17b005f1d4
The "driver" entry in the options QDict is now only missing if we're opening an image with format probing. We also catch cases now where both the drv argument and a "driver" option is specified, e.g. by specifying -drive format=qcow2,driver=raw Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com>