From patchwork Sat Nov 7 17:21:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taehee Yoo X-Patchwork-Id: 11889095 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 90987139F for ; Sat, 7 Nov 2020 17:23:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 706DC20878 for ; Sat, 7 Nov 2020 17:23:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="mewAzy8f" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728513AbgKGRXL (ORCPT ); Sat, 7 Nov 2020 12:23:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40146 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726364AbgKGRXL (ORCPT ); Sat, 7 Nov 2020 12:23:11 -0500 Received: from mail-pg1-x542.google.com (mail-pg1-x542.google.com [IPv6:2607:f8b0:4864:20::542]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 51067C0613CF; Sat, 7 Nov 2020 09:23:10 -0800 (PST) Received: by mail-pg1-x542.google.com with SMTP id m26so62072pgd.9; Sat, 07 Nov 2020 09:23:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Wj+0VqG+5SB5oZKbW/GaSo/+ki/3S6i7Eqaup4c2W/g=; b=mewAzy8fCkvVFDTWKRKNDtl/H54rTocRCmAp5/HuryIKGEUBVZt5s2zyjFkpa7B8cI 8wv9K03NY/aMJ03JxRsdC3VUxo+huCY4/0mhGDrVs8tFShv1Wwm61xBd2blSRhlrWAYd HKXY3xW1SNwGYfhAx/xzR8xZGkyj7unEHIT1Is8Qm5PBCPsTXwUHsFmmuhZfeFN6e02M Q73IQhY9nGP2NZtUzLxcxLSUMn3rcLKLKCJfnj56r++t0OsaMFp8ZVehRXquB2gSz1Vq vuVuFBR1Np1J1nNDZYl7sUryIXDIN7dVNN5NTjBASuPkjzf5u7Q4+RsJx6g/vG9DSVE0 rLBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Wj+0VqG+5SB5oZKbW/GaSo/+ki/3S6i7Eqaup4c2W/g=; b=emJx5Ik/XnvafVZbLjln15MrUbX3jRGgWAuK7WAY1DkZiUpJf8cSskVphx4tLAB9lZ yJPodWK5xo73owlbzJnbr+0PNN/u5lgCb9wgSPd6ubUCTp5vAllqrAFSqhvkE63c+7c4 Q28ANhKZudJ6mXF1gKq7eJsEOQ+iOqygnmTooqYLaw49RqCP9CSJA/Ri8U+Sx2krZeow njIRA14XJ4Ksf7ztgWJTQ1CzgnKySFgZJVXsy96Ne3YsnfdScBEKiUaymHvxuX7z89eF NpiDVCy/ZEE8TXG76x0+LKN/fljs4otP3H+P92HnwfZy1HZsE2RqpemXe5HnpD0M6vXE 2RYQ== X-Gm-Message-State: AOAM532OVOmCA1XTuTwXblnh4HgBdGiRIEmzGzUdD+qTRNOM+mmuJqK8 pY8l4U+l9AskTqRSYEUHbvQ= X-Google-Smtp-Source: ABdhPJyIYLL/8VP94KriZUTOq5Oac2fHtME+PAWpk8Y8ZE/Dd5g84O2dFhwevg0M2Q6uz0DWqMD/5w== X-Received: by 2002:aa7:9f0c:0:b029:18a:e524:3b90 with SMTP id g12-20020aa79f0c0000b029018ae5243b90mr6887178pfr.77.1604769789902; Sat, 07 Nov 2020 09:23:09 -0800 (PST) Received: from localhost.localdomain ([180.70.143.152]) by smtp.gmail.com with ESMTPSA id m17sm4916962pgu.21.2020.11.07.09.23.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 07 Nov 2020 09:23:08 -0800 (PST) From: Taehee Yoo To: davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org Cc: ap420073@gmail.com, David.Laight@aculab.com, johannes@sipsolutions.net, nstange@suse.de, derosier@gmail.com, kvalo@codeaurora.org, linux-wireless@vger.kernel.org, wil6210@qti.qualcomm.com, b43-dev@lists.infradead.org, linux-bluetooth@vger.kernel.org, michael.hennerich@analog.com, linux-wpan@vger.kernel.org, stefan@datenfreihafen.org, inaky.perez-gonzalez@intel.com, linux-wimax@intel.com, emmanuel.grumbach@intel.com, luciano.coelho@intel.com, stf_xl@wp.pl, pkshih@realtek.com, ath11k@lists.infradead.org, ath10k@lists.infradead.org, wcn36xx@lists.infradead.org, merez@codeaurora.org, pizza@shaftnet.org, Larry.Finger@lwfinger.net, amitkarwar@gmail.com, ganapathi.bhat@nxp.com, huxinming820@gmail.com, marcel@holtmann.org, johan.hedberg@gmail.com, alex.aring@gmail.com, jukka.rissanen@linux.intel.com, arend.vanspriel@broadcom.com, franky.lin@broadcom.com, hante.meuleman@broadcom.com, chung-hsien.hsu@infineon.com, wright.feng@infineon.com, chi-hsien.lin@infineon.com Subject: [PATCH net v2 03/21] cfg80211: set .owner to THIS_MODULE Date: Sat, 7 Nov 2020 17:21:34 +0000 Message-Id: <20201107172152.828-4-ap420073@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201107172152.828-1-ap420073@gmail.com> References: <20201107172152.828-1-ap420073@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org If THIS_MODULE is not set, the module would be removed while debugfs is being used. It eventually makes kernel panic. Fixes: 1ac61302dcd1 ("mac80211/cfg80211: move wiphy specific debugfs entries to cfg80211") Fixes: 80a3511d70e8 ("cfg80211: add debugfs HT40 allow map") Signed-off-by: Taehee Yoo --- v1 -> v2: - Change headline - Squash patches into per-driver/subsystem net/wireless/debugfs.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/wireless/debugfs.c b/net/wireless/debugfs.c index 76b845f68ac8..eb54c0ac4728 100644 --- a/net/wireless/debugfs.c +++ b/net/wireless/debugfs.c @@ -26,6 +26,7 @@ static const struct file_operations name## _ops = { \ .read = name## _read, \ .open = simple_open, \ .llseek = generic_file_llseek, \ + .owner = THIS_MODULE, \ } DEBUGFS_READONLY_FILE(rts_threshold, 20, "%d", @@ -97,6 +98,7 @@ static const struct file_operations ht40allow_map_ops = { .read = ht40allow_map_read, .open = simple_open, .llseek = default_llseek, + .owner = THIS_MODULE, }; #define DEBUGFS_ADD(name) \