From patchwork Thu Feb 29 15:27:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicola Vetrini X-Patchwork-Id: 13577253 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 5C60BC54E4A for ; Thu, 29 Feb 2024 15:28:27 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.687196.1070271 (Exim 4.92) (envelope-from ) id 1rfiKV-0000wt-O0; Thu, 29 Feb 2024 15:28:15 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 687196.1070271; Thu, 29 Feb 2024 15:28:15 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1rfiKV-0000vn-Gq; Thu, 29 Feb 2024 15:28:15 +0000 Received: by outflank-mailman (input) for mailman id 687196; Thu, 29 Feb 2024 15:28:13 +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 1rfiKT-00087e-KT for xen-devel@lists.xenproject.org; Thu, 29 Feb 2024 15:28:13 +0000 Received: from support.bugseng.com (mail.bugseng.com [162.55.131.47]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 26a97bd9-d717-11ee-afd8-a90da7624cb6; Thu, 29 Feb 2024 16:28:13 +0100 (CET) Received: from nico.bugseng.com (unknown [46.228.253.196]) by support.bugseng.com (Postfix) with ESMTPSA id 2112C4EE074F; Thu, 29 Feb 2024 16:28:12 +0100 (CET) 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: 26a97bd9-d717-11ee-afd8-a90da7624cb6 From: Nicola Vetrini To: nicola.vetrini@bugseng.com, 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, jbeulich@suse.com, andrew.cooper3@citrix.com, roger.pau@citrix.com, bertrand.marquis@arm.com, julien@xen.org, Rahul Singh , Volodymyr Babchuk Subject: [XEN PATCH 06/10] arm/smmu: address some violations of MISRA C Rule 20.7 Date: Thu, 29 Feb 2024 16:27:58 +0100 Message-Id: <8bbf294d832b973648e84e5d837b1878a84f7645.1709219010.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 --- xen/drivers/passthrough/arm/smmu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/xen/drivers/passthrough/arm/smmu.c b/xen/drivers/passthrough/arm/smmu.c index 625ed0e41961..83196057a937 100644 --- a/xen/drivers/passthrough/arm/smmu.c +++ b/xen/drivers/passthrough/arm/smmu.c @@ -242,7 +242,7 @@ struct arm_smmu_xen_device { struct iommu_group *group; }; -#define dev_archdata(dev) ((struct arm_smmu_xen_device *)dev->iommu) +#define dev_archdata(dev) ((struct arm_smmu_xen_device *)(dev)->iommu) #define dev_iommu_domain(dev) (dev_archdata(dev)->domain) #define dev_iommu_group(dev) (dev_archdata(dev)->group) @@ -627,7 +627,7 @@ struct arm_smmu_master_cfg { }; #define INVALID_SMENDX -1 #define for_each_cfg_sme(cfg, i, idx, num) \ - for (i = 0; idx = cfg->smendx[i], i < num; ++i) + for (i = 0; idx = (cfg)->smendx[i], (i) < (num); ++(i)) struct arm_smmu_master { struct device_node *of_node;