From: Kamil Konieczny Subject: [PATCH] crypto: ux500/hash: Add empty export and import Date: Tue, 16 Jan 2018 17:32:18 +0100 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: "David S. Miller" , Linus Walleij , Bartlomiej Zolnierkiewicz , linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, Joakim Bech To: Herbert Xu Return-path: Content-language: en-US Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-crypto.vger.kernel.org Crypto framework will require async hash export/import, so add empty functions to prevent OOPS. Signed-off-by: Kamil Konieczny --- drivers/crypto/ux500/hash/hash_core.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/crypto/ux500/hash/hash_core.c b/drivers/crypto/ux500/hash/hash_core.c index 9acccad26928..2d0a677bcc76 100644 --- a/drivers/crypto/ux500/hash/hash_core.c +++ b/drivers/crypto/ux500/hash/hash_core.c @@ -1403,6 +1403,16 @@ static int ahash_sha256_digest(struct ahash_request *req) return ret1 ? ret1 : ret2; } +static int ahash_noimport(struct ahash_request *req, const void *in) +{ + return -ENOSYS; +} + +static int ahash_noexport(struct ahash_request *req, void *out) +{ + return -ENOSYS; +} + static int hmac_sha1_init(struct ahash_request *req) { struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); @@ -1507,6 +1517,8 @@ static struct hash_algo_template hash_algs[] = { .update = ahash_update, .final = ahash_final, .digest = ahash_sha1_digest, + .export = ahash_noexport, + .import = ahash_noimport, .halg.digestsize = SHA1_DIGEST_SIZE, .halg.statesize = sizeof(struct hash_ctx), .halg.base = { @@ -1529,6 +1541,8 @@ static struct hash_algo_template hash_algs[] = { .update = ahash_update, .final = ahash_final, .digest = ahash_sha256_digest, + .export = ahash_noexport, + .import = ahash_noimport, .halg.digestsize = SHA256_DIGEST_SIZE, .halg.statesize = sizeof(struct hash_ctx), .halg.base = { @@ -1553,6 +1567,8 @@ static struct hash_algo_template hash_algs[] = { .final = ahash_final, .digest = hmac_sha1_digest, .setkey = hmac_sha1_setkey, + .export = ahash_noexport, + .import = ahash_noimport, .halg.digestsize = SHA1_DIGEST_SIZE, .halg.statesize = sizeof(struct hash_ctx), .halg.base = { @@ -1577,6 +1593,8 @@ static struct hash_algo_template hash_algs[] = { .final = ahash_final, .digest = hmac_sha256_digest, .setkey = hmac_sha256_setkey, + .export = ahash_noexport, + .import = ahash_noimport, .halg.digestsize = SHA256_DIGEST_SIZE, .halg.statesize = sizeof(struct hash_ctx), .halg.base = { -- 2.15.0