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| author | Johannes Thumshirn | 2019-05-22 10:19:02 +0200 |
|---|---|---|
| committer | David Sterba | 2019-07-01 13:35:01 +0200 |
| commit | 10fe6ca80d9d25eca9fd6d98eccf6c795532fe96 (patch) | |
| tree | ed36a8a59ff0e86913f9b9492d5a743e769f3404 /fs/btrfs/file-item.c | |
| parent | btrfs: don't assume ordered sums to be 4 bytes (diff) | |
| download | kernel-qcow2-linux-10fe6ca80d9d25eca9fd6d98eccf6c795532fe96.tar.gz kernel-qcow2-linux-10fe6ca80d9d25eca9fd6d98eccf6c795532fe96.tar.xz kernel-qcow2-linux-10fe6ca80d9d25eca9fd6d98eccf6c795532fe96.zip | |
btrfs: don't assume compressed_bio sums to be 4 bytes
BTRFS has the implicit assumption that a checksum in compressed_bio is 4
bytes. While this is true for CRC32C, it is not for any other checksum.
Change the data type to be a byte array and adjust loop index calculation
accordingly.
Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/file-item.c')
| -rw-r--r-- | fs/btrfs/file-item.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index 0464dd4c0579..de89fd1310a6 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -186,7 +186,7 @@ static blk_status_t __btrfs_lookup_bio_sums(struct inode *inode, struct bio *bio } csum = btrfs_bio->csum; } else { - csum = (u8 *)dst; + csum = dst; } if (bio->bi_iter.bi_size > PAGE_SIZE * 8) |