Merge "floss: Mark controller as broken if we got INVALID_FD in Start()" into main

    // We don't want to crash when the chipset is broken.

    if (sock_fd_ == INVALID_FD) {

      log::error("Failed to connect to HCI socket. Aborting HAL initialization process.");

      controller_broken_ = true;

      kill(getpid(), SIGTERM);

      return;

    }