Make "controller nl:0" work again, by fixing a layering violation.
[openvswitch] / controller /
drwxr-xr-x   ..
-rw-r--r-- 49 .gitignore
-rw-r--r-- 343 Makefile.am
-rw-r--r-- 6701 controller.8.in
-rw-r--r-- 10686 controller.c