From patchwork Thu Oct 8 15:52:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taehee Yoo X-Patchwork-Id: 11824071 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 720A3C4CC6F for ; Thu, 8 Oct 2020 15:59:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1A16520B1F for ; Thu, 8 Oct 2020 15:59:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="UMKeA8LY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731410AbgJHP7b (ORCPT ); Thu, 8 Oct 2020 11:59:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731166AbgJHP6V (ORCPT ); Thu, 8 Oct 2020 11:58:21 -0400 Received: from mail-pg1-x543.google.com (mail-pg1-x543.google.com [IPv6:2607:f8b0:4864:20::543]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5434C0613D3; Thu, 8 Oct 2020 08:58:21 -0700 (PDT) Received: by mail-pg1-x543.google.com with SMTP id x16so4677181pgj.3; Thu, 08 Oct 2020 08:58:21 -0700 (PDT) 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=GptPqW+YBVZbflI+JOZGmhDhTFZoI6lt7BxarReCpAo=; b=UMKeA8LY1Qk7ghT/Io+5D79urxzLni27kL5YzE4uT+H/0BuTRwwg9sgXP3Z1UU82MC 4xped/OOHN2PZCXpebyYCoyOUCMzG8i+gmp6UbTPu94xjlpFNslvlX3GomtTHNN0nyrJ iGEy/ZzImzHDaIg4ghhWhx1j8f56UXLKD9ksh7gaXwDCgJjEkgjdmzGdwx2n301rcmay YXpPf0YYoPYR49NEeVqFbJbqxht5M5t7gWzPIS18q73FXJtR8Fs2JgSYSBpgxNrED2H3 3bAV58jj0sG26M+nM4JuNIs1SCAXQFXjP07/i6/pwU32eEcOE6nYDpGrWOymhJeJw8In 6UsA== 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=GptPqW+YBVZbflI+JOZGmhDhTFZoI6lt7BxarReCpAo=; b=UI0E5tPYbDmN27zmbD0joMSKXIdnJ9FcSCvDjGHeV3s4mLXvFWXAL/zzzfcROPGqCk Zi7kPkkH9uDUXFWZ/hAP1s7sU+yiSo/j10xE+PP3fMHn5i3zXKS9FglXrzrS4GWqnE8x Vz//bM5ERtz6P+DM+ZvONWVjQnG0EPjmIWCdlM2I4w14X4oLnhj1nJpmbZjRMW3KK+5D 0nbRfNHIFDo4puiX5fUjPFoppvDIzV7QbFcKgffzMDP9ab2Gov2GR1sHMSNtfJGo3rhR hxzRjngjoYo0JgO01wmayxL1/qTBQvZwpL2aQjlejgfUiZtCLg+hunnv73xaV5t/ictB PH5w== X-Gm-Message-State: AOAM532lYpID5JPK7H8/xcmL0zSPME8ssnorDpJBia9EZTQXaLTeOCRF We/8C9bYAJ81ZuJhFOB8hPw= X-Google-Smtp-Source: ABdhPJzIAX4KCPiO/JSqKYkaV8RS4Q//H5n6WE8edJ/nxs+KEDg7UobC1HDGUkM3vk4D7dpq664AOQ== X-Received: by 2002:a17:90a:2dcd:: with SMTP id q13mr8762014pjm.202.1602172701435; Thu, 08 Oct 2020 08:58:21 -0700 (PDT) Received: from localhost.localdomain ([180.70.143.152]) by smtp.gmail.com with ESMTPSA id f1sm5917929pjh.20.2020.10.08.08.58.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Oct 2020 08:58:20 -0700 (PDT) From: Taehee Yoo To: davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org Cc: ap420073@gmail.com, linux-wireless@vger.kernel.org, wil6210@qti.qualcomm.com, b43-dev@lists.infradead.org, linux-bluetooth@vger.kernel.org Subject: [PATCH net 116/117] Bluetooth: 6LoWPAN: set lowpan_control_fops.owner to THIS_MODULE Date: Thu, 8 Oct 2020 15:52:08 +0000 Message-Id: <20201008155209.18025-116-ap420073@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201008155209.18025-1-ap420073@gmail.com> References: <20201008155209.18025-1-ap420073@gmail.com> Precedence: bulk List-ID: X-Mailing-List: netdev@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: 6b8d4a6a0314 ("Bluetooth: 6LoWPAN: Use connected oriented channel instead of fixed one") Signed-off-by: Taehee Yoo --- net/bluetooth/6lowpan.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c index cff4944d5b66..0936184f0813 100644 --- a/net/bluetooth/6lowpan.c +++ b/net/bluetooth/6lowpan.c @@ -1214,6 +1214,7 @@ static const struct file_operations lowpan_control_fops = { .write = lowpan_control_write, .llseek = seq_lseek, .release = single_release, + .owner = THIS_MODULE, }; static void disconnect_devices(void)