From 710d875fb7d1e3c584415105a67f66724d0ea89d Mon Sep 17 00:00:00 2001
From: Cédric Bosdonnat <cbosdonnat@suse.com>
Date: Oct 19 2016 18:53:30 +0000
Subject: xl: fix 8126d870 broken test


xlconfigtest expects the comma, don't clean it up even if there is
no target to write.

---

diff --git a/src/xenconfig/xen_xl.c b/src/xenconfig/xen_xl.c
index 3752464..9a24039 100644
--- a/src/xenconfig/xen_xl.c
+++ b/src/xenconfig/xen_xl.c
@@ -1068,7 +1068,7 @@ xenFormatXLDisk(virConfValuePtr list, virDomainDiskDefPtr disk)
 
     /* devtype */
     if (disk->device == VIR_DOMAIN_DISK_DEVICE_CDROM)
-        virBufferAddLit(&buf, "devtype=cdrom");
+        virBufferAddLit(&buf, "devtype=cdrom,");
 
     /*
      * target
@@ -1082,7 +1082,7 @@ xenFormatXLDisk(virConfValuePtr list, virDomainDiskDefPtr disk)
         goto cleanup;
 
     if (target)
-        virBufferAsprintf(&buf, ",target=%s", target);
+        virBufferAsprintf(&buf, "target=%s", target);
 
     if (virBufferCheckError(&buf) < 0)
         goto cleanup;