From nobody Sat Jun 27 20:23:55 2026 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 2E27EC433F5 for ; Sun, 20 Feb 2022 23:16:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244751AbiBTXQh (ORCPT ); Sun, 20 Feb 2022 18:16:37 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:37768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233509AbiBTXQf (ORCPT ); Sun, 20 Feb 2022 18:16:35 -0500 Received: from mail-pg1-x52d.google.com (mail-pg1-x52d.google.com [IPv6:2607:f8b0:4864:20::52d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CDEBE2B1A2 for ; Sun, 20 Feb 2022 15:16:13 -0800 (PST) Received: by mail-pg1-x52d.google.com with SMTP id 195so12744480pgc.6 for ; Sun, 20 Feb 2022 15:16:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=v+5D+f5AfXBOIxZqw3DuNGRZ2y8wgJVOd1esBx4G8SU=; b=L2f5+v1ifU3oarN26hOPJsm1Z2PpZlfWx9qdGUlh7o2u97XDcRAJXok2D5loBIB6oH GEgNgK3QaA5Ujst0njEzerhPqydz4ZMG8fGUAOiIdKsBPIvrUNg0+hX09d/uHePLBt9w 1sx335FK3IyUsNYEH6dbNZ8VidQyFZea7X13qty8OA4z2fJ5ggXwO9vifBEXtyC5BL7u +Nh6jSt8xzGrHdDqMPQm/07Hyw5fKFcn/yVZNZ7+WrJx2toA/2uOLfj+uDKCKBtQiODL xKUlau8UGS4wEOq6WiqHzLB+3IPuQf/Aj7zC354c1QAAL1nIj98NVT1NazV9d/88V3FI y4pQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=v+5D+f5AfXBOIxZqw3DuNGRZ2y8wgJVOd1esBx4G8SU=; b=HSWAsEk8Chsx5G6MvmN6tBwwyFdGavEMfK6PEMwrubLGsg77si9vpKF+gcqvDDGVkk UZ3iogOIXjzqEmWX2aSAal7m50FIUBWUf5MhVPLfmboE20GXNdBYTZgFo0R+W70Kwd2H oyf8OyaN2CBX4iZvQ6vwOcpwiY/fv9xpLu31HPxl74LUXhlfC6CmtCyEED5LuKMeMY1o Uq4oyUJQLoSkkrRis5DXexbWcEmjNa/xM4uGB09KC3y9jJfK4WPoNx9Z8DmakV52pky3 QERbCDS4vxyfHXxdLjiyfeWXOt7pXyTLmPyPSjANogdQaV6GhXWTQTcjYcSWl7/8al4Q hTSw== X-Gm-Message-State: AOAM532DlbKRcAR7L5U1CvWDJ9lMVR+BbzxrvnHczsSd2ya1TsE6eyjO VDiOeTx+SktOXV//mJLbqGE= X-Google-Smtp-Source: ABdhPJzXK6lO+JuFiE+zOSXtibF/o69FEKgc7NC+abAX4mpznSrgITRs+qeSwdvviBiO6qX7se/MCg== X-Received: by 2002:a05:6a00:1354:b0:4c9:1e96:d15c with SMTP id k20-20020a056a00135400b004c91e96d15cmr17446602pfu.30.1645398972881; Sun, 20 Feb 2022 15:16:12 -0800 (PST) Received: from tong-desktop.local ([2600:1700:3ec7:421f:4bcb:4067:79cf:393f]) by smtp.googlemail.com with ESMTPSA id j4sm3092087pfj.218.2022.02.20.15.16.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 20 Feb 2022 15:16:12 -0800 (PST) From: Tong Zhang To: Greg Kroah-Hartman , Jakub Kicinski , Lee Jones , Colin Ian King , Saurav Girepunje , Johan Hovold , Tong Zhang , =?UTF-8?q?Cl=C3=A1udio=20Maia?= , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH] staging: rtl8192u: cleanup proc fs entries upon exit Date: Sun, 20 Feb 2022 15:15:53 -0800 Message-Id: <20220220231554.2510567-1-ztong0001@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" proc fs entries need to be removed when module is removed, otherwise when we try to insert the module again, kernel will complain [ 493.068012] proc_dir_entry 'net/ieee80211' already registered [ 493.271973] proc_mkdir+0x18/0x20 [ 493.272136] ieee80211_debug_init+0x28/0xde8 [r8192u_usb] [ 493.272404] rtl8192_usb_module_init+0x10/0x161 [r8192u_usb] [ 13.910616] proc_dir_entry 'net/rtl819xU' already registered [ 13.918931] proc_mkdir+0x18/0x20 [ 13.919098] rtl8192_usb_module_init+0x142/0x16d [r8192u_usb] Signed-off-by: Tong Zhang --- drivers/staging/rtl8192u/r8192U_core.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl81= 92u/r8192U_core.c index 364e1ca94f70..683afdc667bc 100644 --- a/drivers/staging/rtl8192u/r8192U_core.c +++ b/drivers/staging/rtl8192u/r8192U_core.c @@ -4825,6 +4825,11 @@ static int __init rtl8192_usb_module_init(void) static void __exit rtl8192_usb_module_exit(void) { usb_deregister(&rtl8192_usb_driver); + remove_proc_entry(RTL819XU_MODULE_NAME, init_net.proc_net); + +#ifdef CONFIG_IEEE80211_DEBUG + ieee80211_debug_exit(); +#endif =20 RT_TRACE(COMP_DOWN, "Exiting"); } --=20 2.25.1