linux-kernel - [PATCH 11/15] mac80211: disallow seeks in minstrel debug code

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Message-Id: <1284495763-7506-12-git-send-email-arnd@arndb.de>
Date:	Tue, 14 Sep 2010 22:22:39 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-kernel@...r.kernel.org
Cc:	Arnd Bergmann <arnd@...db.de>
Subject: [PATCH 11/15] mac80211: disallow seeks in minstrel debug code

No need for seek here, so let's just use nonseekable_open.

Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 net/mac80211/rc80211_minstrel_ht_debugfs.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/net/mac80211/rc80211_minstrel_ht_debugfs.c b/net/mac80211/rc80211_minstrel_ht_debugfs.c
index 4a5a4b3..cefcb5d 100644
--- a/net/mac80211/rc80211_minstrel_ht_debugfs.c
+++ b/net/mac80211/rc80211_minstrel_ht_debugfs.c
@@ -90,7 +90,7 @@ minstrel_ht_stats_open(struct inode *inode, struct file *file)
 		MINSTREL_TRUNC(mi->avg_ampdu_len * 10) % 10);
 	ms->len = p - ms->buf;
 
-	return 0;
+	return nonseekable_open(inode, file);
 }
 
 static const struct file_operations minstrel_ht_stat_fops = {
@@ -98,6 +98,7 @@ static const struct file_operations minstrel_ht_stat_fops = {
 	.open = minstrel_ht_stats_open,
 	.read = minstrel_stats_read,
 	.release = minstrel_stats_release,
+	.llseek = no_llseek,
 };
 
 void
-- 
1.7.1

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