snapshot: fix referencing wrong variable in while loop in do_delvm

The while loop variabal is "bs1",
but "bs" is always passed to bdrv_snapshot_delete_by_id_or_name.
Broken in commit a89d89d, v1.7.0.

Signed-off-by: Zhang Haoyu <zhanghy@sangfor.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Zhang Haoyu 2014-09-29 16:38:02 +08:00 committed by Stefan Hajnoczi
parent b00a0ddb31
commit af95738754

View File

@ -1245,19 +1245,18 @@ int load_vmstate(const char *name)
void do_delvm(Monitor *mon, const QDict *qdict)
{
BlockDriverState *bs, *bs1;
BlockDriverState *bs;
Error *err = NULL;
const char *name = qdict_get_str(qdict, "name");
bs = find_vmstate_bs();
if (!bs) {
if (!find_vmstate_bs()) {
monitor_printf(mon, "No block device supports snapshots\n");
return;
}
bs1 = NULL;
while ((bs1 = bdrv_next(bs1))) {
if (bdrv_can_snapshot(bs1)) {
bs = NULL;
while ((bs = bdrv_next(bs))) {
if (bdrv_can_snapshot(bs)) {
bdrv_snapshot_delete_by_id_or_name(bs, name, &err);
if (err) {
monitor_printf(mon,