drop dead code

1 files changed, 20 insertions, 8 deletions

diff --git a/linux/crypto/sha256_generic.c b/linux/crypto/sha256_generic.c
index 0bd272f0..9326bfe7 100644
--- a/linux/crypto/sha256_generic.c
+++ b/linux/crypto/sha256_generic.c
@@ -24,13 +24,15 @@
 #include <asm/unaligned.h>
 
 #include <linux/crypto.h>
-#include <crypto/internal/hash.h>
+#include <crypto/hash.h>
 
 #include <sodium/crypto_hash_sha256.h>
 
+static struct shash_alg sha256_alg;
+
 static int sha256_init(struct shash_desc *desc)
 {
-	crypto_hash_sha256_state *state = shash_desc_ctx(desc);
+	crypto_hash_sha256_state *state = (void *) desc->ctx;
 
 	return crypto_hash_sha256_init(state);
 }
@@ -38,28 +40,38 @@ static int sha256_init(struct shash_desc *desc)
 static int sha256_update(struct shash_desc *desc, const u8 *data,
 			  unsigned int len)
 {
-	crypto_hash_sha256_state *state = shash_desc_ctx(desc);
+	crypto_hash_sha256_state *state = (void *) desc->ctx;
 
 	return crypto_hash_sha256_update(state, data, len);
 }
 
 static int sha256_final(struct shash_desc *desc, u8 *out)
 {
-	crypto_hash_sha256_state *state = shash_desc_ctx(desc);
+	crypto_hash_sha256_state *state = (void *) desc->ctx;
 
 	return crypto_hash_sha256_final(state, out);
 }
 
+static void *sha256_alloc_tfm(void)
+{
+	struct crypto_shash *tfm = kzalloc(sizeof(*tfm), GFP_KERNEL);
+
+	if (!tfm)
+		return NULL;
+
+	tfm->base.alg = &sha256_alg.base;
+	tfm->descsize = sizeof(crypto_hash_sha256_state);
+	return tfm;
+}
+
 static struct shash_alg sha256_alg = {
 	.digestsize	= crypto_hash_sha256_BYTES,
 	.init		= sha256_init,
 	.update		= sha256_update,
 	.final		= sha256_final,
 	.descsize	= sizeof(crypto_hash_sha256_state),
-	.base		= {
-		.cra_name	= "sha256",
-		.cra_flags	= CRYPTO_ALG_TYPE_SHASH,
-	}
+	.base.cra_name	= "sha256",
+	.base.alloc_tfm	= sha256_alloc_tfm,
 };
 
 __attribute__((constructor(110)))