3734 		struct bignum *ss = NULL;  in syscall_cryp_derive_key()  local
3757 		ss = crypto_bignum_allocate(alloc_size);  in syscall_cryp_derive_key()
3758 		if (pub && ss) {  in syscall_cryp_derive_key()
3761 							      pub, ss);  in syscall_cryp_derive_key()
3763 				sk->key_size = crypto_bignum_num_bytes(ss);  in syscall_cryp_derive_key()
3764 				crypto_bignum_bn2bin(ss, (uint8_t *)(sk + 1));  in syscall_cryp_derive_key()
3774 		crypto_bignum_free(&ss);  in syscall_cryp_derive_key()
3885 		struct tee_cryp_obj_secret *ss = ko->attr;  in syscall_cryp_derive_key()  local
3886 		const uint8_t *shared_secret = (const uint8_t *)(ss + 1);  in syscall_cryp_derive_key()
3894 		if (derived_key_len > ss->alloc_size) {  in syscall_cryp_derive_key()
3899 		res = tee_cryp_concat_kdf(hash_id, shared_secret, ss->key_size,  in syscall_cryp_derive_key()
3914 		struct tee_cryp_obj_secret *ss = ko->attr;  in syscall_cryp_derive_key()  local
3915 		const uint8_t *password = (const uint8_t *)(ss + 1);  in syscall_cryp_derive_key()
3923 		if (derived_key_len > ss->alloc_size) {  in syscall_cryp_derive_key()
3928 		res = tee_cryp_pbkdf2(hash_id, password, ss->key_size, salt,  in syscall_cryp_derive_key()