From patchwork Wed Jun 26 13:28:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicola Vetrini X-Patchwork-Id: 13712931 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F06B8C3065D for ; Wed, 26 Jun 2024 13:29:19 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.748860.1156835 (Exim 4.92) (envelope-from ) id 1sMShx-0004Av-MW; Wed, 26 Jun 2024 13:29:09 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 748860.1156835; Wed, 26 Jun 2024 13:29:09 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sMShx-0004AH-Go; Wed, 26 Jun 2024 13:29:09 +0000 Received: by outflank-mailman (input) for mailman id 748860; Wed, 26 Jun 2024 13:29:07 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sMShv-00030Q-Dz for xen-devel@lists.xenproject.org; Wed, 26 Jun 2024 13:29:07 +0000 Received: from support.bugseng.com (mail.bugseng.com [162.55.131.47]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 1011454f-33c0-11ef-90a3-e314d9c70b13; Wed, 26 Jun 2024 15:29:07 +0200 (CEST) Received: from nico.bugseng.com (unknown [46.228.253.214]) by support.bugseng.com (Postfix) with ESMTPSA id 3907F4EE0758; Wed, 26 Jun 2024 15:29:06 +0200 (CEST) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 1011454f-33c0-11ef-90a3-e314d9c70b13 From: Nicola Vetrini To: xen-devel@lists.xenproject.org Cc: sstabellini@kernel.org, michal.orzel@amd.com, xenia.ragiadakou@amd.com, ayan.kumar.halder@amd.com, consulting@bugseng.com, Nicola Vetrini , Jan Beulich , Andrew Cooper , =?utf-8?q?Roger_Pau_Monn=C3=A9?= Subject: [XEN PATCH v2 for-4.20 7/7] x86/traps: address violations of MISRA C Rule 20.7 Date: Wed, 26 Jun 2024 15:28:53 +0200 Message-Id: <7830b9bfbb0aec272376817eb20bbcbfebdf4044.1719407840.git.nicola.vetrini@bugseng.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 MISRA C Rule 20.7 states: "Expressions resulting from the expansion of macro parameters shall be enclosed in parentheses". Therefore, some macro definitions should gain additional parentheses to ensure that all current and future users will be safe with respect to expansions that can possibly alter the semantics of the passed-in macro parameter. No functional change. Signed-off-by: Nicola Vetrini Reviewed-by: Stefano Stabellini Acked-by: Jan Beulich --- xen/arch/x86/traps.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/xen/arch/x86/traps.c b/xen/arch/x86/traps.c index 9906e874d593..ee91fc56b125 100644 --- a/xen/arch/x86/traps.c +++ b/xen/arch/x86/traps.c @@ -123,7 +123,7 @@ unsigned int __ro_after_init ler_msr; const unsigned int nmi_cpu; #define stack_words_per_line 4 -#define ESP_BEFORE_EXCEPTION(regs) ((unsigned long *)regs->rsp) +#define ESP_BEFORE_EXCEPTION(regs) ((unsigned long *)(regs)->rsp) void show_code(const struct cpu_user_regs *regs) {