linux-imx

rt2800: do not nullify initialization vector data

If we restart hw we should keep existing IV (initialization vector)
otherwise HW encryption will be broken after restart.

Also fix some coding style issues on the way.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>