diff -ur eudev-3.1.2.orig/rules/80-net-name-slot.rules eudev-3.1.2/rules/80-net-name-slot.rules
--- eudev-3.1.2.orig/rules/80-net-name-slot.rules	2015-06-02 14:08:44.000000000 +0000
+++ eudev-3.1.2/rules/80-net-name-slot.rules	2015-07-23 18:59:41.569173961 +0000
@@ -5,7 +5,7 @@
 NAME!="", GOTO="net_name_slot_end"
 
 IMPORT{cmdline}="net.ifnames"
-ENV{net.ifnames}=="0", GOTO="net_name_slot_end"
+ENV{net.ifnames}!="1", GOTO="net_name_slot_end"
 
 NAME=="", ENV{ID_NET_NAME_ONBOARD}!="", NAME="$env{ID_NET_NAME_ONBOARD}"
 NAME=="", ENV{ID_NET_NAME_SLOT}!="", NAME="$env{ID_NET_NAME_SLOT}"