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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D3A47CDB474 for ; Mon, 16 Oct 2023 09:29:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233413AbjJPJ3W (ORCPT ); Mon, 16 Oct 2023 05:29:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49446 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232986AbjJPJ3M (ORCPT ); Mon, 16 Oct 2023 05:29:12 -0400 Received: from relay1-d.mail.gandi.net (relay1-d.mail.gandi.net [217.70.183.193]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AFD02E8; Mon, 16 Oct 2023 02:29:10 -0700 (PDT) Received: by mail.gandi.net (Postfix) with ESMTPSA id 564D2240004; Mon, 16 Oct 2023 09:29:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1697448549; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ngr+iz1YVj9BWtuExbnfDz262UFwUCPSb0IR05QCKS8=; b=Cy7Y/sCPJXzkyyeeZQVLat5A94AXUXVlF6PKjPZZKMbivzP92RWeq+AYXG86uZYngtbNqE f6oT/r+l0gb3qt9z9PAbip7tldFQoLsvMg8IVhA3Mdn/B/Jnq/UyGLoLlZzfV52vrw1cW/ yQavfU9QB4Ic7gmLgUggmC0l1FdGE/4sOi7Pc60pyrRLUnBcwPhvi3qfNDxIP0+FBJwqO9 knmluKxiUEdKNbZWGHMP8dd4BDg42GHgTIckHlQinEoBMeyaYvBkW9gdp2box9/82t9gqO E0IW67tb043EyoH95NiYPkDwRgnDuc8t+YfnExYUxPVOYZJVrtjvqLz5AavsjA== From: Miquel Raynal To: Kees Cook , Miquel Raynal Cc: Richard Weinberger , Vignesh Raghavendra , Matthias Brugger , AngeloGioacchino Del Regno , "Gustavo A. R. Silva" , Heiko Stuebner , Martin Blumenstingl , Thierry Reding , Roger Quadros , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Cai Huoqing , Chuanhong Guo , Rob Herring , Li Zetao , linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-hardening@vger.kernel.org, Nathan Chancellor , Nick Desaulniers , Tom Rix , linux-kernel@vger.kernel.org, llvm@lists.linux.dev Subject: Re: [PATCH] mtd: rawnand: Annotate struct mtk_nfc_nand_chip with __counted_by Date: Mon, 16 Oct 2023 11:29:05 +0200 Message-Id: <20231016092905.289116-1-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231006201728.work.750-kees@kernel.org> References: MIME-Version: 1.0 X-linux-mtd-patch-notification: thanks X-linux-mtd-patch-commit: b'13241a5ee367dfa929268a0ac484323a37ea7290' Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-GND-Sasl: miquel.raynal@bootlin.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2023-10-06 at 20:17:28 UTC, 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 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 > mtk_nfc_nand_chip. > > Cc: Miquel Raynal > Cc: Richard Weinberger > Cc: Vignesh Raghavendra > Cc: Matthias Brugger > Cc: AngeloGioacchino Del Regno > Cc: "Gustavo A. R. Silva" > Cc: Heiko Stuebner > Cc: Martin Blumenstingl > Cc: Thierry Reding > Cc: Roger Quadros > Cc: "Uwe Kleine-König" > Cc: Cai Huoqing > Cc: Chuanhong Guo > Cc: Rob Herring > Cc: Li Zetao > Cc: linux-mtd@lists.infradead.org > Cc: linux-arm-kernel@lists.infradead.org > Cc: linux-mediatek@lists.infradead.org > Cc: linux-hardening@vger.kernel.org > Link: https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci [1] > Signed-off-by: Kees Cook > Reviewed-by: Gustavo A. R. Silva Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks. Miquel