1 files changed, 0 insertions, 91 deletions
diff --git a/crypto/curve25519-generic.c b/crypto/curve25519-generic.c
deleted file mode 100644
index f3e56e73c66c..000000000000
--- a/crypto/curve25519-generic.c
+++ /dev/null
@@ -1,91 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#include <crypto/curve25519.h>
-#include <crypto/internal/kpp.h>
-#include <crypto/kpp.h>
-#include <linux/module.h>
-#include <linux/scatterlist.h>
-
-static int curve25519_set_secret(struct crypto_kpp *tfm, const void *buf,
-				 unsigned int len)
-{
-	u8 *secret = kpp_tfm_ctx(tfm);
-
-	if (!len)
-		curve25519_generate_secret(secret);
-	else if (len == CURVE25519_KEY_SIZE &&
-		 crypto_memneq(buf, curve25519_null_point, CURVE25519_KEY_SIZE))
-		memcpy(secret, buf, CURVE25519_KEY_SIZE);
-	else
-		return -EINVAL;
-	return 0;
-}
-
-static int curve25519_compute_value(struct kpp_request *req)
-{
-	struct crypto_kpp *tfm = crypto_kpp_reqtfm(req);
-	const u8 *secret = kpp_tfm_ctx(tfm);
-	u8 public_key[CURVE25519_KEY_SIZE];
-	u8 buf[CURVE25519_KEY_SIZE];
-	int copied, nbytes;
-	u8 const *bp;
-
-	if (req->src) {
-		copied = sg_copy_to_buffer(req->src,
-					   sg_nents_for_len(req->src,
-							    CURVE25519_KEY_SIZE),
-					   public_key, CURVE25519_KEY_SIZE);
-		if (copied != CURVE25519_KEY_SIZE)
-			return -EINVAL;
-		bp = public_key;
-	} else {
-		bp = curve25519_base_point;
-	}
-
-	curve25519_generic(buf, secret, bp);
-
-	/* might want less than we've got */
-	nbytes = min_t(size_t, CURVE25519_KEY_SIZE, req->dst_len);
-	copied = sg_copy_from_buffer(req->dst, sg_nents_for_len(req->dst,
-								nbytes),
-				     buf, nbytes);
-	if (copied != nbytes)
-		return -EINVAL;
-	return 0;
-}
-
-static unsigned int curve25519_max_size(struct crypto_kpp *tfm)
-{
-	return CURVE25519_KEY_SIZE;
-}
-
-static struct kpp_alg curve25519_alg = {
-	.base.cra_name		= "curve25519",
-	.base.cra_driver_name	= "curve25519-generic",
-	.base.cra_priority	= 100,
-	.base.cra_module	= THIS_MODULE,
-	.base.cra_ctxsize	= CURVE25519_KEY_SIZE,
-
-	.set_secret		= curve25519_set_secret,
-	.generate_public_key	= curve25519_compute_value,
-	.compute_shared_secret	= curve25519_compute_value,
-	.max_size		= curve25519_max_size,
-};
-
-static int __init curve25519_init(void)
-{
-	return crypto_register_kpp(&curve25519_alg);
-}
-
-static void __exit curve25519_exit(void)
-{
-	crypto_unregister_kpp(&curve25519_alg);
-}
-
-module_init(curve25519_init);
-module_exit(curve25519_exit);
-
-MODULE_ALIAS_CRYPTO("curve25519");
-MODULE_ALIAS_CRYPTO("curve25519-generic");
-MODULE_DESCRIPTION("Curve25519 elliptic curve (RFC7748)");
-MODULE_LICENSE("GPL");