In backend NICs arrive with netinfo filled. If nic.network is not None
nic.netinfo is not too. Thus all the info is derived from HooksDict()
and nic.network must not be checked.
---
 lib/backend.py |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/lib/backend.py b/lib/backend.py
index cf28d4f..569a616 100644
--- a/lib/backend.py
+++ b/lib/backend.py
@@ -2501,11 +2501,6 @@ def OSEnvironment(instance, inst_os, debug=0):
     if nic.netinfo:
       nobj = objects.Network.FromDict(nic.netinfo)
       result.update(nobj.HooksDict("NIC_%d_" % idx))
-    elif nic.network:
-      # FIXME: broken network reference: the instance NIC specifies a network,
-      # but the relevant network entry was not in the config. This should be
-      # made impossible.
-      result["INSTANCE_NIC%d_NETWORK" % idx] = nic.network
     if constants.HV_NIC_TYPE in instance.hvparams:
       result["NIC_%d_FRONTEND_TYPE" % idx] = \
         instance.hvparams[constants.HV_NIC_TYPE]
-- 
1.7.10.4

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