From patchwork Sat Sep 25 11:22:58 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leon Romanovsky X-Patchwork-Id: 12517431 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DC6C4C433F5 for ; Sat, 25 Sep 2021 11:24:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C3B64610F7 for ; Sat, 25 Sep 2021 11:24:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343547AbhIYL0U (ORCPT ); Sat, 25 Sep 2021 07:26:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:57482 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343583AbhIYLZt (ORCPT ); Sat, 25 Sep 2021 07:25:49 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6C0A561350; Sat, 25 Sep 2021 11:24:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1632569055; bh=7fuwMn0UcxFbiik3Z+N/XOLwJAq59/miUfWhpOwdqE0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ge34eptxt6ik9tM4bBGWV+EhWY2pUsDmBrBnZIJGDR8WqRukI42+ESfMMMV9+gmyk NzOJ5DLBu2o6NL6oi1jrLFHILSXlbaTkjCziDiYsxegSE/Jrp/gGgvJVR7RaEimH2k u2KZhp8p3Q+odnSJGYZYpzbjUOdLrNqJ2GAMUiwsAT61gUQdMMmLpIZkJsjPKLDgja 951E4DCRpAC2brIp9LRFyfkQegtVBAkmpGV+8JNtEYeEpLtKlgfwpF/3fdAikKH6yb 0nLBFwTJ2r2zmbCo8w91OLQqyLpu05TcH/BXTltlVcbcWo+yMP4awblDvVJZGPBPj9 feyG+jP8SLazQ== From: Leon Romanovsky To: "David S . Miller" , Jakub Kicinski Cc: Leon Romanovsky , Alexandre Belloni , Andrew Lunn , Ariel Elior , Bin Luo , Claudiu Manoil , Coiby Xu , Derek Chickles , drivers@pensando.io, Felix Manlunas , Florian Fainelli , Geetha sowjanya , Greg Kroah-Hartman , GR-everest-linux-l2@marvell.com, GR-Linux-NIC-Dev@marvell.com, hariprasad , Ido Schimmel , Intel Corporation , intel-wired-lan@lists.osuosl.org, Ioana Ciornei , Jerin Jacob , Jesse Brandeburg , Jiri Pirko , Jonathan Lemon , Linu Cherian , linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, linux-rdma@vger.kernel.org, linux-staging@lists.linux.dev, Loic Poulain , Manish Chopra , M Chetan Kumar , Michael Chan , Michael Guralnik , netdev@vger.kernel.org, oss-drivers@corigine.com, Richard Cochran , Saeed Mahameed , Satanand Burla , Sergey Ryazanov , Shannon Nelson , Simon Horman , Subbaraya Sundeep , Sunil Goutham , Taras Chornyi , Tariq Toukan , Tony Nguyen , UNGLinuxDriver@microchip.com, Vadym Kochan , Vivien Didelot , Vladimir Oltean Subject: [PATCH net-next v1 18/21] net: wwan: iosm: Move devlink_register to be last devlink command Date: Sat, 25 Sep 2021 14:22:58 +0300 Message-Id: <6a63d8f6484a46c9120155082a396b44ce86bd1c.1632565508.git.leonro@nvidia.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org From: Leon Romanovsky This change prevents from users to access device before devlink is fully configured. Indirectly this change fixes the commit mentioned below where devlink_unregister() was prematurely removed. Fixes: db4278c55fa5 ("devlink: Make devlink_register to be void") Signed-off-by: Leon Romanovsky --- drivers/net/wwan/iosm/iosm_ipc_devlink.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/net/wwan/iosm/iosm_ipc_devlink.c b/drivers/net/wwan/iosm/iosm_ipc_devlink.c index 42dbe7fe663c..6fe56f73011b 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_devlink.c +++ b/drivers/net/wwan/iosm/iosm_ipc_devlink.c @@ -305,7 +305,6 @@ struct iosm_devlink *ipc_devlink_init(struct iosm_imem *ipc_imem) ipc_devlink->devlink_ctx = devlink_ctx; ipc_devlink->pcie = ipc_imem->pcie; ipc_devlink->dev = ipc_imem->dev; - devlink_register(devlink_ctx); rc = devlink_params_register(devlink_ctx, iosm_devlink_params, ARRAY_SIZE(iosm_devlink_params)); @@ -315,7 +314,6 @@ struct iosm_devlink *ipc_devlink_init(struct iosm_imem *ipc_imem) goto param_reg_fail; } - devlink_params_publish(devlink_ctx); ipc_devlink->cd_file_info = list; rc = ipc_devlink_create_region(ipc_devlink); @@ -334,6 +332,7 @@ struct iosm_devlink *ipc_devlink_init(struct iosm_imem *ipc_imem) init_completion(&ipc_devlink->devlink_sio.read_sem); skb_queue_head_init(&ipc_devlink->devlink_sio.rx_list); + devlink_register(devlink_ctx); dev_dbg(ipc_devlink->dev, "iosm devlink register success"); return ipc_devlink; @@ -341,7 +340,6 @@ struct iosm_devlink *ipc_devlink_init(struct iosm_imem *ipc_imem) chnl_get_fail: ipc_devlink_destroy_region(ipc_devlink); region_create_fail: - devlink_params_unpublish(devlink_ctx); devlink_params_unregister(devlink_ctx, iosm_devlink_params, ARRAY_SIZE(iosm_devlink_params)); param_reg_fail: @@ -358,8 +356,8 @@ void ipc_devlink_deinit(struct iosm_devlink *ipc_devlink) { struct devlink *devlink_ctx = ipc_devlink->devlink_ctx; + devlink_unregister(devlink_ctx); ipc_devlink_destroy_region(ipc_devlink); - devlink_params_unpublish(devlink_ctx); devlink_params_unregister(devlink_ctx, iosm_devlink_params, ARRAY_SIZE(iosm_devlink_params)); if (ipc_devlink->devlink_sio.devlink_read_pend) { @@ -370,6 +368,5 @@ void ipc_devlink_deinit(struct iosm_devlink *ipc_devlink) skb_queue_purge(&ipc_devlink->devlink_sio.rx_list); ipc_imem_sys_devlink_close(ipc_devlink); - devlink_unregister(devlink_ctx); devlink_free(devlink_ctx); }