crypto: ecdh - comply with crypto_kpp_maxsize()
authorTudor-Dan Ambarus <tudor.ambarus@microchip.com>
Thu, 25 May 2017 07:18:10 +0000 (10:18 +0300)
committerHerbert Xu <herbert@gondor.apana.org.au>
Sat, 10 Jun 2017 04:04:28 +0000 (12:04 +0800)
commitd0efb48b8615292e05373caa27854e36e732668b
treedf5bae0162177c605d02b9530308e481dc7e0add
parent7f69105077bfb36a8ff9c2ee20af50d921445fc0
crypto: ecdh - comply with crypto_kpp_maxsize()

crypto_kpp_maxsize() asks for the output buffer size without
caring for errors. It allways assume that will be called after
a valid setkey. Comply with it and return what he wants.

nbytes has no sense now, remove it and directly return the maxsize.

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto/ecdh.c