[gnome-continuous-yocto/gnomeostree-3.28-rocko: 139/8267] image-live.bbclass: make the INITRD optional

[Emmanuele Bassi <ebassi src gnome org>]

commit 199b348d1d0a3973477bd5feeed634a92991908f
Author: Christopher Larson <chris_larson mentor com>
Date:   Tue May 3 13:20:35 2016 -0700

    image-live.bbclass: make the INITRD optional
    
    This aligns with image-vm, and makes sense for wic bootimg-efi images, which
    don't actually want any of the live installer bits.
    
    (From OE-Core rev: 3d985512acdf1d7821c410d196fe372221555524)
    
    Signed-off-by: Christopher Larson <chris_larson mentor com>
    Signed-off-by: Ross Burton <ross burton intel com>
    Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>

 meta/classes/image-live.bbclass |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/meta/classes/image-live.bbclass b/meta/classes/image-live.bbclass
index c8a8610..ea6ced2 100644
--- a/meta/classes/image-live.bbclass
+++ b/meta/classes/image-live.bbclass
@@ -56,7 +56,7 @@ python() {
     if image_b == initrd_i:
         bb.error('INITRD_IMAGE_LIVE %s cannot use image live, hddimg or iso.' % initrd_i)
         bb.fatal('Check IMAGE_FSTYPES and INITRAMFS_FSTYPES settings.')
-    else:
+    elif initrd_i:
         d.appendVarFlag('do_bootimg', 'depends', ' %s:do_image_complete' % initrd_i)
 }