From 040192991d52fb01cfabdf8bf8ba3d5e82fd7953 Mon Sep 17 00:00:00 2001
From: Julien Fortin <julien@cumulusnetworks.com>
Date: Tue, 28 Jan 2020 11:56:19 +0100
Subject: [PATCH] nlpacket: add tunnel link_kind to encode support list

fixing: TypeError: cannot concatenate 'str' and 'NoneType' objects

Signed-off-by: Julien Fortin <julien@cumulusnetworks.com>
---
 ifupdown2/nlmanager/nlpacket.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/ifupdown2/nlmanager/nlpacket.py b/ifupdown2/nlmanager/nlpacket.py
index fcb89fb..cb125f4 100644
--- a/ifupdown2/nlmanager/nlpacket.py
+++ b/ifupdown2/nlmanager/nlpacket.py
@@ -2791,6 +2791,18 @@ class AttributeIFLA_LINKINFO(Attribute):
             "dummy",
             "bridge",
             "macvlan",
+            "gre",
+            "gretap",
+            "erspan",
+            "ip6gre",
+            "ip6gretap",
+            "ip6erspan",
+            "vti",
+            "vti6",
+            "ipip",
+            "sit",
+            "ip6tnl",
+
         ):
             self.log.debug('Unsupported IFLA_INFO_KIND %s' % kind)
             return