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For chain mode in cipher(eg. AES-CBC/DES-CBC), the iv is continuously
updated in the operation. The new iv value should be written to device
register by software.
Reported-by: Eric Biggers <ebiggers@google.com>
Fixes: 433cd2c617 ("crypto: rockchip - add crypto driver for rk3288")
Cc: <stable@vger.kernel.org> # v4.5+
Signed-off-by: Zhang Zhijie <zhangzj@rock-chips.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>