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| author | Jiri Kosina <[email protected]> | 2021-03-30 09:17:09 +0200 |
|---|---|---|
| committer | Jiri Kosina <[email protected]> | 2021-03-30 09:17:09 +0200 |
| commit | a6ad93e37e76ec43c9cee6a91dd783fb854c2ff1 (patch) | |
| tree | d091c71637d37d0fb0255af766a9287de6a4611a /fs/btrfs/tree-checker.c | |
| parent | 69aea9d2843669387d100e353b5113d1adc9502f (diff) | |
| parent | aebf0a11a8c1fb6444d1365db97f90672199a867 (diff) | |
Merge tag 'platform-drivers-x86-surface-aggregator-v5.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86 into for-5.13/surface-system-aggregator-intergration
Pull immutable integration branch from Hans de Goede to have a stable base for
SSAM (Surface System Aggregator Module) HID transport subsystem merge.
=====
Signed tag for the immutable platform-surface-aggregator-registry
branch for merging into other sub-systems.
Note this is based on v5.12-rc2.
=====
Diffstat (limited to 'fs/btrfs/tree-checker.c')
| -rw-r--r-- | fs/btrfs/tree-checker.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/fs/btrfs/tree-checker.c b/fs/btrfs/tree-checker.c index 582061c7b547..f4ade821307d 100644 --- a/fs/btrfs/tree-checker.c +++ b/fs/btrfs/tree-checker.c @@ -1453,22 +1453,14 @@ static int check_extent_data_ref(struct extent_buffer *leaf, return -EUCLEAN; } for (; ptr < end; ptr += sizeof(*dref)) { - u64 root_objectid; - u64 owner; u64 offset; - u64 hash; + /* + * We cannot check the extent_data_ref hash due to possible + * overflow from the leaf due to hash collisions. + */ dref = (struct btrfs_extent_data_ref *)ptr; - root_objectid = btrfs_extent_data_ref_root(leaf, dref); - owner = btrfs_extent_data_ref_objectid(leaf, dref); offset = btrfs_extent_data_ref_offset(leaf, dref); - hash = hash_extent_data_ref(root_objectid, owner, offset); - if (unlikely(hash != key->offset)) { - extent_err(leaf, slot, - "invalid extent data ref hash, item has 0x%016llx key has 0x%016llx", - hash, key->offset); - return -EUCLEAN; - } if (unlikely(!IS_ALIGNED(offset, leaf->fs_info->sectorsize))) { extent_err(leaf, slot, "invalid extent data backref offset, have %llu expect aligned to %u", |