From patchwork Mon Aug 7 16:27:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ard Biesheuvel X-Patchwork-Id: 711714 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 9652AC00528 for ; Mon, 7 Aug 2023 16:29:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230450AbjHGQ3F (ORCPT ); Mon, 7 Aug 2023 12:29:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34596 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231769AbjHGQ2u (ORCPT ); Mon, 7 Aug 2023 12:28:50 -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 CB2601BCC; Mon, 7 Aug 2023 09:28:19 -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 AB2BF61F28; Mon, 7 Aug 2023 16:28:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 872F3C433C7; Mon, 7 Aug 2023 16:28:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1691425699; bh=TDhagb7/1BjVNI9fsBOdvguiTH1+pJKnlE7Km5AKGt0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ul3SIvwusScw6W/Rrx5lb8XHh6GsbWplmPgj0h8ekG8xmjqlPJn35HT0KLTgnzC6e VFiOq8htDLZ+EhzdtzfIHjA/Mfe8FTCbU9T3otANY+n3mitML29lnkHKJnGKr/Oja0 4nNb8EScvrTPEDZ+VSRS4c1HLTBnl4TfzSYc5pRIijM6X/LceuRWlNdX26s18x7RG8 /oaRItIUArju3fOu1QrNppOBwpfBKtIWF8ZTlrxj82PxPFzZ4CVeynTiZ8zCvx0Nrz 0BuZV8eGdhCoXw8H6NjSvsFMmf6SUfGj35ZhRlYhkx8wMNUqnvogDEv/6df048lZBD V9ZNVV/1uxxZg== From: Ard Biesheuvel To: linux-efi@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Ard Biesheuvel , Borislav Petkov , Dave Hansen , Ingo Molnar , Thomas Gleixner Subject: [PATCH v9 18/23] decompress: Use 8 byte alignment Date: Mon, 7 Aug 2023 18:27:15 +0200 Message-Id: <20230807162720.545787-19-ardb@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230807162720.545787-1-ardb@kernel.org> References: <20230807162720.545787-1-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=owGbwMvMwCFmkMcZplerG8N4Wi2JIeWidKJj8Dlmqxk7xPnZwiXV5brXV9wouiG9+hJzRN1Bj qn8AXc6SlkYxDgYZMUUWQRm/3238/REqVrnWbIwc1iZQIYwcHEKwETmeTEy7Kktmt8zyy3xd86T WmvX+8fat53lZn9/ZqXlmdNpGq+aTzAyND1ZezVKZ3qd0p2YyRoLn30OPamkuOmP4173NccM7tV d5AEA 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;