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=-3.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 4B7C3C4363A for ; Thu, 22 Oct 2020 08:05:33 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C64E922267 for ; Thu, 22 Oct 2020 08:05:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kFaxHRA1"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="KG8jCypM" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C64E922267 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:To:From: Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=SKutKwIxgAKNNuNpBvbypH8FxVdAWdZgHDosVNCKaRo=; b=kFaxHRA1gUDWXTxOlUGNoPoDe zfOlNYTTX/uHAsfA/DdNZQRCxA76ke/85EOzqdQqKTAU2jScsqxVdxpzNmPDDEC2aRCnwwWIxIwSf scAIvtXKsOvG5ELJCEZHQMQIsN6XR/ePKzPEjcqi5c1P0wqaWEPbOCs4EWYc1fu5lcps1wvpVJhiR daAsxJV3PVFCyzgHV2DfoebfUDzE5wYvgRkR80gArOascbUzX16Gpqz/kZOwQPonEJYOV0OJqnl1L BYjT6t6ioYJQdlgR9oEuvRtNbaQKGIviXX6gnaGr6QwDbxMYIPwp51mTyZjQ4oQPbsWpHpqxZq7F5 4JhOm1ApQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kVVYi-0008KT-48; Thu, 22 Oct 2020 08:02:52 +0000 Received: from m42-4.mailgun.net ([69.72.42.4]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kVVYY-0008JX-R7 for linux-arm-kernel@lists.infradead.org; Thu, 22 Oct 2020 08:02:50 +0000 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1603353769; h=Message-ID: References: In-Reply-To: Subject: Cc: To: From: Date: Content-Transfer-Encoding: Content-Type: MIME-Version: Sender; bh=xE/wNkQvD+z2zJqtzsBmXwB80uN6i6lSw07emzccLIc=; b=KG8jCypMPLEkFONJy21WoZy2NuTEOJJ3ndwSxUx7beUIbWTPrrbHYd0WVZLO+TUydFedFZBH FnTRSK1r1ib1esEgB5M6Q+Z8/c2dNey7NMXdS4I3a+q2OfzEfWOx4dQ+ZwC0AM6MiZGeSavu cxQTyKmw3l/6gFyVcoFX/tBASDk= X-Mailgun-Sending-Ip: 69.72.42.4 X-Mailgun-Sid: WyJiYzAxZiIsICJsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n02.prod.us-east-1.postgun.com with SMTP id 5f913c974f8cc67c318d8f98 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 22 Oct 2020 08:02:31 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id DBA39C43382; Thu, 22 Oct 2020 08:02:30 +0000 (UTC) Received: from mail.codeaurora.org (localhost.localdomain [127.0.0.1]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: saiprakash.ranjan) by smtp.codeaurora.org (Postfix) with ESMTPSA id EF572C433CB; Thu, 22 Oct 2020 08:02:29 +0000 (UTC) MIME-Version: 1.0 Date: Thu, 22 Oct 2020 13:32:29 +0530 From: Sai Prakash Ranjan To: Suzuki Poulose Subject: Re: [PATCH 1/2] coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf() In-Reply-To: References: <5bbb2d35-3e56-56d7-4722-bf34c5efa2fb@arm.com> <9fa4fcc25dac17b343d151a9d089b48c@codeaurora.org> <707b7860-0daa-d3e3-1f0f-17e1b05feae2@arm.com> <5ad6acdc69c1c2e1e17f5c701a09b7e1@codeaurora.org> <8affc09d4045812e2f5a065695b375de@codeaurora.org> <0ee3566e50143bac5b662b2edf551b89@codeaurora.org> Message-ID: <6db16b0547122ab8a53d56bdfbfb391e@codeaurora.org> X-Sender: saiprakash.ranjan@codeaurora.org User-Agent: Roundcube Webmail/1.3.9 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201022_040250_076497_11D27868 X-CRM114-Status: GOOD ( 24.54 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mathieu Poirier , peterz@infradead.org, linux-arm-msm@vger.kernel.org, coresight@lists.linaro.org, linux-kernel@vger.kernel.org, swboyd@chromium.org, denik@google.com, leo.yan@linaro.org, linux-arm-kernel@lists.infradead.org, mike.leach@linaro.org Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMjAyMC0xMC0yMSAxNTozOCwgU3V6dWtpIFBvdWxvc2Ugd3JvdGU6Cj4gT24gMTAvMjEvMjAg ODoyOSBBTSwgU2FpIFByYWthc2ggUmFuamFuIHdyb3RlOgo+PiBPbiAyMDIwLTEwLTIwIDIxOjQw LCBTYWkgUHJha2FzaCBSYW5qYW4gd3JvdGU6Cj4+PiBPbiAyMDIwLTEwLTE0IDIxOjI5LCBTYWkg UHJha2FzaCBSYW5qYW4gd3JvdGU6Cj4+Pj4gT24gMjAyMC0xMC0xNCAxODo0NiwgU3V6dWtpIEsg UG91bG9zZSB3cm90ZToKPj4+Pj4gT24gMTAvMTQvMjAyMCAxMDozNiBBTSwgU2FpIFByYWthc2gg UmFuamFuIHdyb3RlOgo+Pj4+Pj4gT24gMjAyMC0xMC0xMyAyMjowNSwgU3V6dWtpIEsgUG91bG9z ZSB3cm90ZToKPj4+Pj4+PiBPbiAxMC8wNy8yMDIwIDAyOjAwIFBNLCBTYWkgUHJha2FzaCBSYW5q YW4gd3JvdGU6Cj4+Pj4+Pj4+IFRoZXJlIHdhcyBhIHJlcG9ydCBvZiBOVUxMIHBvaW50ZXIgZGVy ZWZlcmVuY2UgaW4gRVRGIGVuYWJsZQo+Pj4+Pj4+PiBwYXRoIGZvciBwZXJmIENTIG1vZGUgd2l0 aCBQSUQgbW9uaXRvcmluZy4gSXQgaXMgYWxtb3N0IDEwMCUKPj4+Pj4+Pj4gcmVwcm9kdWNpYmxl IHdoZW4gdGhlIHByb2Nlc3MgdG8gbW9uaXRvciBpcyBzb21ldGhpbmcgdmVyeQo+Pj4+Pj4+PiBh Y3RpdmUgc3VjaCBhcyBjaHJvbWUgYW5kIHdpdGggRVRGIGFzIHRoZSBzaW5rIGFuZCBub3QgRVRS Lgo+Pj4+Pj4+PiBDdXJyZW50bHkgaW4gYSBiaWQgdG8gZmluZCB0aGUgcGlkLCB0aGUgb3duZXIg aXMgZGVyZWZlcmVuY2VkCj4+Pj4+Pj4+IHZpYSB0YXNrX3BpZF9ucigpIGNhbGwgaW4gdG1jX2Vu YWJsZV9ldGZfc2lua19wZXJmKCkgYW5kIHdpdGgKPj4+Pj4+Pj4gb3duZXIgYmVpbmcgTlVMTCwg