Crypto framework will require async hash export/import, so add empty
functions to prevent OOPS.

Signed-off-by: Kamil Konieczny <k.koniec...@partner.samsung.com>
---
 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


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