Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965293Ab3DPScu (ORCPT ); Tue, 16 Apr 2013 14:32:50 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41712 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965154Ab3DPS0o (ORCPT ); Tue, 16 Apr 2013 14:26:44 -0400 Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 Subject: [PATCH 12/28] rtl8192u: Don't need to save device proc dir PDE [RFC] To: linux-kernel@vger.kernel.org From: David Howells Cc: devel@driverdev.osuosl.org, Mauro Carvalho Chehab , Jerry Chuang , linux-wireless@vger.kernel.org, viro@zeniv.linux.org.uk, linux-fsdevel@vger.kernel.org Date: Tue, 16 Apr 2013 19:26:39 +0100 Message-ID: <20130416182639.27773.60503.stgit@warthog.procyon.org.uk> In-Reply-To: <20130416182550.27773.89310.stgit@warthog.procyon.org.uk> References: <20130416182550.27773.89310.stgit@warthog.procyon.org.uk> User-Agent: StGit/0.16 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2766 Lines: 76 Don't need to save the PDE of a directory created under /proc/net/rtl8192/ as we can use proc subtree deletion to get rid of it and all its children. Signed-off-by: David Howells cc: Jerry Chuang cc: Mauro Carvalho Chehab cc: linux-wireless@vger.kernel.org cc: devel@driverdev.osuosl.org --- drivers/staging/rtl8192u/r8192U.h | 1 - drivers/staging/rtl8192u/r8192U_core.c | 18 ++++++------------ 2 files changed, 6 insertions(+), 13 deletions(-) diff --git a/drivers/staging/rtl8192u/r8192U.h b/drivers/staging/rtl8192u/r8192U.h index e538e02..bedeb33 100644 --- a/drivers/staging/rtl8192u/r8192U.h +++ b/drivers/staging/rtl8192u/r8192U.h @@ -946,7 +946,6 @@ typedef struct r8192_priv { /*stats*/ struct Stats stats; struct iw_statistics wstats; - struct proc_dir_entry *dir_dev; /*RX stuff*/ // u32 *rxring; diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c index d81d7d5..27ba2a3 100644 --- a/drivers/staging/rtl8192u/r8192U_core.c +++ b/drivers/staging/rtl8192u/r8192U_core.c @@ -669,20 +669,19 @@ static const struct rtl8192_proc_file rtl8192_proc_files[] = { void rtl8192_proc_init_one(struct net_device *dev) { const struct rtl8192_proc_file *f; - struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct proc_dir_entry *dir; if (rtl8192_proc) { - priv->dir_dev = proc_mkdir_data(dev->name, 0, rtl8192_proc, dev); - if (!priv->dir_dev) { + 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; } for (f = rtl8192_proc_files; f->name[0]; f++) { - if (!proc_create_data(f->name, S_IFREG | S_IRUGO, - priv->dir_dev, - rtl8192_proc_fops, f->show)) { + 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); @@ -694,12 +693,7 @@ void rtl8192_proc_init_one(struct net_device *dev) void rtl8192_proc_remove_one(struct net_device *dev) { - struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); - - if (priv->dir_dev) { - remove_proc_subtree(dev->name, rtl8192_proc); - priv->dir_dev = NULL; - } + remove_proc_subtree(dev->name, rtl8192_proc); } /**************************************************************************** -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/