integrity_kobj did not have a release function and with CONFIG_DEBUG_KOBJECT_RELEASE, a use-after-free would be triggered as its holding struct gendisk would be freed without relying on its refcount. Thomas Weißschuh (3): blk-integrity: use sysfs_emit blk-integrity: convert to struct device_attribute blk-integrity: register sysfs attributes on struct device block/blk-integrity.c | 175 ++++++++++++++--------------------------- block/blk.h | 10 +-- block/genhd.c | 12 +-- include/linux/blkdev.h | 3 - 4 files changed, 66 insertions(+), 134 deletions(-) -- 2.34.1
