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Christoph Hellwig 6f2cd02ff5 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 08:24:59 +01:00
..
partitions
block/partition: fix signedness issue for Amiga partitions
2023-07-27 08:37:29 +02:00
badblocks.c
block: switch all files cleared marked as GPLv2 to SPDX tags
2019-04-30 16:11:57 -06:00
bfq-cgroup.c
block, bfq: fix null pointer dereference in bfq_bio_bfqg()
2022-12-08 11:22:57 +01:00
bfq-iosched.c
block, bfq: protect 'bfqd->queued' by 'bfqd->lock'
2022-11-10 17:57:54 +01:00
bfq-iosched.h
bfq: Get rid of __bio_blkcg() usage
2022-06-14 18:11:50 +02:00
bfq-wf2q.c
bfq: fix blkio cgroup leakage v4
2020-09-03 11:26:54 +02:00
bio-integrity.c
block: bio-integrity: Copy flags when bio_integrity_payload is cloned
2023-03-11 16:43:35 +01:00
bio.c
block: prevent an integer overflow in bvec_try_merge_hw_page
2024-02-23 08:24:59 +01:00
blk-cgroup.c
blk-cgroup: fix missing pd_online_fn() while activating policy
2023-02-06 07:52:48 +01:00
blk-core.c
block: fix and cleanup bio_check_ro
2023-02-06 07:52:47 +01:00
blk-exec.c
block: add SPDX tags to block layer files missing licensing information
2019-04-30 16:12:03 -06:00
blk-flush.c
block: Fix fsync always failed if once failed
2022-03-08 19:07:47 +01:00
blk-integrity.c
block: centralize PI remapping logic to the block layer
2019-09-17 20:03:49 -06:00
blk-ioc.c
block: Fix use-after-free issue accessing struct io_cq
2020-04-17 10:50:04 +02:00
blk-iocost.c
block/blk-iocost (gcc13): keep large values in a new enum
2023-06-14 10:59:54 +02:00
blk-iolatency.c
blk-iolatency: Fix inflight count imbalances and IO hangs on offline
2022-06-14 18:11:49 +02:00
blk-lib.c
block: fix 32 bit overflow in __blkdev_issue_discard()
2018-11-14 08:17:18 -07:00
blk-map.c
block: fix memleak when __blk_rq_map_user_iov() is failed
2020-01-12 12:21:43 +01:00
blk-merge.c
treewide: Remove uninitialized_var() usage
2023-06-09 10:29:01 +02:00
blk-mq-cpumap.c
blk-mq: balance mapping between present CPUs and queues
2019-08-04 21:43:12 -06:00
blk-mq-debugfs-zoned.c
block: Cleanup license notice
2019-01-17 21:21:40 -07:00
blk-mq-debugfs.c
blk-mq: don't create hctx debugfs dir until q->debugfs_dir is created
2022-08-25 11:17:36 +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
block: Fix blk_mq_*_map_queues() kernel-doc headers
2019-05-31 15:12:34 -06:00
blk-mq-rdma.c
block: Fix blk_mq_*_map_queues() kernel-doc headers
2019-05-31 15:12:34 -06:00
blk-mq-sched.c
blk-mq: correct stale comment of .get_budget
2023-03-11 16:43:34 +01:00
blk-mq-sched.h
block: only call sched requeue_request() for scheduled requests
2020-09-23 12:40:37 +02:00
blk-mq-sysfs.c
blk-mq: fix possible memleak when register 'hctx' failed
2023-01-18 11:41:38 +01:00
blk-mq-tag.c
blk-mq: introduce blk_mq_tagset_wait_completed_request()
2019-08-04 21:41:29 -06:00
blk-mq-tag.h
…
blk-mq-virtio.c
block: Fix blk_mq_*_map_queues() kernel-doc headers
2019-05-31 15:12:34 -06:00
blk-mq.c
blk-mq: wait on correct sbitmap_queue in blk_mq_mark_tag_wait
2023-03-11 16:43:34 +01:00
blk-mq.h
blk-mq: insert passthrough request into hctx->dispatch directly
2020-03-21 08:11:52 +01:00
blk-pm.c
scsi: block: Fix a race in the runtime power management code
2021-01-06 14:48:37 +01:00
blk-pm.h
block: remove the queue_lock indirection
2018-11-15 12:17:28 -07:00
blk-rq-qos.c
rq-qos: fix missed wake-ups in rq_qos_throttle try two
2021-07-19 08:53:16 +02:00
blk-rq-qos.h
block: fix race between adding/removing rq qos and normal IO
2021-07-14 16:53:18 +02:00
blk-settings.c
blk-settings: align max_sectors on "logical_block_size" boundary
2021-03-04 10:26:40 +01:00
blk-softirq.c
block: remove a few unused exports
2018-11-15 12:13:25 -07:00
blk-stat.c
block: add SPDX tags to block layer files missing licensing information
2019-04-30 16:12:03 -06:00
blk-stat.h
block: deactivate blk_stat timer in wbt_disable_default()
2018-12-12 06:47:51 -07:00
blk-sysfs.c
block: don't delete queue kobject before its children
2022-04-15 14:18:05 +02:00
blk-throttle.c
blk-throttle: fix lockdep warning of "cgroup_mutex or RCU read lock required!"