d2UgZ2V0IGEgTlVMTCBwb2ludGVyIGRlcmVmZXJlbmNlLgo+Pj4+Pj4+PiAKPj4+Pj4+Pj4gTG9v a2luZyBhdCB0aGUgRVRSIGFuZCBvdGhlciBwbGFjZXMgaW4gdGhlIGtlcm5lbCwgRVRGIGFuZCB0 aGUKPj4+Pj4+Pj4gRVRCIGFyZSB0aGUgb25seSBwbGFjZXMgdHJ5aW5nIHRvIGRlcmVmZXJlbmNl IHRoZSB0YXNrKG93bmVyKQo+Pj4+Pj4+PiBpbiB0bWNfZW5hYmxlX2V0Zl9zaW5rX3BlcmYoKSB3 aGljaCBpcyBhbHNvIGNhbGxlZCBmcm9tIHRoZQo+Pj4+Pj4+PiBzY2hlZF9pbiBwYXRoIGFzIGlu IHRoZSBjYWxsIHRyYWNlLiBPd25lcih0YXNrKSBpcyBOVUxMIGV2ZW4KPj4+Pj4+Pj4gaW4gdGhl IGNhc2Ugb2YgRVRSIGluIHRtY19lbmFibGVfZXRyX3NpbmtfcGVyZigpLCBidXQgc2luY2Ugd2UK Pj4+Pj4+Pj4gY2FjaGUgdGhlIFBJRCBpbiBhbGxvY19idWZmZXIoKSBjYWxsYmFjayBhbmQgaXQg aXMgZG9uZSBhcyBwYXJ0Cj4+Pj4+Pj4+IG9mIGV0bV9zZXR1cF9hdXgoKSB3aGVuIGFsbG9jYXRp bmcgYnVmZmVyIGZvciBFVFIgc2luaywgd2UgbmV2ZXIKPj4+Pj4+Pj4gZGVyZWZlcmVuY2UgdGhp cyBOVUxMIHBvaW50ZXIgYW5kIHdlIGFyZSBzYWZlLiBTbyBsZXRzIGRvIHRoZQo+Pj4+Pj4+IAo+ Pj4+Pj4+IFRoZSBwYXRjaCBpcyBuZWNlc3NhcnkgdG8gZml4IHNvbWUgb2YgdGhlIGlzc3Vlcy4g QnV0IEkgZmVlbCBpdCAKPj4+Pj4+PiBpcwo+Pj4+Pj4+IG5vdCBjb21wbGV0ZS4gV2h5IGlzIGl0 IHNhZmUgZWFybGllciBhbmQgbm90IGxhdGVyID8gSSBiZWxpZXZlIHdlIAo+Pj4+Pj4+IGFyZQo+ Pj4+Pj4+IHNpbXBseSByZWR1Y2luZyB0aGUgY2hhbmNlcyBvZiBoaXR0aW5nIHRoZSBpc3N1ZSwg YnkgZG9pbmcgdGhpcyAKPj4+Pj4+PiBlYXJsaWVyIHRoYW4KPj4+Pj4+PiBsYXRlci4gSSB3b3Vs ZCBzYXkgd2UgYmV0dGVyIGZpeCBhbGwgaW5zdGFuY2VzIHRvIG1ha2Ugc3VyZSB0aGF0IAo+Pj4+ Pj4+IHRoZQo+Pj4+Pj4+IGV2ZW50LT5vd25lciBpcyB2YWxpZC4gKGUuZywgSSBjYW4gc2VlIHRo YXQgdGhlIGZvciBrZXJuZWwgZXZlbnRzCj4+Pj4+Pj4gZXZlbnQtPm93bmVyID09IC0xID8pCj4+ Pj4+Pj4gCj4+Pj4+Pj4gc3RydWN0IHRhc2tfc3RydWN0ICp0c2sgPSBSRUFEX09OQ0UoZXZlbnQt Pm93bmVyKTsKPj4+Pj4+PiAKPj4+Pj4+PiBpZiAoIXRzayB8fCBpc19rZXJuZWxfZXZlbnQoZXZl bnQpKQo+Pj4+Pj4+IMKgwqAgLyogc2tpcCA/ICovCj4+Pj4+Pj4gCj4+Pj4+PiAKPj4+Pj4+IExv b2tpbmcgYXQgaXQgc29tZSBtb3JlLCBpc19rZXJuZWxfZXZlbnQoKSBpcyBub3QgZXhwb3NlZAo+ Pj4+Pj4gb3V0c2lkZSBldmVudHMgY29yZSBhbmQgcHJvYmFibHkgZm9yIGdvb2QgcmVhc29uLiBX aHkgZG8KPj4+Pj4+IHdlIG5lZWQgdG8gY2hlY2sgZm9yIHRoaXMgYW5kIG5vdCBqdXN0IHRzaz8K Pj4+Pj4gCj4+Pj4+IEJlY2F1c2UgdGhlIGV2ZW50LT5vd25lciBjb3VsZCBiZSA6Cj4+Pj4+IAo+ Pj4+PiDCoD0gTlVMTAo+Pj4+PiDCoD0gLTFVTMKgIC8vIGtlcm5lbCBldmVudAo+Pj4+PiDCoD0g dmFsaWQuCj4+Pj4+IAo+Pj4+IAo+Pj4+IFllcyBJIHVuZGVyc3Rvb2QgdGhhdCBwYXJ0LCBidXQg aGVyZSB3ZSB3ZXJlIHRyeWluZyB0bwo+Pj4+IGZpeCB0aGUgTlVMTCBwb2ludGVyIGRlcmVmZXJl bmNlIHJpZ2h0IGFuZCBoZW5jZSB0aGUKPj4+PiBxdWVzdGlvbiBhcyB0byB3aHkgd2UgbmVlZCB0 