android_kernel_motorola_sm6375/drivers/md
Repository files (latest commit first)
Filename Latest commit message Latest commit date
Kees Cook 0638dcc7e7 treewide: Remove uninitialized_var() usage
commit 3f649ab728cda8038259d8f14492fe400fbab911 upstream.

Using uninitialized_var() is dangerous as it papers over real bugs[1]
(or can in the future), and suppresses unrelated compiler warnings
(e.g. "unused variable"). If the compiler thinks it is uninitialized,
either simply initialize the variable or make compiler changes.

In preparation for removing[2] the[3] macro[4], remove all remaining
needless uses with the following script:

git grep '\buninitialized_var\b' | cut -d: -f1 | sort -u | \
	xargs perl -pi -e \
		's/\buninitialized_var\(([^\)]+)\)/\1/g;
		 s:\s*/\* (GCC be quiet|to make compiler happy) \*/$::g;'

drivers/video/fbdev/riva/riva_hw.c was manually tweaked to avoid
pathological white-space.

No outstanding warnings were found building allmodconfig with GCC 9.3.0
for x86_64, i386, arm64, arm, powerpc, powerpc64le, s390x, mips, sparc64,
alpha, and m68k.

[1] https://lore.kernel.org/lkml/20200603174714.192027-1-glider@google.com/
[2] https://lore.kernel.org/lkml/CA+55aFw+Vbj0i=1TGqCR5vQkCzWJ0QxK6CernOU6eedsudAixw@mail.gmail.com/
[3] https://lore.kernel.org/lkml/CA+55aFwgbgqhbp1fkxvRKEpzyR5J8n1vKT1VZdz9knmPuXhOeg@mail.gmail.com/
[4] https://lore.kernel.org/lkml/CA+55aFz2500WfbKXAx8s67wrm9=yVJu65TpLgN_ybYNv0VEOKA@mail.gmail.com/

