K 10 svn:author V 3 sam K 8 svn:date V 27 2009-08-12T21:34:57.378071Z K 7 svn:log V 285 MFC r196159: Drain link state event changes posted during vap destroy. This is a band-aid for the general problem that if_link_state_change can be called between if_detach and if_free leaving a task queued that has been free'd. Reviewed by: rwatson Approved by: re (rwatson) END