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 X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 849E5C10F14 for ; Mon, 8 Apr 2019 10:32:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5A39320870 for ; Mon, 8 Apr 2019 10:32:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726517AbfDHKcs (ORCPT ); Mon, 8 Apr 2019 06:32:48 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:28998 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725857AbfDHKcq (ORCPT ); Mon, 8 Apr 2019 06:32:46 -0400 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-50-vftf5hDOO5WPtyOLHhVuGw-1; Mon, 08 Apr 2019 11:32:43 +0100 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b::d117) by AcuMS.aculab.com (fd9f:af1c:a25b::d117) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 8 Apr 2019 11:33:51 +0100 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Mon, 8 Apr 2019 11:33:51 +0100 From: David Laight To: 'Robin Murphy' , Sai Prakash Ranjan , Alexander Shishkin , Greg Kroah-Hartman , Mulu He , Tingwei Zhang , Maxime Coquelin , Alexandre Torgue , "linux-stm32@st-md-mailman.stormreply.com" , Mathieu Poirier , Suzuki K Poulose , Mike Leach , Leo Yan CC: Rajendra Nayak , "linux-arm-msm@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" , Sibi Sankar , Vivek Gautam , "linux-arm-kernel@lists.infradead.org" Subject: RE: [PATCH] stm class: Fix out of bound access from bitmap allocation Thread-Topic: [PATCH] stm class: Fix out of bound access from bitmap allocation Thread-Index: AQHU66qDw2WxOhX8lUugt3I8pBQU16YtixUwgASIUaqAAAHoUA== Date: Mon, 8 Apr 2019 10:33:51 +0000 Message-ID: <2d5e435bf7b344fb835fc58ac36e1c19@AcuMS.aculab.com> References: <20190405122256.27840-1-saiprakash.ranjan@codeaurora.org> <850ba66b-0e4a-2027-5640-0ee339a7868c@arm.com> In-Reply-To: <850ba66b-0e4a-2027-5640-0ee339a7868c@arm.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 X-MC-Unique: vftf5hDOO5WPtyOLHhVuGw-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogUm9iaW4gTXVycGh5DQo+IFNlbnQ6IDA4IEFwcmlsIDIwMTkgMTE6MjQNCj4gT24gMDcv MDQvMjAxOSAwNTozMSwgU2FpIFByYWthc2ggUmFuamFuIHdyb3RlOg0KPiA+IE9uIDQvNS8yMDE5 IDY6NDQgUE0sIERhdmlkIExhaWdodCB3cm90ZToNCj4gPj4gRnJvbTogU2FpIFByYWthc2ggUmFu amFuDQo+ID4+Pg0KPiA+Pj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvaHd0cmFjaW5nL3N0bS9jb3Jl LmMgYi9kcml2ZXJzL2h3dHJhY2luZy9zdG0vY29yZS5jDQo+ID4+PiBpbmRleCA5M2NlM2FhNzQw YTkuLjIxYTU4MzhmNmU2NyAxMDA2NDQNCj4gPj4+IC0tLSBhL2RyaXZlcnMvaHd0cmFjaW5nL3N0 bS9jb3JlLmMNCj4gPj4+ICsrKyBiL2RyaXZlcnMvaHd0cmFjaW5nL3N0bS9jb3JlLmMNCj4gPj4+ IEBAIC0xNjgsNyArMTY4LDcgQEAgc3RhdGljIGludCBzdHBfbWFzdGVyX2FsbG9jKHN0cnVjdCBz dG1fZGV2aWNlDQo+ID4+PiAqc3RtLCB1bnNpZ25lZCBpbnQgaWR4KQ0KPiA+Pj4gwqDCoMKgwqDC oCBzdHJ1Y3Qgc3RwX21hc3RlciAqbWFzdGVyOw0KPiA+Pj4gwqDCoMKgwqDCoCBzaXplX3Qgc2l6 ZTsNCj4gPj4+DQo+ID4+PiAtwqDCoMKgIHNpemUgPSBBTElHTihzdG0tPmRhdGEtPnN3X25jaGFu bmVscywgOCkgLyA4Ow0KPiA+Pj4gK8KgwqDCoCBzaXplID0gQUxJR04oc3RtLT5kYXRhLT5zd19u Y2hhbm5lbHMsIFNUTV9NQVNURVJfU1opIC8NCj4gPj4+IFNUTV9NQVNURVJfU1o7DQo+ID4+DQo+ ID4+IEknbSBub3Qgc3VyZSB0aGF0IHVzaW5nIFNUUF9NQVNURVJfU1ogaW1wcm92ZXMgcmVhZGFi aWxpdHkgYXQgYWxsLg0KPiA+Pg0KPiA+DQo+ID4gSSB0aG91Z2h0IGl0IHdhcyBiZXR0ZXIgdG8g aGF2ZSBhIG1hY3JvIHRoYW4gZGlyZWN0bHkgc3BlY2lmeWluZw0KPiA+IHNpemVvZih1bnNpZ25l ZCBsb25nKSwgYW55d2F5cyBJIGNhbiBjaGFuZ2UgaXQuDQo+ID4NCj4gPj4gSXMgdGhlcmUgc29t ZXRoaW5nIHRoYXQgZ2l2ZXMgdGhlIHNpemUgb2YgYSBiaXRtYXAgZm9yICduJyBpdGVtcz8NCj4g Pj4NCj4gPg0KPiA+IE5vdCBzdXJlIGlmIHRoZXJlIGlzIHNvbWV0aGluZy4NCj4gDQo+IElmIHlv dSB3ZXJlIHRvIGFzayB0aGUgcXVlc3Rpb24gImhvdyBkb2VzIHRoZSBiaXRtYXAgY29kZSBpdHNl bGYga25vdw0KPiB3aGF0IHRoZSB0b3RhbCBzaXplIG9mIGEgYml0bWFwIGlzPyIsIHRoYXQgd291 bGQgcXVpY2tseSBsZWFkIHlvdQ0KPiB0b3dhcmRzIEJJVFNfVE9fTE9OR1MoKSA7KQ0KPiANCj4g QW5kIGdpdmVuIHRoYXQgc3RwX21hc3Rlcjo6Y2hhbl9tYXAgaXMgYWxyZWFkeSBhbiBhcHByb3By aWF0ZSB0eXBlLCB0aGF0DQo+IHN1Z2dlc3RzIHNpbXBsaWZ5aW5nIHRoZSBlbnRpcmUgY2FsY3Vs YXRpb24gZG93biB0byBzb21ldGhpbmcgbmVhdCBhbmQNCj4gdGlkeSBsaWtlOg0KPiANCj4gc2l6 ZSA9IG9mZnNldG9mKHN0cnVjdCBzdHBfbWFzdGVyLCBjaGFuX21hcFtCSVRTX1RPX0xPTkdTKHN0 bS0+ZGF0YS0+c3dfbmNoYW5uZWxzKV0pOw0KDQpFeGNlcHQgdGhhdCBpcyBpbnZhbGlkLg0KWW91 IGNhbid0IHVzZSBvZmZzZXRvZigpIHdpdGggc29tZXRoaW5nIHRoYXQgaXNuJ3QgYSBjb21waWxl IHRpbWUgY29uc3RhbnQuDQoNCglEYXZpZA0KDQotDQpSZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNp ZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwgTWlsdG9uIEtleW5lcywgTUsxIDFQVCwgVUsN ClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2FsZXMpDQo=