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[147.75.80.249]) by mx.google.com with ESMTPS id oz14-20020a1709077d8e00b00a3d75c1e819si1211710ejc.307.2024.02.25.05.23.14 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Feb 2024 05:23:14 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-80072-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) client-ip=147.75.80.249; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=zju.edu.cn); spf=pass (google.com: domain of linux-kernel+bounces-80072-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-80072-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 9F3DC1F21582 for ; Sun, 25 Feb 2024 13:23:14 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 6FB64125DB; Sun, 25 Feb 2024 13:23:08 +0000 (UTC) Received: from zju.edu.cn (mail.zju.edu.cn [61.164.42.155]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 75CFF469E for ; Sun, 25 Feb 2024 13:23:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=61.164.42.155 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708867388; cv=none; b=LqpY8YW2g0LVsFrgYxGhNFWG4fW9dnWKcpKXHV5Js6kplVFh6YphPoJ3J1PfOCrzREzywtv5pu6KAAmsHBA/autC7vZyS+GhYY4cu/4/C0Xseln0jOT8Fw3p+GNWJuKYyJ+LUtUCYzNu4BJ2TIY5Dpf3GJDb1Jq07L79ihd8uXk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708867388; c=relaxed/simple; bh=60sYbWBmge7Xzbh8egiim6S9WHR7I+xSNbMjGS+ranA=; h=Date:From:To:Cc:Subject:In-Reply-To:References:Content-Type: MIME-Version:Message-ID; b=NWfzRNWRggJMM2okbCObrh3ne6+NkBztP/WMeUuCZIkwNfJh1I6pXk5KEaBMkzzvCk/Ffy2i0aQE2pdkmlY6SYmDIjQPCfcTkhSXYy7TnlFprtJUoGxAz3OrzKIJXHW9EYvTeCZPYIJxy96J1fwLqj+gJCBhAVVq2ao9fjYot/s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=zju.edu.cn; spf=pass smtp.mailfrom=zju.edu.cn; arc=none smtp.client-ip=61.164.42.155 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=zju.edu.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=zju.edu.cn Received: from duoming$zju.edu.cn ( [218.12.16.226] ) by ajax-webmail-mail-app2 (Coremail) ; Sun, 25 Feb 2024 21:20:07 +0800 (GMT+08:00) Date: Sun, 25 Feb 2024 21:20:07 +0800 (GMT+08:00) X-CM-HeaderCharset: UTF-8 From: duoming@zju.edu.cn To: "Russell King (Oracle)" Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, andrew@lunn.ch, gregory.clement@bootlin.com, sebastian.hesselbarth@gmail.com Subject: Re: [PATCH] ARM: mvebu: Add check in coherency.c to prevent null pointer dereference X-Priority: 3 X-Mailer: Coremail Webmail Server Version 2023.4-cmXT5 build 20231205(37e20f0e) Copyright (c) 2002-2024 www.mailtech.cn mispb-4df6dc2c-e274-4d1c-b502-72c5c3dfa9ce-zj.edu.cn In-Reply-To: References: <20240225060450.53044-1-duoming@zju.edu.cn> Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <38bb64c0.1341f.18de06c41e0.Coremail.duoming@zju.edu.cn> X-Coremail-Locale: zh_CN X-CM-TRANSID:by_KCgBnja2HPttl+S40Ag--.37794W X-CM-SenderInfo: qssqjiasttq6lmxovvfxof0/1tbiAwICAWXaOtIIuQACsm X-Coremail-Antispam: 1Ur529EdanIXcx71UUUUU7IcSsGvfJ3iIAIbVAYjsxI4VWxJw CS07vEb4IE77IF4wCS07vE1I0E4x80FVAKz4kxMIAIbVAFxVCaYxvI4VCIwcAKzIAtYxBI daVFxhVjvjDU= T24gU3VuLCAyNSBGZWIgMjAyNCAxMTozMDoyMCArMDAwMCBSdXNzZWxsIEtpbmcgKE9yYWNsZSkg d3JvdGU6Cj4gPiBUaGUga3phbGxvYygpIGluIGFybWFkYV8zNzVfMzgwX2NvaGVyZW5jeV9pbml0 KCkgd2lsbCByZXR1cm4KPiA+IG51bGwgaWYgdGhlIHBoeXNpY2FsIG1lbW9yeSBoYXMgcnVuIG91 dC4gQXMgYSByZXN1bHQsIGlmIHdlCj4gPiBkZXJlZmVyZW5jZSB0aGUgcHJvcGVydHkgcG9pbnRl ciwgdGhlIG51bGwgcG9pbnRlciBkZXJlZmVyZW5jZQo+ID4gYnVnIHdpbGwgaGFwcGVuLgo+ID4g Cj4gPiBUaGlzIHBhdGNoIGFkZHMgYSBjaGVjayB0byBhdm9pZCBudWxsIHBvaW50ZXIgZGVyZWZl cmVuY2UuCj4gCj4gQWdhaW4sIHdoYXQgaWYga3N0cmR1cCgpIGZhaWxzPwoKVGhhbmsgeW91IGZv ciB5b3VyIHN1Z2dlc3Rpb25zLCBJIHdpbGwgYWxzbyBhZGQgYSBjaGVjayB0byBqdWRnZQp3aGV0 aGVyIGtzdHJkdXAoKSBmYWlscy4KCkJlc3QgcmVnYXJkcywKRHVvbWluZyBaaG91Cg==