From patchwork Mon May 8 07:03:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ard Biesheuvel X-Patchwork-Id: 680033 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 EB307C7EE24 for ; Mon, 8 May 2023 07:05:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233206AbjEHHFc (ORCPT ); Mon, 8 May 2023 03:05:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47060 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233308AbjEHHFD (ORCPT ); Mon, 8 May 2023 03:05:03 -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 B11911A480; Mon, 8 May 2023 00:04:27 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 4519861F82; Mon, 8 May 2023 07:04:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DC7FCC4339B; Mon, 8 May 2023 07:04:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1683529466; bh=TDhagb7/1BjVNI9fsBOdvguiTH1+pJKnlE7Km5AKGt0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AlLKTvGdAWpI/A5BYkRTmnyqkQA1abi7JpJ4m4Y2pKwEswrR5OqiqiWrbyds6PFKp blWfB6MzVhNaeNiQrRDzcQlwVWZPI0pFkpC9O4AAr7+fSCaZPjBJHbHcAyTZiprnz8 eQ5t3GZN8KGyC8iBuPh9/eZQqnOK6PDUALr8VrsZgpf0VekP6SqBVoUFTalLYTnW86 pMiNJkNSZW7mpMp8FzPc61EetiEWY8VaBgsh2YYyfxmvyyMILVTP3QbbJKCcpe5JJi fHgPCt3Oa6/jU99481FemscAHT3eAf3mdSDA+/9EWLF67rVvK1tyZ5u6nVIAjcUPid dmKOHLiuL4MOg== 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 Subject: [PATCH v2 11/20] decompress: Use 8 byte alignment Date: Mon, 8 May 2023 09:03:21 +0200 Message-Id: <20230508070330.582131-12-ardb@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230508070330.582131-1-ardb@kernel.org> References: <20230508070330.582131-1-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=owGbwMvMwCFmkMcZplerG8N4Wi2JISVi3nbH4HPMVjN2iPOzhUuqy3Wvr7hRdEN69SXmiLqDH FP5A+50lLIwiHEwyIopsgjM/vtu5+mJUrXOs2Rh5rAygQxh4OIUgIlY/Wf4nz078WqjW6OU7pSr zvfyjJ0vl+d4tX9x1l9uzVEuX1mzk5Ghme+vaE7+jN2PMkqv8C/237HzsG3lq69LlI7vXPIt5tt RXgA= 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;