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Colin Ian King d21b8c8fbf lightnvm: fix out-of-bounds write to array devices->info[]
[ Upstream commit a48faebe65 ]

There is an off-by-one array check that can lead to a out-of-bounds
write to devices->info[i].  Fix this by checking by using >= rather
than > for the size check. Also replace hard-coded array size limit
with ARRAY_SIZE on the array.

Addresses-Coverity: ("Out-of-bounds write")
Fixes: cd9e9808d1 ("lightnvm: Support for Open-Channel SSDs")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-10-29 09:58:00 +01:00
..
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile
core.c lightnvm: fix out-of-bounds write to array devices->info[] 2020-10-29 09:58:00 +01:00
pblk-cache.c lightnvm: pblk: IO path reorganization 2019-05-06 10:19:19 -06:00
pblk-core.c lightnvm: pblk: use kvmalloc for metadata 2019-08-06 08:20:10 -06:00
pblk-gc.c lightnvm: pblk: use kvmalloc for metadata 2019-08-06 08:20:10 -06:00
pblk-init.c lightnvm: pblk: use kvmalloc for metadata 2019-08-06 08:20:10 -06:00
pblk-map.c lightnvm: pblk: ensure that erase is chunk aligned 2019-05-06 10:19:17 -06:00
pblk-rb.c lightnvm: pblk: simplify partial read path 2019-05-06 10:19:19 -06:00
pblk-read.c lightnvm: remove unused 'geo' variable 2019-08-08 22:14:04 -06:00
pblk-recovery.c lightnvm: remove set but not used variables 'data_len' and 'rq_len' 2019-08-08 07:34:34 -06:00
pblk-rl.c pblk: fix max_io calculation 2019-03-07 08:59:26 -07:00
pblk-sysfs.c lightnvm: pblk: support packed metadata 2018-12-11 12:22:35 -07:00
pblk-trace.h lightnvm: pblk: fix TRACE_INCLUDE_PATH 2019-02-11 08:18:07 -07:00
pblk-write.c lightnvm: move metadata mapping to lower level driver 2019-08-06 08:20:10 -06:00
pblk.h lightnvm: pblk: use kvmalloc for metadata 2019-08-06 08:20:10 -06:00