derived_buf 365 security/keys/encrypted-keys/encrypted.c u8 *derived_buf; derived_buf 373 security/keys/encrypted-keys/encrypted.c derived_buf = kzalloc(derived_buf_len, GFP_KERNEL); derived_buf 374 security/keys/encrypted-keys/encrypted.c if (!derived_buf) derived_buf 378 security/keys/encrypted-keys/encrypted.c strcpy(derived_buf, "AUTH_KEY"); derived_buf 380 security/keys/encrypted-keys/encrypted.c strcpy(derived_buf, "ENC_KEY"); derived_buf 382 security/keys/encrypted-keys/encrypted.c memcpy(derived_buf + strlen(derived_buf) + 1, master_key, derived_buf 384 security/keys/encrypted-keys/encrypted.c ret = calc_hash(hash_tfm, derived_key, derived_buf, derived_buf_len); derived_buf 385 security/keys/encrypted-keys/encrypted.c kzfree(derived_buf);