From patchwork Wed Apr 25 15:48:11 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10363643 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 95EDC60225 for ; Wed, 25 Apr 2018 16:00:49 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 72D9128FFC for ; Wed, 25 Apr 2018 16:00:49 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 701FF290D7; Wed, 25 Apr 2018 16:00:49 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2C2BB28FFC for ; Wed, 25 Apr 2018 16:00:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755389AbeDYPu5 (ORCPT ); Wed, 25 Apr 2018 11:50:57 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:39026 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755365AbeDYPul (ORCPT ); Wed, 25 Apr 2018 11:50:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=U8JoB7tOkLhoo+A4P9iVJ/CRgnOI57iSyPHBEiiqUJc=; b=oRYjZDHHs+O4bEqpvuXI9139T GbqdwwbRkocuK4/SzCJFl1wScXf60V1E8zPbnKgwwmaDRwRMwTvSjlBIib9VHGGouv4n4kiYo0SAK 15x22b3OzJXhNTfB7leokxziIpS9j14EttrfAhFxIAOR0gVZY7f5Qoegf0QFEdvti182wqQ4RHQeW 0HLlCl2TQmlIFtpUxjx6lpSZ74hQ9BlOlMmcnBhnwcYHbl5KkQtuXwiymH6Ms4bidQHz8nc1j8SgK wCuzc/STh2sVVpHI1csKEn3DuKXPXllp+/3W9Sy2iPwdWDTs56y+0zP0gA2HY+/5qf3eNh7W44b/K t97pFdd/Q==; Received: from 089144200182.atnat0009.highway.a1.net ([89.144.200.182] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fBMgP-0002Ok-GG; Wed, 25 Apr 2018 15:50:14 +0000 From: Christoph Hellwig To: Andrew Morton , Alexander Viro Cc: Alexey Dobriyan , Greg Kroah-Hartman , Jiri Slaby , Alessandro Zummo , Alexandre Belloni , linux-acpi@vger.kernel.org, drbd-dev@lists.linbit.com, linux-ide@vger.kernel.org, netdev@vger.kernel.org, linux-rtc@vger.kernel.org, megaraidlinux.pdl@broadcom.com, linux-scsi@vger.kernel.org, devel@driverdev.osuosl.org, linux-afs@lists.infradead.org, linux-ext4@vger.kernel.org, jfs-discussion@lists.sourceforge.net, netfilter-devel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 24/40] staging/rtl8192u: simplify procfs code Date: Wed, 25 Apr 2018 17:48:11 +0200 Message-Id: <20180425154827.32251-25-hch@lst.de> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180425154827.32251-1-hch@lst.de> References: <20180425154827.32251-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Unwind the registration loop into individual calls. Switch to use proc_create_single where applicable. Signed-off-by: Christoph Hellwig --- drivers/staging/rtl8192u/r8192U_core.c | 67 ++++++-------------------- 1 file changed, 14 insertions(+), 53 deletions(-) diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c index d607c59761cf..7a0dbc0fa18e 100644 --- a/drivers/staging/rtl8192u/r8192U_core.c +++ b/drivers/staging/rtl8192u/r8192U_core.c @@ -646,64 +646,25 @@ static void rtl8192_proc_module_init(void) rtl8192_proc = proc_mkdir(RTL819xU_MODULE_NAME, init_net.proc_net); } -/* - * seq_file wrappers for procfile show routines. - */ -static int rtl8192_proc_open(struct inode *inode, struct file *file) -{ - struct net_device *dev = proc_get_parent_data(inode); - int (*show)(struct seq_file *, void *) = PDE_DATA(inode); - - return single_open(file, show, dev); -} - -static const struct file_operations rtl8192_proc_fops = { - .open = rtl8192_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -/* - * Table of proc files we need to create. - */ -struct rtl8192_proc_file { - char name[12]; - int (*show)(struct seq_file *, void *); -}; - -static const struct rtl8192_proc_file rtl8192_proc_files[] = { - { "stats-rx", &proc_get_stats_rx }, - { "stats-tx", &proc_get_stats_tx }, - { "stats-ap", &proc_get_stats_ap }, - { "registers", &proc_get_registers }, - { "" } -}; - static void rtl8192_proc_init_one(struct net_device *dev) { - const struct rtl8192_proc_file *f; struct proc_dir_entry *dir; - if (rtl8192_proc) { - dir = proc_mkdir_data(dev->name, 0, rtl8192_proc, dev); - if (!dir) { - RT_TRACE(COMP_ERR, - "Unable to initialize /proc/net/rtl8192/%s\n", - dev->name); - return; - } + if (!rtl8192_proc) + return; - for (f = rtl8192_proc_files; f->name[0]; f++) { - if (!proc_create_data(f->name, S_IFREG | S_IRUGO, dir, - &rtl8192_proc_fops, f->show)) { - RT_TRACE(COMP_ERR, - "Unable to initialize /proc/net/rtl8192/%s/%s\n", - dev->name, f->name); - return; - } - } - } + dir = proc_mkdir_data(dev->name, 0, rtl8192_proc, dev); + if (!dir) + return; + + proc_create_single("stats-rx", S_IFREG | S_IRUGO, dir, + proc_get_stats_rx); + proc_create_single("stats-tx", S_IFREG | S_IRUGO, dir, + proc_get_stats_tx); + proc_create_single("stats-ap", S_IFREG | S_IRUGO, dir, + proc_get_stats_ap); + proc_create_single("registers", S_IFREG | S_IRUGO, dir, + proc_get_registers); } static void rtl8192_proc_remove_one(struct net_device *dev)