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Christoph Hellwig 6ab391eafa block: prevent an integer overflow in bvec_try_merge_hw_page 
[ Upstream commit 3f034c374ad55773c12dd8f3c1607328e17c0072 ]

Reordered a check to avoid a possible overflow when adding len to bv_len.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20231204173419.782378-2-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-02-23 08:54:44 +01:00
..
partitions
block: Move checking GENHD_FL_NO_PART to bdev_add_partition()
2024-02-23 08:54:35 +01:00
badblocks.c
treewide: Use fallthrough pseudo-keyword
2020-08-23 17:36:59 -05:00
bdev.c
block: move GENHD_FL_BLOCK_EVENTS_ON_EXCL_WRITE to disk->event_flags
2023-09-19 12:23:02 +02:00
bfq-cgroup.c
block, bfq: fix uaf for bfqq in bic_set_bfqq()
2023-02-09 11:26:36 +01:00
bfq-iosched.c
block, bfq: fix uaf for bfqq in bic_set_bfqq()
2023-02-09 11:26:36 +01:00
bfq-iosched.h
bfq: Get rid of __bio_blkcg() usage
2022-06-09 10:23:19 +02:00
bfq-wf2q.c
block/bfq_wf2q: correct weight to ioprio
2022-04-08 14:23:55 +02:00
bio-integrity.c
block: bio-integrity: Copy flags when bio_integrity_payload is cloned
2023-03-10 09:39:05 +01:00
bio.c
block: prevent an integer overflow in bvec_try_merge_hw_page
2024-02-23 08:54:44 +01:00
blk-cgroup-rwstat.c
blk-cgroup: Fix the recursive blkg rwstat
2021-03-05 11:32:15 -07:00
blk-cgroup-rwstat.h
blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
2019-11-07 12:28:13 -07:00
blk-cgroup.c
blk-cgroup: bypass blkcg_deactivate_policy after destroying
2023-12-20 15:17:39 +01:00
blk-core.c
blk-core: use pr_warn_ratelimited() in bio_check_ro()
2023-11-20 11:08:29 +01:00
blk-crypto-fallback.c
block: rename BIO_MAX_PAGES to BIO_MAX_VECS
2021-03-11 07:47:48 -07:00
blk-crypto-internal.h
blk-mq: release crypto keyslot before reporting I/O complete
2023-05-11 23:00:16 +09:00
blk-crypto.c
blk-crypto: make blk_crypto_evict_key() more robust
2023-05-11 23:00:16 +09:00
blk-exec.c
block: return errors from blk_execute_rq()
2021-06-30 15:35:45 -06:00
blk-flush.c
block: Fix fsync always failed if once failed
2022-01-27 11:05:25 +01:00
blk-integrity.c
block: flush the integrity workqueue in blk_integrity_unregister
2021-09-14 20:03:30 -06:00
blk-ioc.c
block: fix default IO priority handling again
2022-08-11 13:07:50 +02:00
blk-iocost.c
blk-iocost: use spin_lock_irqsave in adjust_inuse_and_calc_cost
2023-07-23 13:46:44 +02:00
blk-iolatency.c
block: don't allow the same type rq_qos add more than once
2022-08-17 14:24:24 +02:00
blk-ioprio.c
block: Introduce the ioprio rq-qos policy
2021-06-21 15:03:40 -06:00
blk-ioprio.h
block: Introduce the ioprio rq-qos policy
2021-06-21 15:03:40 -06:00
blk-lib.c
block: export blk_next_bio()
2021-06-17 15:51:20 +02:00
blk-map.c
block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern
2022-03-08 19:12:31 +01:00
blk-merge.c
blk-mq: release crypto keyslot before reporting I/O complete
2023-05-11 23:00:16 +09:00
blk-mq-cpumap.c
blk-mq: remove the calling of local_memory_node()
2020-10-20 07:08:17 -06:00
blk-mq-debugfs-zoned.c
…
blk-mq-debugfs.c
blk-mq: don't create hctx debugfs dir until q->debugfs_dir is created
2022-08-17 14:23:12 +02:00
blk-mq-debugfs.h
blk-mq: no need to check return value of debugfs_create functions
2019-06-13 03:00:30 -06:00
blk-mq-pci.c
…
blk-mq-rdma.c
…
blk-mq-sched.c
blk-mq: correct stale comment of .get_budget
2023-03-10 09:39:04 +01:00
blk-mq-sched.h
blk: Fix lock inversion between ioc lock and bfqd lock
2021-06-24 18:43:55 -06:00
blk-mq-sysfs.c
