* fix documentation of return values for crypto_ahash_init(),
crypto_ahash_finup(), crypto_ahash_final(),
crypto_ahash_digest() and crypto_ahash_update()
Also while at it:
* add notes for device driver developers in struct ahash_alg
description
* fix description of @final method in struct ahash_alg
* fix typo in crypto_ahash_finup() description
Signed-off-by: Kamil Konieczny <k.konieczny@partner.samsung.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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