more fixes

src/plasma/plasma_manager.c

@@ -762,6 +762,13 @@ void process_object_notification(event_loop *loop,
  object_id obj_id;
  /* Read the notification from Plasma. */
  int n = recv(client_sock, &obj_id, sizeof(object_id), MSG_WAITALL);
+ if (n == 0) {
+ /* The store has closed the socket. */
+ LOG_DEBUG("The plasma store has closed the object notification socket.");
+ event_loop_remove_file(loop, client_sock);
+ close(client_sock);
+ return;
+ }
  CHECK(n == sizeof(object_id));
  /* Add object to locally available object. */
  /* TODO(pcm): Where is this deallocated? */