K 10 svn:author V 7 weongyo K 8 svn:date V 27 2009-05-20T03:49:16.841829Z K 7 svn:log V 242 try to unsetup USB xfers before calling ieee80211_ifdetach() to fix a bug referencing a destroyed lock within TX callbacks during device detach. Submitted by: hps (original version) Tested by: Lucius Windschuh END