From: segoon@openwall.com (Vasiliy Kulikov)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 09/20] mfd: ab3500: world-writable debugfs register-* files
Date: Fri, 4 Feb 2011 15:23:39 +0300 [thread overview]
Message-ID: <f67e210975afa7122a9bfe5e6c84ea84366a399f.1296818921.git.segoon@openwall.com> (raw)
In-Reply-To: <cover.1296818921.git.segoon@openwall.com>
Don't allow everybody to interact with hardware registers.
Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
---
Compile tested only.
drivers/mfd/ab3550-core.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/mfd/ab3550-core.c b/drivers/mfd/ab3550-core.c
index 5fbca34..681984d 100644
--- a/drivers/mfd/ab3550-core.c
+++ b/drivers/mfd/ab3550-core.c
@@ -1053,17 +1053,17 @@ static inline void ab3550_setup_debugfs(struct ab3550 *ab)
goto exit_destroy_dir;
ab3550_bank_file = debugfs_create_file("register-bank",
- (S_IRUGO | S_IWUGO), ab3550_dir, ab, &ab3550_bank_fops);
+ (S_IRUGO | S_IWUSR), ab3550_dir, ab, &ab3550_bank_fops);
if (!ab3550_bank_file)
goto exit_destroy_reg;
ab3550_address_file = debugfs_create_file("register-address",
- (S_IRUGO | S_IWUGO), ab3550_dir, ab, &ab3550_address_fops);
+ (S_IRUGO | S_IWUSR), ab3550_dir, ab, &ab3550_address_fops);
if (!ab3550_address_file)
goto exit_destroy_bank;
ab3550_val_file = debugfs_create_file("register-value",
- (S_IRUGO | S_IWUGO), ab3550_dir, ab, &ab3550_val_fops);
+ (S_IRUGO | S_IWUSR), ab3550_dir, ab, &ab3550_val_fops);
if (!ab3550_val_file)
goto exit_destroy_address;
--
1.7.0.4
next prev parent reply other threads:[~2011-02-04 12:23 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-04 12:22 [PATCH 00/20] world-writable files in sysfs and debugfs Vasiliy Kulikov
2011-02-04 12:23 ` [PATCH 01/20] mach-omap2: mux: world-writable debugfs files Vasiliy Kulikov
2011-02-04 20:09 ` Tony Lindgren
2011-02-04 12:23 ` [PATCH 02/20] mach-omap2: pm: world-writable debugfs timer files Vasiliy Kulikov
2011-02-04 20:10 ` Tony Lindgren
2011-02-04 22:53 ` Kevin Hilman
2011-02-04 12:23 ` [PATCH 03/20] mach-omap2: smartreflex: world-writable debugfs voltage files Vasiliy Kulikov
2011-02-04 20:10 ` Tony Lindgren
2011-02-04 22:54 ` Kevin Hilman
2011-02-07 5:33 ` Menon, Nishanth
2011-02-04 12:23 ` [PATCH 04/20] mach-ux500: mbox-db5500: world-writable sysfs fifo file Vasiliy Kulikov
2011-02-04 12:23 ` [PATCH 08/20] mfd: ab3100: world-writable debugfs *_priv files Vasiliy Kulikov
2011-02-04 12:23 ` Vasiliy Kulikov [this message]
2011-02-04 12:23 ` [PATCH 10/20] mfd: ab8500: world-writable debugfs register-* files Vasiliy Kulikov
2011-02-04 13:11 ` [rtc-linux] [PATCH 00/20] world-writable files in sysfs and debugfs Linus Walleij
2011-03-12 20:23 ` Vasiliy Kulikov
2011-03-14 22:18 ` [Security] " Andrew Morton
2011-03-15 2:26 ` James Bottomley
2011-03-15 3:09 ` [Security] " Greg KH
2011-03-15 11:50 ` James Bottomley
2011-03-15 14:18 ` Greg KH
2011-03-15 14:25 ` James Bottomley
2011-03-15 16:08 ` Vasiliy Kulikov
2011-03-15 16:32 ` James Bottomley
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