From patchwork Tue Jul 11 09:14:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ard Biesheuvel X-Patchwork-Id: 702511 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 A1C0AEB64DC for ; Tue, 11 Jul 2023 09:18:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232314AbjGKJSJ (ORCPT ); Tue, 11 Jul 2023 05:18:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43410 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232025AbjGKJQ7 (ORCPT ); Tue, 11 Jul 2023 05:16:59 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2D551FEF; Tue, 11 Jul 2023 02:16:12 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 739B36141C; Tue, 11 Jul 2023 09:16:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 09CA3C4339A; Tue, 11 Jul 2023 09:16:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1689066971; bh=TDhagb7/1BjVNI9fsBOdvguiTH1+pJKnlE7Km5AKGt0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gvs1F+9VLZ/1bbAxvQ2pQwgKRfN/BKyKhnhBSR7aphTPlObzEf4txxgSdPhMH2JCN M58VGZ5uEwIZa11tsh/nyXD1WihMY115vQXXQGCPqsiBaOk8j+okeQoqCA5jshSull 0o2iNkRE/oNYWTth7c3gNIMPdJpaoirB7w2kDhaGdiKDoX/xtarpXyDP1F42TaB5kN zcdR8OdfPyu2b2yLK4gPQY/w68WVoDJTqTsf5pwtl3KNZQH/39g7MPJqeP4w8+4/s7 uMvVG+mr30CaJ2O5tJm4vosFRjGdh+lIJ4AJUeSzTKpHeQYioxvj+SIOyVDAoTxz1A xfm9iCLaW6GCQ== From: Ard Biesheuvel To: linux-efi@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Ard Biesheuvel , Evgeniy Baskov , Borislav Petkov , Andy Lutomirski , Dave Hansen , Ingo Molnar , Peter Zijlstra , Thomas Gleixner , Alexey Khoroshilov , Peter Jones , Gerd Hoffmann , Dave Young , Mario Limonciello , Kees Cook , Tom Lendacky , "Kirill A . Shutemov" , Linus Torvalds , Joerg Roedel Subject: [PATCH v6 16/21] decompress: Use 8 byte alignment Date: Tue, 11 Jul 2023 11:14:48 +0200 Message-Id: <20230711091453.2543622-17-ardb@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230711091453.2543622-1-ardb@kernel.org> References: <20230711091453.2543622-1-ardb@kernel.org> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=737; i=ardb@kernel.org; h=from:subject; bh=TDhagb7/1BjVNI9fsBOdvguiTH1+pJKnlE7Km5AKGt0=; b=owGbwMvMwCFmkMcZplerG8N4Wi2JIWWtbLtj8Dlmqxk7xPnZwiXV5brXV9wouiG9+hJzRN1Bj qn8AXc6SlkYxDgYZMUUWQRm/3238/REqVrnWbIwc1iZQIYwcHEKwETs5zIybJuq0bDWza0z5noR 05Jm1h4etu9BVy6wRiuZ+p3mzrb1YWQ4uGG7Nlean+289O1bj/wyebvPq8uydFXlVrsltZELjr7 hAAA= X-Developer-Key: i=ardb@kernel.org; a=openpgp; fpr=F43D03328115A198C90016883D200E9CA6329909 Precedence: bulk List-ID: X-Mailing-List: linux-efi@vger.kernel.org The ZSTD decompressor requires malloc() allocations to be 8 byte aligned, so ensure that this the case. Signed-off-by: Ard Biesheuvel --- include/linux/decompress/mm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/decompress/mm.h b/include/linux/decompress/mm.h index 9192986b1a731323..ac862422df158bef 100644 --- a/include/linux/decompress/mm.h +++ b/include/linux/decompress/mm.h @@ -48,7 +48,7 @@ MALLOC_VISIBLE void *malloc(int size) if (!malloc_ptr) malloc_ptr = free_mem_ptr; - malloc_ptr = (malloc_ptr + 3) & ~3; /* Align */ + malloc_ptr = (malloc_ptr + 7) & ~7; /* Align */ p = (void *)malloc_ptr; malloc_ptr += size;