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blockdev: use bdrv_getlength() in qmp_drive_mirror()

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Use bdrv_getlength() for its byte units and error return instead of
bdrv_get_geometry().

Reported-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2013-06-24 17:13:13 +02:00 committed by Kevin Wolf
parent cb78466ef6
commit ac3c5d831a
1 changed files with 7 additions and 3 deletions
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10
blockdev.c
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@ -1371,7 +1371,7 @@ void qmp_drive_mirror(const char *device, const char *target,
BlockDriver *drv = NULL;
Error *local_err = NULL;
int flags;
uint64_t size;
int64_t size;
int ret;
if (!has_speed) {
@ -1435,8 +1435,12 @@ void qmp_drive_mirror(const char *device, const char *target,
sync = MIRROR_SYNC_MODE_FULL;
}
bdrv_get_geometry(bs, &size);
size *= 512;
size = bdrv_getlength(bs);
if (size < 0) {
error_setg_errno(errp, -size, "bdrv_getlength failed");
return;
}
if (sync == MIRROR_SYNC_MODE_FULL && mode != NEW_IMAGE_MODE_EXISTING) {
/* create new image w/o backing file */
assert(format && drv);