blk-mq: fix possible memleak when register 'hctx' failed
2022-12-31 13:14:43 +01:00
blk-mq-tag.c
blk-mq: avoid to iterate over stale request
2021-09-12 19:32:43 -06:00
blk-mq-tag.h
blk-mq: Some tag allocation code refactoring
2021-05-24 06:47:22 -06:00
blk-mq-virtio.c
blk-mq: Fix typo in comment
2020-03-17 20:55:21 +01:00
blk-mq.c
blk-mq: release crypto keyslot before reporting I/O complete
2023-05-11 23:00:16 +09:00
blk-mq.h
blk-mq: cancel blk-mq dispatch work in both blk_cleanup_queue and disk_release()
2021-12-01 09:04:56 +01:00
blk-pm.c
scsi: block: pm: Always set request queue runtime active in blk_post_runtime_resume()
2022-01-27 11:04:15 +01:00
blk-pm.h
block: Remove unused blk_pm_*() function definitions
2021-02-22 06:33:48 -07:00
blk-rq-qos.c
rq-qos: fix missed wake-ups in rq_qos_throttle try two
2021-06-08 15:12:57 -06:00
blk-rq-qos.h
block: don't allow the same type rq_qos add more than once
2022-08-17 14:24:24 +02:00
blk-settings.c
block: make BLK_DEF_MAX_SECTORS unsigned
2024-01-25 14:52:40 -08:00
blk-stat.c
blk-stat: make q->stats->lock irqsafe
2020-09-01 16:48:46 -06:00
blk-stat.h
…
blk-sysfs.c
block: fix use-after-free of q->q_usage_counter
2023-10-10 21:59:05 +02:00
blk-throttle.c
blk-throttle: fix lockdep warning of "cgroup_mutex or RCU read lock required!"
2023-12-20 15:17:39 +01:00
blk-timeout.c
block: blk-timeout: delete duplicated word
2020-07-31 16:29:47 -06:00
blk-wbt.c
blk-wbt: fix that 'rwb->wc' is always set to 1 in wbt_init()
2022-10-26 12:35:54 +02:00
blk-wbt.h
blk-wbt: introduce a new disable state to prevent false positive by rwb_enabled()
2021-06-21 15:03:41 -06:00
blk-zoned.c
block: Hold invalidate_lock in BLKRESETZONE ioctl
2021-11-18 19:17:15 +01:00
blk.h
block: bump max plugged deferred size from 16 to 32
2021-11-18 19:16:16 +01:00
bounce.c
block: use memcpy_from_bvec in __blk_queue_bounce
2021-08-02 13:37:28 -06:00
bsg-lib.c
scsi: bsg-lib: Fix commands without data transfer in bsg_transport_sg_io_fn()
2021-08-01 13:21:40 -04:00
bsg.c
scsi: bsg: Fix device unregistration
2021-09-14 00:22:15 -04:00
disk-events.c
block: increment diskseq on all media change events
2023-07-23 13:47:20 +02:00
elevator.c
block/wbt: fix negative inflight counter when remove scsi device
2022-02-23 12:03:15 +01:00
fops.c
block: Don't invalidate pagecache for invalid falloc modes
2024-01-15 18:51:07 +01:00
genhd.c
block: add check of 'minors' and 'first_minor' in device_add_disk()
2024-01-25 14:52:39 -08:00
holder.c
block: drop unused includes in <linux/genhd.h>
2022-03-16 14:23:46 +01:00
ioctl.c
block: Move checking GENHD_FL_NO_PART to bdev_add_partition()
2024-02-23 08:54:35 +01:00
ioprio.c
block: fix default IO priority handling again
2022-08-11 13:07:50 +02:00
Kconfig
SCSI misc on 20210902
2021-09-02 15:09:46 -07:00
Kconfig.iosched
Revert "block/mq-deadline: Add cgroup support"
2021-08-11 13:47:26 -06:00
keyslot-manager.c
blk-crypto: make blk_crypto_evict_key() more robust
2023-05-11 23:00:16 +09:00
kyber-iosched.c
kyber: avoid q->disk dereferences in trace points
2021-10-15 21:02:57 -06:00
Makefile
block: move CONFIG_BLOCK guard to top Makefile
2022-12-14 11:37:30 +01:00
mq-deadline.c
block: mq-deadline: Rename deadline_is_seq_writes()
2023-01-24 07:22:49 +01:00
opal_proto.h
block: sed-opal: Change the check condition for regular session validity
2020-03-12 08:00:10 -06:00
sed-opal.c
block: sed-opal: kmalloc the cmd/resp buffers
2022-11-26 09:24:35 +01:00
t10-pi.c
block: use bvec_kmap_local in t10_pi_type1_{prepare,complete}
2021-08-02 13:37:28 -06:00