From 05bd1e2a78a453910104b0fe4aa771d08cbeccf1 Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Sat, 16 Sep 2023 17:16:52 +0800 Subject: crypto: x86/sm4 - Remove cfb(sm4) Remove the unused CFB implementation. Signed-off-by: Herbert Xu --- arch/x86/crypto/sm4_aesni_avx2_glue.c | 26 -------------------------- 1 file changed, 26 deletions(-) (limited to 'arch/x86/crypto/sm4_aesni_avx2_glue.c') diff --git a/arch/x86/crypto/sm4_aesni_avx2_glue.c b/arch/x86/crypto/sm4_aesni_avx2_glue.c index 84bc718f49a3..1148fd4cd57f 100644 --- a/arch/x86/crypto/sm4_aesni_avx2_glue.c +++ b/arch/x86/crypto/sm4_aesni_avx2_glue.c @@ -23,8 +23,6 @@ asmlinkage void sm4_aesni_avx2_ctr_enc_blk16(const u32 *rk, u8 *dst, const u8 *src, u8 *iv); asmlinkage void sm4_aesni_avx2_cbc_dec_blk16(const u32 *rk, u8 *dst, const u8 *src, u8 *iv); -asmlinkage void sm4_aesni_avx2_cfb_dec_blk16(const u32 *rk, u8 *dst, - const u8 *src, u8 *iv); static int sm4_skcipher_setkey(struct crypto_skcipher *tfm, const u8 *key, unsigned int key_len) @@ -41,12 +39,6 @@ static int cbc_decrypt(struct skcipher_request *req) } -static int cfb_decrypt(struct skcipher_request *req) -{ - return sm4_avx_cfb_decrypt(req, SM4_CRYPT16_BLOCK_SIZE, - sm4_aesni_avx2_cfb_dec_blk16); -} - static int ctr_crypt(struct skcipher_request *req) { return sm4_avx_ctr_crypt(req, SM4_CRYPT16_BLOCK_SIZE, @@ -87,24 +79,6 @@ static struct skcipher_alg sm4_aesni_avx2_skciphers[] = { .setkey = sm4_skcipher_setkey, .encrypt = sm4_cbc_encrypt, .decrypt = cbc_decrypt, - }, { - .base = { - .cra_name = "__cfb(sm4)", - .cra_driver_name = "__cfb-sm4-aesni-avx2", - .cra_priority = 500, - .cra_flags = CRYPTO_ALG_INTERNAL, - .cra_blocksize = 1, - .cra_ctxsize = sizeof(struct sm4_ctx), - .cra_module = THIS_MODULE, - }, - .min_keysize = SM4_KEY_SIZE, - .max_keysize = SM4_KEY_SIZE, - .ivsize = SM4_BLOCK_SIZE, - .chunksize = SM4_BLOCK_SIZE, - .walksize = 16 * SM4_BLOCK_SIZE, - .setkey = sm4_skcipher_setkey, - .encrypt = sm4_cfb_encrypt, - .decrypt = cfb_decrypt, }, { .base = { .cra_name = "__ctr(sm4)", -- cgit v1.2.3