Merge "init: do not load persistent properties from temporary /data"

 * has mounted /data.

 */

void load_persist_props(void) {

    // Devices with FDE have load_persist_props called twice; the first time when the temporary

    // /data partition is mounted and then again once /data is truly mounted.  We do not want to

    // read persistent properties from the temporary /data partition or mark persistent properties

    // as having been loaded during the first call, so we return in that case.

    std::string crypto_state = android::base::GetProperty("ro.crypto.state", "");

    std::string crypto_type = android::base::GetProperty("ro.crypto.type", "");

    if (crypto_state == "encrypted" && crypto_type == "block") {

        static size_t num_calls = 0;

        if (++num_calls == 1) return;

    }

    load_override_properties();

    /* Read persistent properties after all default values have been loaded. */

    load_persistent_properties();