DEC: Whitespace cleanup

Commit 70342287 [MIPS: Whitespace
cleanup.] did a lot of good and a little damage.  Revert the damage.
Signed-off-by: NMaciej W. Rozycki <macro@linux-mips.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5875/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>