvQVptQXIvSC85ejBGQkVq?=
 =?utf-8?B?cks4VjBDaUw1clVJSUt1UWN0cmIwdUdTYzdPUzJrNjduNUlKYlRhT3Z4Mjd3?=
 =?utf-8?B?bWZrOXEwQnU0emtNZ1EyREQvRTB6U25md0g0TWQwZHhzTFNDZ2dXbVBtd0x4?=
 =?utf-8?B?SGtFYlFoTTdleWkxRjlIZ1JBRjIzVVNRZFdudGNPSHpaMFJibFpqMWRwY2hD?=
 =?utf-8?B?MlNpZXg0RnZxZ2E0TFE1MjZvdXl2ZUpOemdzQmJjRVh6ZTVpdTR3bmdLeEN3?=
 =?utf-8?B?RTdvak9XN2NkV29WK1FlWSt4MEw5K2xCVkgyb0RCcWppVllyUXZqYSt3MjdV?=
 =?utf-8?B?b0ZkZ1ZvbE1GSmF5bEVjclY1R2lxOTFMN3BtVlNqNkZLcDVtcDJoNU1xWW5i?=
 =?utf-8?B?MjdmVHNVcDZuc3BYR0FiYXFLQ1luZEdUNUYra0J1cEwwT0ZGMkwyYUhNMmNL?=
 =?utf-8?B?YWl4cVhvMzVwN3NVc3RmSDhVTFI3SStldGNYNG1pS1FKYlN0T2ZxTGtaeEZz?=
 =?utf-8?B?dWdNTHRXODgzNXgrV0lLY3JmZlpRUFIyQTQ3UkFTamlRSTZLQ0kvbGxaMUNp?=
 =?utf-8?B?NWQyZDV1dE5JRGdQSmE5dFU1RWdKQkxlVXQ1Y0g2RFR2aEN0UFJoaUdydUhr?=
 =?utf-8?B?NkthV0hWUStrcHl3T0tVMXF1Q05kNXpoNUdzT05rK0ttUjVMRjUvL3E4Y3Jr?=
 =?utf-8?B?Mk8wdTd1cHZQV1BaQlUvWTBTVG5hRStIZTQrMnNNS1RKN0dpeENmeGFnSXNL?=
 =?utf-8?B?TS9HY3ZYTTNFbVpwbzNqdTRRMlZNMStybDVIaFlJc2g2NTl1MzdPVWh3REQv?=
 =?utf-8?B?RnMwQ2tiNXVUeE9nRUZmN1g2c2tQYTF4M09yYXJOeTBoQXhTWWp5cm0yVVZh?=
 =?utf-8?B?OGNSbXhPeUxHR0V1ajhFNGFVaDlQMUIrRTVxN3FDSHZ3dkpQUXE3TkdPZnF2?=
 =?utf-8?B?dW1xb2ZxT3VGbXVKeThFcDRuWmJldUd1b3NLcHVPYlpzQTBJNzFUcGFkOVRk?=
 =?utf-8?B?RGUzVit6eG53am9WaTFBWWF0WDFVMktyMHc0NldLQ2o2UWJiSWpGaFF0bGFZ?=
 =?utf-8?B?QkhlVGZYS1hFY0ova1lEcGt5NStnNjFCbGRmc0RTYnlERmN3VVZRZG5HK0Zn?=
 =?utf-8?B?NnhEWHE3cWZQNzY1REhJZmNWU0EvbGZrWTF0d0MraUVIOFM4TmU4NlFGSTBL?=
 =?utf-8?B?dnNKbkFBRU5qdGI1ZExubUZnU2hxelRSQkJqT1ZXWXEydXpaR3cwN3dnY0hy?=
 =?utf-8?B?bThoeFd3R2NRVk5LbUZwNTY2eUY2c3NwQlU3N1AzK01VZ2ViaW9lTGF0Si92?=
 =?utf-8?B?Z1FGL0ZtaDkvb0ZiR0dRVDVrM1k0SEFhc3EyRmhtdXhNL3lEOC9ZbUdSN2hF?=
 =?utf-8?B?eHFGRFY2YTNQOEt4TkZCelE0a216TVp1YXZ0NHJkZUdzc0JvZk5oSGFtNU5Q?=
 =?utf-8?B?WjYyS1ZqSXZDNDlpUmpqcnVzTnpmUXRVRTFmbE9nSVNzN1dWMVJUbGdScmIx?=
 =?utf-8?B?eHRsV2hNWktqOVZ5Tk5ERGxTT0l4Nk5aUkRkMTBmM1BDZDV3ajRLMkpTak5y?=
 =?utf-8?B?WXhFVVU5R085VjJvM29IMFpLS3BlcnpzbGl4WmZ4VStwM3VPcGcxRFZwelJO?=
 =?utf-8?B?ODBWQ0d0VUdRN1pqaVFLOXYydE5BaGVRRkFqU0xGTjlYa0lkblB2ZG03VXVw?=
 =?utf-8?B?VjJlSGF5dzdyMzhIRUZYdmtkbm92bityWHdHcDNXSVV1Qk83WFVQeXBKb1ov?=
 =?utf-8?B?NjBXbnpTcmNERm5WQkllZU1RK2JDWC9mUFU5ZSsxQTUxWHNOMTJhRzREN3JN?=
 =?utf-8?Q?g/y3f2X9aX9R7NInay38ZXX1Y?=
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-OriginatorOrg: aspeedtech.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: TY2PR06MB3213.apcprd06.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 84d62f44-25d2-4531-b384-08dae2f97376
X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Dec 2022 02:17:03.7770
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 43d4aa98-e35b-4575-8939-080e90d5a249
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: Leru823eMT2Wr984unw3JAKwFZPp2/zds1C+zI8eEXoYiI3ZN+INA6Kanzf6Z+fTl/ObsWFQJzP82bGVOo+f5Q==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: SEYPR06MB6035
X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00,DKIM_INVALID,
        DKIM_SIGNED,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,
        SPF_PASS autolearn=no autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
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=