2023-12-20 15:41:20 +01:00
blk-timeout.c
block: add SPDX tags to block layer files missing licensing information
2019-04-30 16:12:03 -06:00
blk-wbt.c
blk-wbt: make sure throttle is enabled properly
2021-07-14 16:53:25 +02:00
blk-wbt.h
blk-wbt: introduce a new disable state to prevent false positive by rwb_enabled()
2021-07-14 16:53:25 +02:00
blk-zoned.c
blk-zoned: allow BLKREPORTZONE without CAP_SYS_ADMIN
2021-09-22 12:26:19 +02:00
blk.h
block: fix memleak of bio integrity data
2020-01-26 10:01:09 +01:00
bounce.c
block: remove the i argument to bio_for_each_segment_all
2019-04-30 09:26:13 -06:00
bsg-lib.c
block: Fix the type of 'sts' in bsg_queue_rq()
2020-01-23 08:22:44 +01:00
bsg.c
scsi: bsg: Remove support for SCSI_IOCTL_SEND_COMMAND
2021-09-22 12:26:23 +02:00
cmdline-parser.c
…
compat_ioctl.c
block/compat_ioctl: fix range check in BLKGETSIZE
2022-04-27 13:50:50 +02:00
elevator.c
block: return ELEVATOR_DISCARD_MERGE if possible
2022-05-25 09:14:38 +02:00
genhd.c
block: Suppress uevent for hidden device when removed
2021-03-30 14:35:23 +02:00
ioctl.c
block: add SPDX tags to block layer files missing licensing information
2019-04-30 16:12:03 -06:00
ioprio.c
block: fix ioprio_get(IOPRIO_WHO_PGRP) vs setuid(2)
2021-12-14 14:49:02 +01:00
Kconfig
blkcg: implement blk-iocost
2019-08-28 21:17:12 -06:00
Kconfig.iosched
docs: block: convert to ReST
2019-07-15 09:20:27 -03:00
kyber-iosched.c
kyber: fix out of bounds access when preempted
2021-05-19 10:08:30 +02:00
Makefile
blkcg: implement blk-iocost
2019-08-28 21:17:12 -06:00
mq-deadline.c
block: return ELEVATOR_DISCARD_MERGE if possible
2022-05-25 09:14:38 +02:00
opal_proto.h
block: sed-opal: Removed duplicate OPAL_METHOD_LENGTH definition
2019-08-20 09:34:49 -06:00
partition-generic.c
block: unhash blkdev part inode when the part is deleted
2022-12-19 12:24:16 +01:00
scsi_ioctl.c
block: switch all files cleared marked as GPLv2 to SPDX tags
2019-04-30 16:11:57 -06:00
sed-opal.c
block: sed-opal: kmalloc the cmd/resp buffers
2022-11-25 17:42:14 +01:00
t10-pi.c
block: t10-pi: fix -Wswitch warning
2019-09-23 08:05:19 -06:00