As you are using the 3.13 kernel, there really is no need to use the DKMS module as the kernel provides all of the function required in its ovs module in-tree.
Take a read of https://javacruft.wordpress.com/2014/03/03/which-open- vswitch/ ** Changed in: openvswitch (Ubuntu) Status: New => Won't Fix -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1418442 Title: openvswitch-datapath-dkms 1.4.6-0ubuntu1.12.04.4: openvswitch kernel module failed to build [error: conflicting types for ‘genl_notify’] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openvswitch/+bug/1418442/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs