Staging VME: Fix remaining checkpatch.pl errors.

This patch solves all the existing issues reported by checkpatch.pl in the VME
sub-system.

Signed-off-by: Vincent Bossier <vincent.bossier@gmail.com>
Acked-by: Martyn Welch <martyn.welch@ge.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>