K 10 svn:author V 8 hselasky K 8 svn:date V 27 2011-11-19T10:11:50.901253Z K 7 svn:log V 264 Move the device_delete_all_children() function from usb_util.c to kern/subr_bus.c. Simplify this function so that it no longer depends on malloc() to execute. Identify a few other places where it makes sense to use device_delete_all_children(). MFC after: 1 week END