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authorLaurent Vivier <lvivier@redhat.com>2016-05-31 18:35:55 +0200
committerMichael Tokarev <mjt@tls.msk.ru>2016-06-07 18:19:24 +0300
commit207ba7c885c80ddb21a7f2fab8bd053fbc23ac3a (patch)
treeb464aca97c536fbd6d881704c664c56595c10b73 /crypto/block-luks.c
parent13385ae168517a3ae8b5a10537c02e5ca41e970f (diff)
downloadqemu-207ba7c885c80ddb21a7f2fab8bd053fbc23ac3a.tar.gz
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>
Diffstat (limited to 'crypto/block-luks.c')
-rw-r--r--crypto/block-luks.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/crypto/block-luks.c b/crypto/block-luks.c
index 17c4300f11..63649f1091 100644
--- a/crypto/block-luks.c
+++ b/crypto/block-luks.c
@@ -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);