Staging: kpc2000: kpc_dma: Resolve space errors around pointers and function declarations reported by checkpatch.

This patch resolves below errors reported by checkpatch
ERROR: "(foo*)" should be "(foo *)"
ERROR: "foo * bar" should be "foo *bar"
ERROR: "foo __init  bar" should be "foo __init bar"
ERROR: "foo __exit  bar" should be "foo __exit bar"
Signed-off-by: Vandana BN <bnvandana@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>