Reviewed-by: Leon Romanovsky <leonro@mellanox.com> # drivers/infiniband and mlx4/mlx5
Acked-by: Jason Gunthorpe <jgg@mellanox.com> # IB
Acked-by: Kalle Valo <kvalo@codeaurora.org> # wireless drivers
Reviewed-by: Chao Yu <yuchao0@huawei.com> # erofs
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-06-09 10:29:01 +02:00
..
bcache bcache: fix set_at_max_writeback_rate() for multiple attached devices 2022-10-26 13:22:57 +02:00
persistent-data dm space map common: add bounds check to sm_ll_lookup_bitmap() 2022-01-27 09:19:46 +01:00
dm-bio-prison-v1.c
dm-bio-prison-v1.h
dm-bio-prison-v2.c
dm-bio-prison-v2.h
dm-bio-record.h
dm-bufio.c dm bufio: subtract the number of initial sectors in dm_bufio_get_device_size 2021-03-09 11:09:37 +01:00
dm-builtin.c
dm-cache-background-tracker.c
dm-cache-background-tracker.h
dm-cache-block-types.h
dm-cache-metadata.c dm cache: Fix ABBA deadlock between shrink_slab and dm_cache_metadata_abort 2023-01-18 11:41:46 +01:00
dm-cache-metadata.h
dm-cache-policy-internal.h
dm-cache-policy-smq.c
dm-cache-policy.c
dm-cache-policy.h
dm-cache-target.c dm cache: add cond_resched() to various workqueue loops 2023-03-11 16:43:58 +01:00
dm-clone-metadata.c
dm-clone-metadata.h
dm-clone-target.c dm clone: call kmem_cache_destroy() in dm_clone_init() error path 2023-05-17 11:35:56 +02:00
dm-core.h dm: fix deadlock when swapping to encrypted device 2021-03-04 10:26:51 +01:00
dm-crypt.c dm crypt: add cond_resched() to dmcrypt_write() 2023-04-05 11:16:41 +02:00
dm-delay.c
dm-dust.c
dm-era-target.c dm era: commit metadata in postsuspend after worker stops 2022-06-29 08:58:45 +02:00
dm-exception-store.c
dm-exception-store.h
dm-flakey.c dm flakey: fix a crash with invalid table line 2023-05-17 11:35:56 +02:00
dm-init.c
dm-integrity.c dm integrity: call kmem_cache_destroy() in dm_integrity_init() error path 2023-05-17 11:35:56 +02:00
dm-io.c treewide: Remove uninitialized_var() usage 2023-06-09 10:29:01 +02:00
dm-ioctl.c treewide: Remove uninitialized_var() usage 2023-06-09 10:29:01 +02:00
dm-kcopyd.c
dm-linear.c
dm-log-userspace-base.c
dm-log-userspace-transfer.c
dm-log-userspace-transfer.h
dm-log-writes.c
dm-log.c dm mirror log: clear log bits up to BITS_PER_LONG boundary 2022-06-29 08:58:45 +02:00
dm-mpath.c
dm-mpath.h
dm-path-selector.c
dm-path-selector.h
dm-queue-length.c
dm-raid.c dm raid: fix address sanitizer warning in raid_status 2022-08-25 11:18:14 +02:00
dm-raid1.c
dm-region-hash.c
dm-round-robin.c
dm-rq.c dm rq: fix double free of blk_mq_tag_set in dev remove after table load fails 2021-05-11 14:04:18 +02:00
dm-rq.h
dm-service-time.c
dm-snap-persistent.c treewide: Remove uninitialized_var() usage 2023-06-09 10:29:01 +02:00
dm-snap-transient.c
dm-snap.c dm snapshot: properly fix a crash when an origin has no snapshots 2021-06-03 08:59:02 +02:00
dm-stats.c dm stats: check for and propagate alloc_percpu failure 2023-04-05 11:16:41 +02:00
dm-stats.h dm stats: check for and propagate alloc_percpu failure 2023-04-05 11:16:41 +02:00
dm-stripe.c
dm-switch.c
dm-sysfs.c
dm-table.c treewide: Remove uninitialized_var() usage 2023-06-09 10:29:01 +02:00
dm-target.c
dm-thin-metadata.c dm thin: Use last transaction's pmd->root when commit failed 2023-01-18 11:41:47 +01:00
dm-thin-metadata.h
dm-thin.c dm thin: fix deadlock when swapping to thin device 2023-04-05 11:16:40 +02:00
dm-uevent.c
dm-uevent.h
dm-unstripe.c
dm-verity-fec.c dm verity fec: fix misaligned RS roots IO 2021-04-21 12:56:15 +02:00
dm-verity-fec.h dm verity fec: fix misaligned RS roots IO 2021-04-21 12:56:15 +02:00
dm-verity-target.c dm verity: fix error handling for check_at_most_once on FEC 2023-05-17 11:35:57 +02:00
dm-verity-verify-sig.c dm verity: fix require_signatures module_param permissions 2021-06-16 11:59:37 +02:00
dm-verity-verify-sig.h
dm-verity.h
dm-writecache.c dm writecache: set a default MAX_WRITEBACK_JOBS 2022-08-25 11:18:14 +02:00
dm-zero.c
dm-zoned-metadata.c
dm-zoned-reclaim.c
dm-zoned-target.c
dm-zoned.h
dm.c dm stats: check for and propagate alloc_percpu failure 2023-04-05 11:16:41 +02:00
dm.h dm table: fix DAX iterate_devices based device capability checks 2021-03-11 14:06:49 +01:00
Kconfig dm integrity: select CRYPTO_SKCIPHER 2021-01-27 11:47:42 +01:00
Makefile
md-bitmap.c md/bitmap: Fix bitmap chunk size overflow issues 2023-01-18 11:41:49 +01:00
md-bitmap.h
md-cluster.c md/cluster: fix deadlock when node is doing resync job 2020-12-30 11:51:45 +01:00
md-cluster.h
md-faulty.c
md-linear.c
md-linear.h
md-multipath.c
md-multipath.h
md.c md: avoid signed overflow in slot_store() 2023-04-05 11:16:42 +02:00
md.h
raid0.c md: Replace snprintf with scnprintf 2022-10-26 13:23:00 +02:00
raid0.h
raid1-10.c
raid1.c md/raid1: stop mdx_raid1 thread when raid1 array run failed 2023-01-18 11:41:37 +01:00
raid1.h
raid5-cache.c
raid5-log.h
raid5-ppl.c
raid5.c treewide: Remove uninitialized_var() usage 2023-06-09 10:29:01 +02:00
raid5.h
raid10.c md/raid10: fix null-ptr-deref in raid10_sync_request 2023-05-17 11:35:55 +02:00
raid10.h