From: Johannes Thumshirn Date: Wed, 22 May 2019 08:18:58 +0000 (+0200) Subject: btrfs: use btrfs_csum_data() instead of directly calling crc32c X-Git-Tag: v5.3-rc1~67^2~65 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=5852c8b961542f997aa5aeee9c80e745e7af2d63;p=users%2Fjedix%2Flinux-maple.git btrfs: use btrfs_csum_data() instead of directly calling crc32c btrfsic_test_for_metadata() directly calls the crc32c() library function for calculating the CRC32C checksum, but then uses btrfs_csum_final() to invert the result. To ease further refactoring and development around checksumming in BTRFS convert to calling btrfs_csum_data(), which is a wrapper around crc32c(). Reviewed-by: Nikolay Borisov Signed-off-by: Johannes Thumshirn Reviewed-by: David Sterba Signed-off-by: David Sterba --- diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c index b0c8094528d1..85774e2fa3e5 100644 --- a/fs/btrfs/check-integrity.c +++ b/fs/btrfs/check-integrity.c @@ -1728,7 +1728,7 @@ static int btrfsic_test_for_metadata(struct btrfsic_state *state, size_t sublen = i ? PAGE_SIZE : (PAGE_SIZE - BTRFS_CSUM_SIZE); - crc = crc32c(crc, data, sublen); + crc = btrfs_csum_data(data, crc, sublen); } btrfs_csum_final(crc, csum); if (memcmp(csum, h->csum, state->csum_size))