From 4f08ff796bbb1dc2a5f29787c64d63a333532df6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20B=C3=BChler?= <stefan.buehler@tik.uni-stuttgart.de>
Date: Wed, 2 Aug 2023 12:03:30 +0200
Subject: [PATCH] ipneigh: handle missing mac from neighbor entry

---
 src/capport/utils/ipneigh.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/capport/utils/ipneigh.py b/src/capport/utils/ipneigh.py
index 6836f80..7c591c0 100644
--- a/src/capport/utils/ipneigh.py
+++ b/src/capport/utils/ipneigh.py
@@ -54,6 +54,8 @@ class NeighborController:
         if neigh is None:
             return None
         mac = neigh.get_attr(neigh.name2nla('lladdr'))
+        if mac is None:
+            return None
         return cptypes.MacAddress.parse(mac)
 
     async def get_route(