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authorVasiliy Kulikov <segoon@openwall.com>2011-03-22 16:34:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-22 17:44:16 -0700
commit49d50fb1c28738ef6bad0c2b87d5355a1653fed5 (patch)
tree5590c35d69c2147f0675a5995ae264903bf49cbf /drivers/rtc/rtc-ds1511.c
parentcf044f0ed526752b8c2aaae748220759608b3fc8 (diff)
drivers/rtc/rtc-ds1511.c: world-writable sysfs nvram file
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>
Diffstat (limited to 'drivers/rtc/rtc-ds1511.c')
-rw-r--r--drivers/rtc/rtc-ds1511.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c
index 3fffd708711f..fbabc773dded 100644
--- a/drivers/rtc/rtc-ds1511.c
+++ b/drivers/rtc/rtc-ds1511.c
@@ -468,7 +468,7 @@ 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,