tree bc19822bcae40d8fbbc9696847ff9cf522db8e59
parent 31bd44e7687be8a70e1e744e5cb84974b798d568
author Horia Geantă <horia.geanta@nxp.com> 1472471534 +0300
committer Herbert Xu <herbert@gondor.apana.org.au> 1472655042 +0800

crypto: caam - fix IV loading for authenc (giv)decryption

For algorithms that implement IV generators before the crypto ops,
the IV needed for decryption is initially located in req->src
scatterlist, not in req->iv.

Avoid copying the IV into req->iv by modifying the (givdecrypt)
descriptors to load it directly from req->src.
aead_givdecrypt() is no longer needed and goes away.

Cc: <stable@vger.kernel.org> # 4.3+
Fixes: 479bcc7c5b9e ("crypto: caam - Convert authenc to new AEAD interface")
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>