block/get_block_status: avoid segfault if there is no backing_hd
Reviewed-by:Eric Blake <eblake@redhat.com> Signed-off-by:
Peter Lieven <pl@kamp.de> Signed-off-by:
Kevin Wolf <kwolf@redhat.com>
Loading
Please register or sign in to comment
Reviewed-by:Eric Blake <eblake@redhat.com> Signed-off-by:
Peter Lieven <pl@kamp.de> Signed-off-by:
Kevin Wolf <kwolf@redhat.com>