diff options
| -rw-r--r-- | block/genhd.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/block/genhd.c b/block/genhd.c index 510aac1486cb..9a2d01abfa3b 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -1060,8 +1060,19 @@ static struct attribute *disk_attrs[] = { NULL }; +static umode_t disk_visible(struct kobject *kobj, struct attribute *a, int n) +{ + struct device *dev = container_of(kobj, typeof(*dev), kobj); + struct gendisk *disk = dev_to_disk(dev); + + if (a == &dev_attr_badblocks.attr && !disk->bb) + return 0; + return a->mode; +} + static struct attribute_group disk_attr_group = { .attrs = disk_attrs, + .is_visible = disk_visible, }; static const struct attribute_group *disk_attr_groups[] = { |