crypto: stm32/hash - rework padding length

Due to another patch, the dma fails when padding is
needed as the given length is not correct.

Signed-off-by: Lionel Debieve <lionel.debieve@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Lionel Debieve 2018-01-29 15:28:11 +01:00 • committed by Herbert Xu
commit d03d29bd18