[PATCH net] net: thunderx: remove effective "default y" from Kconfig if ARCH_THUNDER=y

[David Miller]

From: Ian Campbell <ijc at hellion.org.uk>
Date: Tue,  4 Aug 2015 20:25:55 +0100

> As well as for kernels built only for ThunderX ARCH_THUNDERX is also enabled
> for kernels which support multiple platforms (such as distro kernels). Thus
> "default ARCH_THUNDER" is inappropriate.
> 
> I believe default m is equally frowned upon, so remove the line completely
> rather than "default m if ARCH_THUNDER".
> 
> Signed-off-by: Ian Campbell <ijc at hellion.org.uk>

Applied.