ansible/usb-install: Make the architecture default to amd64

diff --git a/ansible/roles/usb-install/meta/main.yml b/ansible/roles/usb-install/meta/main.yml
index 402b3d5..92826a7 100644 (file)
--- a/ansible/roles/usb-install/meta/main.yml
+++ b/ansible/roles/usb-install/meta/main.yml
@@ -3,6 +3,6 @@ dependencies:
     distros:
       - distro: "{{ install_distro }}"
         codename: "{{ install_codename }}"
-        arch: [ "{{ install.arch }}" ]
+        arch: [ "{{ install.arch | default('amd64') }}" ]
 
   - role: preseed