powerpc: remove unnecessary unlikely()

[Michael Ellerman]

On Fri, 2018-09-07 at 15:35:26 UTC, Igor Stoppa wrote:
> WARN_ON() already contains an unlikely(), so it's not necessary to
> wrap it into another.
> 
> Signed-off-by: Igor Stoppa <igor.stoppa at huawei.com>
> Cc: Arseny Solokha <asolokha at kb.kras.ru>
> Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> Cc: Paul Mackerras <paulus at samba.org>
> Cc: Michael Ellerman <mpe at ellerman.id.au>
> Cc: linuxppc-dev at lists.ozlabs.org
> Cc: linux-kernel at vger.kernel.org

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/63da6caeb84cfad3d1e5774b7049dd1d

cheers