);   goto out_delete;  }   fdarray__init_revents(fda, POLLHUP);  fda->entries[0].revents = POLLIN;  expected_fd[0] = fda->entries[0].fd;  fda->entries[0].revents = POLLIN;  expected_fd[0] = fda->entries[0].fd;   pr_debug("\nfiltering all but 