From mboxrd@z Thu Jan 1 00:00:00 1970 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 01B8AC636D4 for ; Tue, 14 Feb 2023 03:26:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231435AbjBNDZ7 (ORCPT ); Mon, 13 Feb 2023 22:25:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57520 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229704AbjBNDZ5 (ORCPT ); Mon, 13 Feb 2023 22:25:57 -0500 Received: from todd.t-8ch.de (todd.t-8ch.de [159.69.126.157]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ECF2E15CA0 for ; Mon, 13 Feb 2023 19:25:56 -0800 (PST) From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=weissschuh.net; s=mail; t=1676345155; bh=p4L49mbChSxCQh+1gr3d/qeZBfH3UZf9pKaoK+b7mC0=; h=From:Date:Subject:To:Cc:From; b=mb/WwRgTL2QhEmlKMLH/u7+r0ezedOvfC4jlXmXwgmwcvhTdUBxkvwn8adUWVVK6T U+OtIjsfhQTKsQm2jACTdTQHMyDgsT8m7BG53uhs+gEzub71sepOtmaYk7QiqTz5ax EbSLc8MLxXuwzXe6Uy5LzuWJ+cpgDEyWJzgcXvQ0= Date: Tue, 14 Feb 2023 03:25:53 +0000 Subject: [PATCH] iommu: make kobj_type structure constant MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20230214-kobj_type-iommu-v1-1-e7392834b9d0@weissschuh.net> X-B4-Tracking: v=1; b=H4sIAED/6mMC/x2NUQqDMBAFryL73UASldJepZSSmKduq4kktbSId +/i58xjeBsVZEaha7VRxocLpyhgThV1o4sDFAdhstrW2ppGvZJ/Pt6/RYY0z6u6AAFNHYw+tyS VdwXKZxe7Ubq4TpPIJaPn73Fzu+/7HxIrOax2AAAA To: Joerg Roedel , Will Deacon , Robin Murphy Cc: iommu@lists.linux.dev, linux-kernel@vger.kernel.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Mailer: b4 0.12.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1676345153; l=991; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=p4L49mbChSxCQh+1gr3d/qeZBfH3UZf9pKaoK+b7mC0=; b=F2OI/YrWuEvRZ0lkOwWMT92t+p6WIJDy0d5wL95cCSpmLS0m3ZM+VI5h3SMG9TT7x5rOxfLhg TV3C6uBlrvQAtINdCaBQB5M/Ze90nUb4wHcrmAmSSpElFumXT545O8y X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.") the driver core allows the usage of const struct kobj_type. Take advantage of this to constify the structure definition to prevent modification at runtime. Signed-off-by: Thomas Weißschuh --- drivers/iommu/iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index 5f6a85aea501..1dd4ec31301d 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -714,7 +714,7 @@ static void iommu_group_release(struct kobject *kobj) kfree(group); } -static struct kobj_type iommu_group_ktype = { +static const struct kobj_type iommu_group_ktype = { .sysfs_ops = &iommu_group_sysfs_ops, .release = iommu_group_release, }; --- base-commit: f6feea56f66d34259c4222fa02e8171c4f2673d1 change-id: 20230214-kobj_type-iommu-9eede43d1075 Best regards, -- Thomas Weißschuh