The remove callback is only called after probe completed successfully.
In this case platform_set_drvdata() was called with a non-NULL argument
and so ecc_dev is never NULL.
This is a preparation for making platform remove callbacks return void.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Fix to return negative error code -ENOMEM from the error handling
case instead of 0, as done elsewhere in this function.
Fixes: c9f608c380 ("crypto: keembay-ocs-ecc - Add Keem Bay OCS ECC Driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
The Intel Keem Bay SoC can provide hardware acceleration of Elliptic
Curve Cryptography (ECC) by means of its Offload and Crypto Subsystem
(OCS).
Add the Keem Bay OCS ECC driver which leverages such hardware
capabilities to provide hardware-acceleration of ECDH-256 and ECDH-384.
Signed-off-by: Prabhjot Khurana <prabhjot.khurana@intel.com>
Co-developed-by: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
Signed-off-by: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
