diff options
| author | Vasiliy Kulikov <segoon@openwall.com> | 2011-03-22 16:34:53 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-04-14 13:02:36 -0700 |
| commit | 89371f01f085a0c9977417085427f080564f7b08 (patch) | |
| tree | dd7df3dc6a941108d207f9887adc9e234a9dda90 /drivers/rtc | |
| parent | 3e9b1b39e0a6a7bb012f2b7b4a7e7ae91bcf90ac (diff) | |
drivers/rtc/rtc-ds1511.c: world-writable sysfs nvram file
commit 49d50fb1c28738ef6bad0c2b87d5355a1653fed5 upstream.
Don't allow everybogy to write to NVRAM.
Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
Cc: Andy Sharp <andy.sharp@onstor.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/rtc-ds1511.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c index 37268e97de4..afeb5469708 100644 --- a/drivers/rtc/rtc-ds1511.c +++ b/drivers/rtc/rtc-ds1511.c @@ -485,7 +485,7 @@ ds1511_nvram_write(struct file *filp, struct kobject *kobj, static struct bin_attribute ds1511_nvram_attr = { .attr = { .name = "nvram", - .mode = S_IRUGO | S_IWUGO, + .mode = S_IRUGO | S_IWUSR, }, .size = DS1511_RAM_MAX, .read = ds1511_nvram_read, |