From 5d942f5aff03dbd4ca8e7445a7375f287d38330c Mon Sep 17 00:00:00 2001
From: Emmanuel Kasper <e.kasper@proxmox.com>
Date: Wed, 27 Sep 2017 14:43:11 +0200
Subject: [PATCH] importovf: explicitly returns undef

We set the returns value to  { type => 'null' } but we returned an empty
string, which was confusing the cli handler.
---
 PVE/CLI/qm.pm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/PVE/CLI/qm.pm b/PVE/CLI/qm.pm
index 0e17cc96..90a44efd 100755
--- a/PVE/CLI/qm.pm
+++ b/PVE/CLI/qm.pm
@@ -599,7 +599,9 @@ __PACKAGE__->register_method ({
 	};
 
 	my $wait_for_lock = 1;
-	return PVE::QemuConfig->lock_config_full($vmid, $wait_for_lock, $importfn);
+	PVE::QemuConfig->lock_config_full($vmid, $wait_for_lock, $importfn);
+
+	return undef;
 
     }
 });