veth-peer-name: check if dependent interface exists in /e/n/i

Signed-off-by: Julien Fortin <julien@cumulusnetworks.com>

diff --git a/ifupdown2/ifupdown/ifupdownmain.py b/ifupdown2/ifupdown/ifupdownmain.py
index 04dd6d79c47314efda4602c3179433e1f4a7ef25..549923ee73e9edf28d094d525aef088718e38115 100644 (file)
--- a/ifupdown2/ifupdown/ifupdownmain.py
+++ b/ifupdown2/ifupdown/ifupdownmain.py
@@ -750,7 +750,7 @@ class ifupdownMain:
             difaceobj = self.get_ifaceobj_first(diface)
             # If the dependent iface isn't a veth link - which shouldn't
             # happen - ignore it to be save.
-            if difaceobj and difaceobj.get_attr_value_first('link-type') != "veth":
+            if not difaceobj or (difaceobj and difaceobj.get_attr_value_first('link-type') != "veth"):
                 continue
 
             # If the peer has a desired peer name set and this is us,