powerpc/nohash: Use IS_ENABLED() to simplify __set_pte_at()

By using IS_ENABLED() we can simplify __set_pte_at() by removing
redundant *ptep = pte.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christophe Leroy 2018-04-24 18:31:32 +02:00 • committed by Michael Ellerman
commit d5808ffaec