[PATCH] vbox: avoid provoking assertions in VBoxSVC

[Jean-Baptiste Rouault <jean-baptiste.rouault@xxxxxxxxxxx>]

Passing a NULL pointer to IMachine::delete virtualbox API
causes VBoxSVC to raise an assertion. This patch passes
an empty array instead.
---
 src/vbox/vbox_tmpl.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/vbox/vbox_tmpl.c b/src/vbox/vbox_tmpl.c
index 68e3b05..be25828 100644
--- a/src/vbox/vbox_tmpl.c
+++ b/src/vbox/vbox_tmpl.c
@@ -5294,7 +5294,8 @@ vboxDomainUndefineFlags(virDomainPtr dom, unsigned int flags)
 
         ((IMachine_Delete)machine->vtbl->Delete)(machine, &safeArray, &progress);
 # else
-        machine->vtbl->Delete(machine, 0, NULL, &progress);
+        vboxArray array = VBOX_ARRAY_INITIALIZER;
+        machine->vtbl->Delete(machine, 0, (IMedium**)&array, &progress);
 # endif
         if (progress != NULL) {
             progress->vtbl->WaitForCompletion(progress, -1);
-- 
1.7.9.1

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