73 	struct stm32_pka_bn d = { };  in stm32_gen_keypair()  local
91 	    crypto_bignum_num_bytes(key->d) > bytes ||  in stm32_gen_keypair()
96 	d.val = calloc(1, bytes);  in stm32_gen_keypair()
97 	d.size = bytes;  in stm32_gen_keypair()
98 	if (!d.val)  in stm32_gen_keypair()
102 	res = crypto_rng_read(d.val, d.size);  in stm32_gen_keypair()
104 		free(d.val);  in stm32_gen_keypair()
111 		free(d.val);  in stm32_gen_keypair()
119 		free(d.val);  in stm32_gen_keypair()
123 	res = stm32_pka_edac_gen_pubkey(&d, &pk, cid);  in stm32_gen_keypair()
127 	res = crypto_bignum_bin2bn(d.val, d.size, key->d);  in stm32_gen_keypair()
140 	free_wipe(d.val);  in stm32_gen_keypair()
152 	struct stm32_pka_bn d = { };  in sign()  local
170 	if (crypto_bignum_num_bytes(key->d) > bytes || *sig_len < 2 * bytes)  in sign()
175 	d.size = crypto_bignum_num_bytes(key->d);  in sign()
176 	d.val = calloc(1, d.size);  in sign()
177 	if (!d.val)  in sign()
180 	crypto_bignum_bn2bin(key->d, d.val);  in sign()
185 		free_wipe(d.val);  in sign()
198 	res = stm32_pka_ecdsa_sign(msg, msg_size, &sig_r, &sig_s, &d, &k, cid);  in sign()
202 	free_wipe(d.val);  in sign()
305 	s->d = crypto_bignum_allocate(PKA_MAX_ECC_LEN);  in stm32_alloc_keypair()
306 	if (!s->d)  in stm32_alloc_keypair()
311 		crypto_bignum_free(&s->d);  in stm32_alloc_keypair()
317 		crypto_bignum_free(&s->d);  in stm32_alloc_keypair()
392 	struct stm32_pka_bn d = { };  in shared_secret()  local
425 	d.size = crypto_bignum_num_bytes(private_key->d);  in shared_secret()
426 	d.val = calloc(1, d.size);  in shared_secret()
427 	if (!d.val) {  in shared_secret()
432 	crypto_bignum_bn2bin(private_key->d, d.val);  in shared_secret()
457 	res = stm32_pka_ecc_scalar_mul(&d, &pk, &result, cid);  in shared_secret()
471 	free_wipe(d.val);  in shared_secret()