On Thu, Jul 02, 2015 at 10:48:31AM +0530, Lokesh Vutla wrote:
> OMAP AES driver returns an error if the data is not aligned with
> AES_BLOCK_SIZE bytes.
> But OMAP AES hw allows data input upto 1 byte aligned, but still
> zeros are to be appended and complete AES_BLOCK_SIZE has to be written.
> And correct length has to be passed in LENGTH field.
> Adding support for inputs not aligned with AES_BLOCK_SIZE.
>
> Signed-off-by: Lokesh Vutla <lokeshvu...@ti.com>
> ---
> drivers/crypto/omap-aes.c | 33 ++++++++++++++++-----------------
> 1 file changed, 16 insertions(+), 17 deletions(-)
>
> diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
> index 9a28b7e..a923101 100644
> --- a/drivers/crypto/omap-aes.c
> +++ b/drivers/crypto/omap-aes.c
> @@ -558,6 +558,9 @@ static int omap_aes_check_aligned(struct scatterlist *sg,
> int total)
> {
> int len = 0;
>
> + if (!IS_ALIGNED(total, AES_BLOCK_SIZE))
> + return -1;-EINVAL? -- balbi
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