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block: Use bdrv_nb_sectors() where sectors, not bytes are wanted

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Instead of bdrv_getlength().

Aside: a few of these callers don't handle errors.  I didn't
investigate whether they should.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Markus Armbruster 2014-06-26 13:23:22 +02:00 • committed by Kevin Wolf
parent 43716fa805
commit 57322b7811
4 changed files with 8 additions and 11 deletions
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5
block/vmdk.c
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@ -669,8 +669,7 @@ static int vmdk_open_vmdk4(BlockDriverState *bs,
if (le32_to_cpu(header.flags) & VMDK4_FLAG_RGD) {
l1_backup_offset = le64_to_cpu(header.rgd_offset) << 9;
}
if (bdrv_getlength(file) <
le64_to_cpu(header.grain_offset) * BDRV_SECTOR_SIZE) {
if (bdrv_nb_sectors(file) < le64_to_cpu(header.grain_offset)) {
error_setg(errp, "File truncated, expecting at least %" PRId64 " bytes",
(int64_t)(le64_to_cpu(header.grain_offset)
* BDRV_SECTOR_SIZE));
@ -1999,7 +1998,7 @@ static int vmdk_check(BlockDriverState *bs, BdrvCheckResult *result,
BDRVVmdkState *s = bs->opaque;
VmdkExtent *extent = NULL;
int64_t sector_num = 0;
int64_t total_sectors = bdrv_getlength(bs) / BDRV_SECTOR_SIZE;
int64_t total_sectors = bdrv_nb_sectors(bs);
int ret;
uint64_t cluster_offset;