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crypto: Use DIV_ROUND_UP 

Replace (((n) + (d) - 1) /(d)) by DIV_ROUND_UP(n,d).

This patch is the result of coccinelle script
scripts/coccinelle/round.cocci

CC: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Laurent Vivier 2016-05-31 18:35:55 +02:00 committed by Michael Tokarev
parent 13385ae168
commit 207ba7c885
1 changed files with 2 additions and 4 deletions
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6
crypto/block-luks.c
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@ -1081,8 +1081,7 @@ qcrypto_block_luks_create(QCryptoBlock *block,
luks->header.key_slots[i].key_offset =
(QCRYPTO_BLOCK_LUKS_KEY_SLOT_OFFSET /
QCRYPTO_BLOCK_LUKS_SECTOR_SIZE) +
(ROUND_UP(((splitkeylen + (QCRYPTO_BLOCK_LUKS_SECTOR_SIZE - 1)) /
QCRYPTO_BLOCK_LUKS_SECTOR_SIZE),
(ROUND_UP(DIV_ROUND_UP(splitkeylen, QCRYPTO_BLOCK_LUKS_SECTOR_SIZE),
(QCRYPTO_BLOCK_LUKS_KEY_SLOT_OFFSET /
QCRYPTO_BLOCK_LUKS_SECTOR_SIZE)) * i);
}
@ -1182,8 +1181,7 @@ qcrypto_block_luks_create(QCryptoBlock *block,
luks->header.payload_offset =
(QCRYPTO_BLOCK_LUKS_KEY_SLOT_OFFSET /
QCRYPTO_BLOCK_LUKS_SECTOR_SIZE) +
(ROUND_UP(((splitkeylen + (QCRYPTO_BLOCK_LUKS_SECTOR_SIZE - 1)) /
QCRYPTO_BLOCK_LUKS_SECTOR_SIZE),
(ROUND_UP(DIV_ROUND_UP(splitkeylen, QCRYPTO_BLOCK_LUKS_SECTOR_SIZE),
(QCRYPTO_BLOCK_LUKS_KEY_SLOT_OFFSET /
QCRYPTO_BLOCK_LUKS_SECTOR_SIZE)) *
QCRYPTO_BLOCK_LUKS_NUM_KEY_SLOTS);