crypto: talitos - Simplify key parsing
crypto: talitos - Simplify key parsing

Use the common helper function crypto_authenc_extractkeys() for key
parsing.

Cc: Kim Phillips <4dbb162515b917285c0a29b08c706fd5ea64dadc@freescale.com>
Cc: Herbert Xu <ef65de1c7be0aa837fe7b25ba9a7739905af6a55@gondor.apana.org.au>
Cc: "David S. Miller" <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>
Signed-off-by: Mathias Krause <ff4f38c07c3e7ea405b940b9815ceb40abb3ee2e@secunet.com>
Signed-off-by: Herbert Xu <ef65de1c7be0aa837fe7b25ba9a7739905af6a55@gondor.apana.org.au>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs