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block: fail live snapshot if disk has no medium

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Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Paolo Bonzini 2012-04-12 14:00:59 +02:00 committed by Kevin Wolf
parent 31155b9b3c
commit e86fe18ac9
1 changed files with 6 additions and 3 deletions
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9
blockdev.c
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@ -756,14 +756,17 @@ void qmp_transaction(BlockdevActionList *dev_list, Error **errp)
goto delete_and_fail;
}
if (!bdrv_is_inserted(states->old_bs)) {
error_set(errp, QERR_DEVICE_HAS_NO_MEDIUM, device);
goto delete_and_fail;
}
if (bdrv_in_use(states->old_bs)) {
error_set(errp, QERR_DEVICE_IN_USE, device);
goto delete_and_fail;
}
if (!bdrv_is_read_only(states->old_bs) &&
bdrv_is_inserted(states->old_bs)) {
if (!bdrv_is_read_only(states->old_bs)) {
if (bdrv_flush(states->old_bs)) {
error_set(errp, QERR_IO_ERROR);
goto delete_and_fail;