linux-kernel - [PATCH] [56/223] Staging: asus_oled: fix up some sysfs attribute permissions

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Message-Id: <20101212234553.E058FB27BF@basil.firstfloor.org>
Date:	Mon, 13 Dec 2010 00:45:53 +0100 (CET)
From:	Andi Kleen <andi@...stfloor.org>
To:	gregkh@...e.de, sjakub@...il.com, ak@...ux.intel.com,
	linux-kernel@...r.kernel.org, stable@...nel.org
Subject: [PATCH] [56/223] Staging: asus_oled: fix up some sysfs attribute permissions

2.6.35-longterm review patch.  If anyone has any objections, please let me know.

------------------
From: Greg Kroah-Hartman <gregkh@...e.de>

commit 590b0b9754bd8928926bae7194b6da7ead9bda3b upstream.

They should not be writable by any user

Reported-by: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Jakub Schmidtke <sjakub@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
Signed-off-by: Andi Kleen <ak@...ux.intel.com>

---
 drivers/staging/asus_oled/asus_oled.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Index: linux/drivers/staging/asus_oled/asus_oled.c
===================================================================
--- linux.orig/drivers/staging/asus_oled/asus_oled.c
+++ linux/drivers/staging/asus_oled/asus_oled.c
@@ -620,13 +620,13 @@ static ssize_t class_set_picture(struct
 
 #define ASUS_OLED_DEVICE_ATTR(_file)		dev_attr_asus_oled_##_file
 
-static DEVICE_ATTR(asus_oled_enabled, S_IWUGO | S_IRUGO,
+static DEVICE_ATTR(asus_oled_enabled, S_IRUSR | S_IRUGO,
 		   get_enabled, set_enabled);
-static DEVICE_ATTR(asus_oled_picture, S_IWUGO , NULL, set_picture);
+static DEVICE_ATTR(asus_oled_picture, S_IRUSR , NULL, set_picture);
 
-static DEVICE_ATTR(enabled, S_IWUGO | S_IRUGO,
+static DEVICE_ATTR(enabled, S_IRUSR | S_IRUGO,
 		   class_get_enabled, class_set_enabled);
-static DEVICE_ATTR(picture, S_IWUGO, NULL, class_set_picture);
+static DEVICE_ATTR(picture, S_IRUSR, NULL, class_set_picture);
 
 static int asus_oled_probe(struct usb_interface *interface,
 			   const struct usb_device_id *id)
--
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