net: can: at91_can: world-writable sysfs files

Don't allow everybody to write to mb0_id file. Signed-off-by: Vasiliy Kulikov <segoon@openwall.com> Acked-by: Kurt Van Dijck <kurt.van.dijck@eia.be> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Feb 4, 2011 · fef52b0 · fef52b0
1 parent fea3af6
commit fef52b0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c
@@ -1109,7 +1109,7 @@ static ssize_t at91_sysfs_set_mb0_id(struct device *dev,
 	return ret;
 }
 
-static DEVICE_ATTR(mb0_id, S_IWUGO | S_IRUGO,
+static DEVICE_ATTR(mb0_id, S_IWUSR | S_IRUGO,
 	at91_sysfs_show_mb0_id, at91_sysfs_set_mb0_id);
 
 static struct attribute *at91_sysfs_attrs[] = {