|  | @@ -798,11 +798,12 @@ connection_edge_process_relay_cell_not_open(
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				|  |  |    }
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				|  |  |  
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				|  |  |    log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
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				|  |  | -       "Got an unexpected relay command %d, in state %d (%s). Closing.",
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				|  |  | +       "Got an unexpected relay command %d, in state %d (%s). Dropping.",
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				|  |  |         rh->command, conn->state, conn_state_to_string(conn->type, conn->state));
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				|  |  | -  connection_edge_end(conn, END_STREAM_REASON_TORPROTOCOL, conn->cpath_layer);
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				|  |  | -  connection_mark_for_close(conn);
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				|  |  | -  return -1;
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				|  |  | +  return 0; /* for forward compatibility, don't kill the circuit */
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				|  |  | +//  connection_edge_end(conn, END_STREAM_REASON_TORPROTOCOL, conn->cpath_layer);
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				|  |  | +//  connection_mark_for_close(conn);
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				|  |  | +//  return -1;
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				|  |  |  }
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				|  |  |  
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				|  |  |  /** An incoming relay cell has arrived on circuit <b>circ</b>. If
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				|  | @@ -1035,8 +1036,10 @@ connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ,
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				|  |  |                                cell->payload+RELAY_HEADER_SIZE);
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				|  |  |        return 0;
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				|  |  |    }
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				|  |  | -  warn(LD_PROTOCOL,"unknown relay command %d.",rh.command);
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				|  |  | -  return -1;
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				|  |  | +  log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
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				|  |  | +         "Received unknown relay command %d. Perhaps the other side is using a newer version of Tor? Dropping.",
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				|  |  | +         rh.command);
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				|  |  | +  return 0; /* for forward compatibility, don't kill the circuit */
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				|  |  |  }
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				|  |  |  
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				|  |  |  uint64_t stats_n_data_cells_packaged = 0;
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