linux-kernel - [PATCH] rtmutex-tester: set correct permissions on sysfs files

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Date:	Wed, 20 Mar 2013 11:58:25 -0400
From:	Sasha Levin <sasha.levin@...cle.com>
To:	williams@...hat.com, mingo@...nel.org
Cc:	linux-kernel@...r.kernel.org, Sasha Levin <sasha.levin@...cle.com>
Subject: [PATCH] rtmutex-tester: set correct permissions on sysfs files

sysfs started complaining about cases where permissions don't
match what's in the sysfs ops structure (such as allowing read
without a "show" callback).

Signed-off-by: Sasha Levin <sasha.levin@...cle.com>
---
 kernel/rtmutex-tester.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/kernel/rtmutex-tester.c b/kernel/rtmutex-tester.c
index 7890b10..1d96dd0 100644
--- a/kernel/rtmutex-tester.c
+++ b/kernel/rtmutex-tester.c
@@ -14,6 +14,7 @@
 #include <linux/spinlock.h>
 #include <linux/timer.h>
 #include <linux/freezer.h>
+#include <linux/stat.h>
 
 #include "rtmutex.h"
 
@@ -366,8 +367,8 @@ static ssize_t sysfs_test_status(struct device *dev, struct device_attribute *at
 	return curr - buf;
 }
 
-static DEVICE_ATTR(status, 0600, sysfs_test_status, NULL);
-static DEVICE_ATTR(command, 0600, NULL, sysfs_test_command);
+static DEVICE_ATTR(status, S_IRUSR, sysfs_test_status, NULL);
+static DEVICE_ATTR(command, S_IWUSR, NULL, sysfs_test_command);
 
 static struct bus_type rttest_subsys = {
 	.name = "rttest",
-- 
1.8.1.5

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