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[2620:137:e000::3:1]) by mx.google.com with ESMTPS id fb3-20020a056a002d8300b0068e44a5e7ffsi5326851pfb.90.2023.09.22.20.58.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Sep 2023 20:58:45 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) client-ip=2620:137:e000::3:1; Authentication-Results: mx.google.com; dkim=pass header.i=@collabora.com header.s=mail header.b=It4tw2JO; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=collabora.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by morse.vger.email (Postfix) with ESMTP id 4F4F483C6348; Fri, 22 Sep 2023 15:55:03 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at morse.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230211AbjIVWyx (ORCPT + 99 others); Fri, 22 Sep 2023 18:54:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230117AbjIVWyx (ORCPT ); Fri, 22 Sep 2023 18:54:53 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A7E6F19A; Fri, 22 Sep 2023 15:54:46 -0700 (PDT) Received: from mercury (unknown [185.254.75.28]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: sre) by madras.collabora.co.uk (Postfix) with ESMTPSA id 3330766072E7; Fri, 22 Sep 2023 23:54:45 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1695423285; bh=XiGG25R8t/0TrOGEzu39fvsV11Ywkve0IVC5a91JzE0=; h=From:To:Cc:In-Reply-To:References:Subject:Date:From; b=It4tw2JOTdbzCUbYmG+IA8DGDqZRAPYLb8Fy7VdK6EVJChunRdm9MHcG+SDHfacDe maXwbc4sZKmRset79M13WdN5MVEanMBDongHJlpuBeFmmXBBZJEeuAQrM0uRiLnrIJ PYbovfyQZ3NOmVwTMQ35cS8ZDKWq/XtoiNvOIh1LNUP0hUJRhUxCYOsA2gYI/cRRyg uqec9CBeg+PYlpt+BA+nxlOnJUIFhfAFHpk7Q36toGhqA8RHulsZx6ZFimi5YnyzAx Dnolcukj2tfsDBWRpQKI2oltTzyyJJCavh2a5LUgEEdkdr0/gl+Os70/hDnEVS1H2W wSQPVXCDF6pKw== Received: by mercury (Postfix, from userid 1000) id 88CDA10611D3; Sat, 23 Sep 2023 00:54:42 +0200 (CEST) From: Sebastian Reichel To: Sebastian Reichel , Kees Cook Cc: Chen-Yu Tsai , linux-pm@vger.kernel.org, Nathan Chancellor , Nick Desaulniers , Tom Rix , linux-kernel@vger.kernel.org, llvm@lists.linux.dev, linux-hardening@vger.kernel.org In-Reply-To: <20230922175355.work.006-kees@kernel.org> References: <20230922175355.work.006-kees@kernel.org> Subject: Re: [PATCH] power: supply: axp20x_ac_power: Annotate struct axp20x_ac_power with __counted_by Message-Id: <169542328254.1475988.11543607459604424867.b4-ty@collabora.com> Date: Sat, 23 Sep 2023 00:54:42 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.12.3 X-Spam-Status: No, score=2.7 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, RCVD_IN_SBL_CSS,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on morse.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (morse.vger.email [0.0.0.0]); Fri, 22 Sep 2023 15:55:03 -0700 (PDT) X-Spam-Level: ** On Fri, 22 Sep 2023 10:53:55 -0700, Kees Cook wrote: > Prepare for the coming implementation by GCC and Clang of the __counted_by > attribute. Flexible array members annotated with __counted_by can have > their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS > (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family > functions). > > As found with Coccinelle[1], add __counted_by for struct axp20x_ac_power. > > [...] Applied, thanks! [1/1] power: supply: axp20x_ac_power: Annotate struct axp20x_ac_power with __counted_by commit: 7daa3bd4b0b4de1446cd4e6a66bba022101ae9ee Best regards, -- Sebastian Reichel