Silly typo causing a segv

Signed-off-by: Mark McLoughlin <markmc@redhat.com>

Index: libvirt/qemud/conf.c
===================================================================
--- libvirt.orig/qemud/conf.c
+++ libvirt/qemud/conf.c
@@ -1558,6 +1558,7 @@ struct qemud_network *qemudLoadNetworkCo
             return NULL;
         }
 
+        network->def = def;
         newNetwork = 1;
     }
 

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