From df2006b2756eb102fb47307ae78b594e0f91aed0 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Thu, 23 Feb 2017 15:09:02 +0000
Subject: [PATCH] v2v: -i libvirt: Fix test for "json:" backing file support.
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Thanks: Tomáš Golembiovský for pointing out the error and
showing how to fix it.
---
 v2v/input_libvirt_other.ml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/v2v/input_libvirt_other.ml b/v2v/input_libvirt_other.ml
index 1e4fab848..d4315a218 100644
--- a/v2v/input_libvirt_other.ml
+++ b/v2v/input_libvirt_other.ml
@@ -35,6 +35,7 @@ open Utils
  *)
 let error_if_libvirt_does_not_support_json_backingfile () =
   let libguestfs_backend = (open_guestfs ())#get_backend () in
+  let libguestfs_backend, _ = String.split ":" libguestfs_backend in
   if libguestfs_backend = "libvirt" then (
     if Domainxml.libvirt_get_version () < (2, 1, 0) then
       error (f_"because of libvirt bug https://bugzilla.redhat.com/1134878 you must EITHER upgrade to libvirt >= 2.1.0 OR set this environment variable:\n\nexport LIBGUESTFS_BACKEND=direct\n\nand then rerun the virt-v2v command.")