mss.c pcm fix to ' attach returned 6 ' load failure for v5.x acpi and up

[M. Warner Losh]

In message: <4.3.2.7.2.20050716141708.01f5f930 at mail.qconline.com>
            Harry Coin <harrycoin at qconline.com> writes:
: Warner,
: 
: Seems you've got it all surrounded, save for this I didn't see a comment upon:
: 
: We have: 
: http://www.freebsd.org/doc/en_US.ISO8859-1/books/arch-handbook/isa-driver-config.html
: ...That means that absolutely every driver, even the ones not supporting 
: any PnP devices must call ISA_PNP_PROBE(), at least with an empty PnP ID 
: table to return failure on unknown PnP devices....
: 
: Which is not the case in mss.c and from John's comments many other non-pnp 
: isa drivers.  Seems a project to either fix the doc or the drivers.

I'll go fix the docs.

Warner