byBjaGVjayBmb3Iga2VybmVsIGV2ZW50cz8KPj4+PiBJIGFtIG5vIGV4cGVydCBpbiBwZXJmIGJ1 dCBJIGRvbid0IHNlZSBhbnl3aGVyZSBpbiB0aGUKPj4+PiBrZXJuZWwgY2hlY2tpbmcgZm9yIGlz X2tlcm5lbF9ldmVudCgpLCBzbyBJIGFtIGEgYml0Cj4+Pj4gc2tlcHRpY2FsIGlmIGV4cG9ydGlu ZyB0aGF0IGlzIGFjdHVhbGx5IHJpZ2h0IG9yIG5vdC4KPj4+PiAKPj4+IAo+Pj4gSSBoYXZlIHN0 cmVzcyB0ZXN0ZWQgd2l0aCB0aGUgb3JpZ2luYWwgcGF0Y2ggbWFueSB0aW1lcwo+Pj4gbm93LCBp LmUuLCB3aXRob3V0IGEgY2hlY2sgZm9yIGV2ZW50LT5vd25lciBhbmQgaXNfa2VybmVsX2V2ZW50 KCkKPj4+IGFuZCBkaWRuJ3Qgb2JzZXJ2ZSBhbnkgY3Jhc2guIFBsdXMgb24gRVRSIHdoZXJlIHRo aXMgd2FzIGFscmVhZHkKPj4+IGRvbmUsIG5vIGNyYXNoZXMgd2VyZSByZXBvcnRlZCB0aWxsIGRh dGUgYW5kIHdpdGggRVRGLCB0aGUgaXNzdWUKPj4+IHdhcyBxdWlja2x5IHJlcHJvZHVjaWJsZSwg c28gSSBhbSBmYWlybHkgY29uZmlkZW50IHRoYXQgdGhpcwo+Pj4gZG9lc24ndCBqdXN0IGRlbGF5 IHRoZSBvcmlnaW5hbCBpc3N1ZSBidXQgYWN0dWFsbHkgZml4ZXMKPj4+IGl0LiBJIHdpbGwgcnVu IGFuIG92ZXJuaWdodCB0ZXN0IGFnYWluIHRvIGNvbmZpcm0gdGhpcy4KPj4+IAo+PiAKPj4gSSBy YW4gdGhlIG92ZXJuaWdodCB0ZXN0IHdoaWNoIGNvbGxlY3RlZCBhcm91bmcgNEcgZGF0YShzZWUg YmVsb3cpLAo+PiB3aXRoIHRoZSBmb2xsb3dpbmcgc21hbGwgY2hhbmdlIHRvIHNlZSBpZiB0aGUg dHdvIGNhc2VzCj4+IChldmVudC0+b3duZXI9TlVMTCBhbmQgaXNfa2VybmVsX2V2ZW50KCkpIGFy ZSB0cmlnZ2VyZWQKPj4gd2l0aCBzdWdnZXN0ZWQgY2hhbmdlcyBhbmQgaXQgZGlkbid0IHRyaWdn ZXIgYXQgYWxsLgo+PiBEbyB3ZSBzdGlsbCBuZWVkIHRob3NlIGFkZGl0aW9uYWwgY2hlY2tzPwo+ PiAKPiAKPiBZZXMuIFBsZWFzZSBzZWUgcGVyZl9ldmVudF9jcmVhdGVfa2VybmVsX2V2ZW50KCks IHdoaWNoIGlzCj4gYW4gZXhwb3J0ZWQgZnVuY3Rpb24gYWxsb3dpbmcgYW55IGtlcm5lbCBjb2Rl IChpbmNsdWRpbmcgbW9kdWxlcykKPiB0byB1c2UgdGhlIFBNVSAoanVzdCBsaWtlIHRoZSB1c2Vy c3BhY2UgcGVyZiB0b29sIHdvdWxkIGRvKS4KPiBKdXN0IGJlY2F1c2UgeW91ciB1c2UgY2FzZSBk b2Vzbid0IHRyaWdnZXIgdGhpcyAoYmVjYXVzZQo+IHlvdSBkb24ndCBydW4gc29tZXRoaW5nIHRo YXQgY2FuIHRyaWdnZXIgdGhpcykgZG9lc24ndCBtZWFuCj4gdGhpcyBjYW4ndCBiZSB0cmlnZ2Vy ZWQuCj4gCgpUaGFua3MgZm9yIHRoYXQgcG9pbnRlciwgSSB3aWxsIGFkZCB0aGVtIGluIHRoZSBu ZXh0IHZlcnNpb24uCgpUaGFua3MsClNhaQoKLS0gClFVQUxDT01NIElORElBLCBvbiBiZWhhbGYg b2YgUXVhbGNvbW0gSW5ub3ZhdGlvbiBDZW50ZXIsIEluYy4gaXMgYSAKbWVtYmVyCm9mIENvZGUg QXVyb3JhIEZvcnVtLCBob3N0ZWQgYnkgVGhlIExpbnV4IEZvdW5kYXRpb24KCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFp bGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlz dHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK