powerpc/nvram: Fix NVRAM partition list setup
powerpc/nvram: Fix NVRAM partition list setup

Simplify creation and use of the NVRAM partition list.

Signed-off-by: Jim Keniston <40777a9d59bdf69ed7abf1ca5dad3b4d30e1b574@us.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <a7089bb6e7e92505d88aaff006cbdd60cc9120b6@kernel.crashing.org>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas