If the parent interface is not IFF_RUNNING, do not call its start function. This prevent a variety of fun panics.
If the parent interface is not IFF_RUNNING, do not call its start function.
This prevent a variety of fun panics.

From NetBSD

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars