[PATCH, RESEND^2] ssb: mark ssb_bus_register as __maybe_unused

[Kalle Valo]

Arnd Bergmann <arnd at arndb.de> writes:

> The SoC variant of the ssb code is now optional like the other
> ones, which means we can build the framwork without any
> front-end, but that results in a warning:
>
> drivers/ssb/main.c:616:12: warning: 'ssb_bus_register' defined but not used [-Wunused-function]
>
> This annotates the ssb_bus_register function as __maybe_unused to
> shut up the warning. A configuration like this will not work on
> any hardware of course, but we still want this to silently build
> without warnings if the configuration is allowed in the first
> place.
>
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> Fixes: 845da6e58e19 ("ssb: add Kconfig entry for compiling SoC related code")
> Acked-by: Michael Buesch <m at bues.ch>
> ---
> Resent to linux-wireless as requested

Thanks, and sorry for the hassle. I'm planning to push this to 4.5.

-- 
Kalle Valo