From patchwork Sat Feb 11 03:32:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Patchwork-Id: 55695 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:eb09:0:0:0:0:0 with SMTP id s9csp1314202wrn; Fri, 10 Feb 2023 19:37:42 -0800 (PST) X-Google-Smtp-Source: AK7set/VTePawvbsvpWjBOGKDOZta1CZoxa6F44c6D72bt5kgzMK3piyTozMgAU4Bi53bxVemoYk X-Received: by 2002:a17:90a:2b07:b0:230:dfab:df58 with SMTP id x7-20020a17090a2b0700b00230dfabdf58mr19635501pjc.37.1676086661823; Fri, 10 Feb 2023 19:37:41 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1676086661; cv=none; d=google.com; s=arc-20160816; b=TfmkHPVsRjQn8SjVLY08+MPEd5O+pwEpcFLSLbDJJ5ETAquvIj+X/FTpvGZIqFHw4u CFIcu+Fj4fczHClz2aFR3OWwfZHo3mUCrCbCVWOCS4NwNUa4QPALk4bLNrkyQ9o5LEJ2 BOidq2MPEztE/MHQn14UzpfGaiD45DAY183R8J9IWzxHEWHqt6bvkf2CTvRxKR1+HYnR kcgSzHcXdcX7STwm8D8JOZC6znMssW22Ebs/Ex/PgYCGZ7tUZ4caXKEKUsHcUEfbsc6q q7zxOyOIH0H2eWM/x4rDNekgfywC7AqrhmVPydTfHMEw4pwtXZ8JouPqhSdzY6TmNXL3 WUxQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:in-reply-to:references:message-id :content-transfer-encoding:mime-version:subject:date:dkim-signature :from; bh=8FXwecjhSNnTJz4FLJkTrYHHclpzbtKP102yxeRTnBk=; b=icVkUeV5j0CtbR6VQYToUNLjGznQ4PQH5eNXQszh2oolgcTAqCww64RCUwIRWqD9/O UBm4ruO9vLuPHREtG3t3zW/n9O5MRlqVDzFEzrAm58B5iB/0twCJEdTZMHFYba43CjMX HoeaOjwk2/6fWTj28t3b8T98e30Cf59xAY+stWp3dmSIbhUGCeGTeJr6hUb2gP7bt+6T ObN2vS3j+sjZRHRxN+zkEf0fjtv1A9Ob+ovyh+3mKb+Uuti3j4VDkA5kDOqPpmcqy9dp eToocErvAI4TReoGNKSGgXWsv4gJeBQsej3oGxLOJOGQqoGAVDd2bkJ2W2RCw6i6PADj V3+Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@weissschuh.net header.s=mail header.b=tjJ371sC; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id fr11-20020a17090ae2cb00b00231141b9011si5500192pjb.97.2023.02.10.19.37.29; Fri, 10 Feb 2023 19:37:41 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail header.i=@weissschuh.net header.s=mail header.b=tjJ371sC; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229583AbjBKDcv (ORCPT + 99 others); Fri, 10 Feb 2023 22:32:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46364 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229675AbjBKDcn (ORCPT ); Fri, 10 Feb 2023 22:32:43 -0500 Received: from todd.t-8ch.de (todd.t-8ch.de [IPv6:2a01:4f8:c010:41de::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A00BD3A084; Fri, 10 Feb 2023 19:32:41 -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=1676086359; bh=xCR+Ptx6qu9QePzl0md5Tsxq8IclLdgajMp2skUDWSc=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=tjJ371sCoO1zJbo7cmqZNdMb2QRhvV5t2iWk3im7znsFjqLfTX/pxHH+uAaL8a9T3 //NN5GCYPGBaQNtuHZl/sOPwyAbUxmGvYLUk2mOQqZiNNXsxDLa9gwihMyiRwev3bM lsI/Jq58r6WgjI+MSMGDizgdXvwVN9El+6D6fZl4= Date: Sat, 11 Feb 2023 03:32:29 +0000 Subject: [PATCH 1/3] net: bridge: make kobj_type structure constant MIME-Version: 1.0 Message-Id: <20230211-kobj_type-net-v1-1-e3bdaa5d8a78@weissschuh.net> References: <20230211-kobj_type-net-v1-0-e3bdaa5d8a78@weissschuh.net> In-Reply-To: <20230211-kobj_type-net-v1-0-e3bdaa5d8a78@weissschuh.net> To: Roopa Prabhu , Nikolay Aleksandrov , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Trond Myklebust , Anna Schumaker , Chuck Lever , Jeff Layton Cc: bridge@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nfs@vger.kernel.org, =?utf-8?q?Thomas_W?= =?utf-8?q?ei=C3=9Fschuh?= X-Mailer: b4 0.12.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1676086354; l=853; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=xCR+Ptx6qu9QePzl0md5Tsxq8IclLdgajMp2skUDWSc=; b=3aDYol7gtnPLDHJSwXBlVN4BDObAVRLqF9OMQ5NSZZNm/Q0NK+m80glqETx4nA62qGsG3Sn2R BipVF0Z8vquDqfEi5RLD7lwkMmJIy5wI/KI1M5EXd10qNp9hM5WxpaY X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1757504247828091221?= X-GMAIL-MSGID: =?utf-8?q?1757504247828091221?= 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 --- net/bridge/br_if.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index ad13b48e3e08..24f01ff113f0 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -269,7 +269,7 @@ static void brport_get_ownership(const struct kobject *kobj, kuid_t *uid, kgid_t net_ns_get_ownership(dev_net(p->dev), uid, gid); } -static struct kobj_type brport_ktype = { +static const struct kobj_type brport_ktype = { #ifdef CONFIG_SYSFS .sysfs_ops = &brport_sysfs_ops, #endif