From patchwork Tue May 24 22:27:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gustavo A. R. Silva" X-Patchwork-Id: 12860578 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 853EBC433F5 for ; Tue, 24 May 2022 22:17:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242098AbiEXWRc (ORCPT ); Tue, 24 May 2022 18:17:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59024 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241092AbiEXWRa (ORCPT ); Tue, 24 May 2022 18:17:30 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A1DE41DA49; Tue, 24 May 2022 15:17:29 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 4B122B81A50; Tue, 24 May 2022 22:17:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 572BAC34100; Tue, 24 May 2022 22:17:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1653430647; bh=6GNFurm58C42MzfXxHuRYU+AEBKCekUhpcZwmsIzaXo=; h=Date:From:To:Cc:Subject:From; b=XK+SyBlH3t7wkaxMq0EdrM3rR/t7Nvkgdkyj4/66FgfTZSnZu4F1DiPfAU4QtK5we ENpwLhgt5RgWC7jHHU+hG18uc4htGMaJE295w2PjTdHFC8fi2aYBiUHB0MHh2yq4u5 Qn1w/ogK7OvArmKAO1wF+HfBUv14MPdOOMjMTlypc1CcMaTigbLomfi9jxGVEx5RP9 vMRLN1lTPesXQwnqwlhDCZ5Rjn7x0t5ZDerOuhuuEhxJWS4rfr0in1rJerv839glm1 uDMQzyf+iFtzB5hyPFH6NtHv8qT3qtk+wjMAB8LnELNzKiHs6ZztpGlVfS5aeuAbQt quSx0o14V9Kyw== Date: Tue, 24 May 2022 17:27:01 -0500 From: "Gustavo A. R. Silva" To: Linus Torvalds Cc: Kees Cook , linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" Subject: [GIT PULL] Misc hardening changes for 5.19-rc1 Message-ID: <20220524222701.GA7784@embeddedor> MIME-Version: 1.0 Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-hardening@vger.kernel.org The following changes since commit ce522ba9ef7e2d9fb22a39eb3371c0c64e2a433e: Linux 5.18-rc2 (2022-04-10 14:21:36 -1000) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git tags/size_t-saturating-helpers-5.19-rc1 for you to fetch changes up to 746f1b0ac5bf6ecfb71674af210ae476aa714f46: virt: acrn: Prefer array_size and struct_size over open coded arithmetic (2022-04-26 10:20:10 -0500) ---------------------------------------------------------------- Misc hardening changes for 5.19-rc1 Hi Linus, Please, pull the following hardening changes that I've been collecting in my tree during the last development cycle. All of them have been baking in linux-next. Replace open-coded instances with size_t saturating arithmetic helpers: - virt: acrn: Prefer array_size and struct_size over open coded arithmetic (Len Baker) - afs: Prefer struct_size over open coded arithmetic (Len Baker) Thanks --- Gustavo ---------------------------------------------------------------- Len Baker (2): afs: Prefer struct_size over open coded arithmetic virt: acrn: Prefer array_size and struct_size over open coded arithmetic drivers/virt/acrn/acrn_drv.h | 10 ++++++---- drivers/virt/acrn/mm.c | 9 ++++----- fs/afs/security.c | 3 +-- 3 files changed, 11 insertions(+), 11 deletions(-)