Ming Lei 45b5a900d5 block: fix use-after-free in disk_part_iter_next ... commit aebf5db917 upstream. Make sure that bdgrab() is done on the 'block_device' instance before referring to it for avoiding use-after-free. Cc: <stable@vger.kernel.org> Reported-by: syzbot+825f0f9657d4e528046e@syzkaller.appspotmail.com Signed-off-by: Ming Lei <ming.lei@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>		2021-01-17 13:59:01 +01:00
..
partitions
badblocks.c
bfq-cgroup.c	block, bfq: fix overwrite of bfq_group pointer in bfq_find_set_group()	2020-04-02 16:34:15 +02:00
bfq-iosched.c	block, bfq: fix use-after-free in bfq_idle_slice_timer_body	2020-04-24 08:00:30 +02:00
bfq-iosched.h
bfq-wf2q.c
bio-integrity.c	block/bio-integrity: don't free 'buf' if bio_integrity_add_page() failed	2020-06-30 15:37:57 -04:00
bio.c	block: bio_iov_iter_get_pages: pin more pages for multi-segment IOs	2019-07-03 13:15:58 +02:00
blk-cgroup.c	blk-cgroup: Pre-allocate tree node on blkg_conf_prep	2020-11-10 10:29:05 +01:00
blk-core.c	block: ensure bdi->io_pages is always initialized	2020-09-12 13:39:11 +02:00
blk-exec.c
blk-flush.c
blk-integrity.c
blk-ioc.c	block: Fix use-after-free issue accessing struct io_cq	2020-04-24 08:00:28 +02:00
blk-lib.c
blk-map.c	block: fix memleak when __blk_rq_map_user_iov() is failed	2020-01-12 12:12:00 +01:00
blk-merge.c	block: don't use bio->bi_vcnt to figure out segment number	2020-01-27 14:46:19 +01:00
blk-mq-cpumap.c
blk-mq-debugfs.c
blk-mq-debugfs.h
blk-mq-pci.c
blk-mq-rdma.c
blk-mq-sched.c
blk-mq-sched.h
blk-mq-sysfs.c	blk-mq: make sure that line break can be printed	2019-12-17 20:39:59 +01:00
blk-mq-tag.c	blk-mq: Allow blocking queue tag iter callbacks	2020-04-13 10:34:23 +02:00
blk-mq-tag.h
blk-mq-virtio.c
blk-mq.c	blk-mq: move _blk_mq_update_nr_hw_queues synchronize_rcu call	2020-06-20 10:25:17 +02:00
blk-mq.h
blk-settings.c	block: keep bdi->io_pages in sync with max_sectors_kb for stacked devices	2020-04-24 08:00:26 +02:00
blk-softirq.c
blk-stat.c
blk-stat.h
blk-sysfs.c	blk-mq: move cancel of requeue_work to the front of blk_exit_queue	2019-10-05 12:47:37 +02:00
blk-tag.c
blk-throttle.c
blk-timeout.c
blk-wbt.c
blk-wbt.h
blk-zoned.c
blk.h
bounce.c
bsg-lib.c
bsg.c
cfq-iosched.c
cmdline-parser.c
compat_ioctl.c	compat_ioctl: block: handle BLKREPORTZONE/BLKRESETZONE	2020-01-09 10:17:55 +01:00
deadline-iosched.c
elevator.c
genhd.c	block: fix use-after-free in disk_part_iter_next	2021-01-17 13:59:01 +01:00
ioctl.c
ioprio.c
Kconfig
Kconfig.iosched
kyber-iosched.c
Makefile
mq-deadline.c
noop-iosched.c
opal_proto.h
partition-generic.c
scsi_ioctl.c
sed-opal.c
t10-pi.c