From 613fa425ed4a7a08bc1f19f9b0efa230a74180ef Mon Sep 17 00:00:00 2001
From: Daniel Ehlers <danielehlers@mindeye.net>
Date: Tue, 4 Feb 2014 15:53:22 +0100
Subject: [PATCH] nodedb.py: stop similar mac address check when parts are not
 equal

---
 nodedb.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/nodedb.py b/nodedb.py
index b6c2a76..65e4d5e 100644
--- a/nodedb.py
+++ b/nodedb.py
@@ -324,6 +324,9 @@ def is_derived_mac(a, b):
   except ValueError:
     return False
 
+  if mac_a[4] != mac_b[4] or mac_a[2] != mac_b[2] or mac_a[1] != mac_b[1]:
+    return False
+
   x = list(mac_a)
   x[5] += 1
   x[5] %= 255