fix IOCRs for profinet configuration

9344a78b · Marcus Nordenberg · Marcus Nordenberg · 048a0ad9 · 9344a78b
Commit 9344a78b authored Jun 17, 2019 by Marcus Nordenberg Committed by Marcus Nordenberg Jun 17, 2019
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profibus/lib/rt/src/rt_pn_iface.cpp profibus/lib/rt/src/rt_pn_iface.cpp +2 -2

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--- a/profibus/lib/rt/src/rt_pn_iface.cpp
+++ b/profibus/lib/rt/src/rt_pn_iface.cpp
@@ -448,8 +448,8 @@ void pack_download_req(T_PNAK_SERVICE_REQ_RES* ServiceReqRes,
    for (std::vector<GsdmlSubslotData*>::iterator it
         = dev_data->slot_data[ii]->subslot_data.begin();
         it != dev_data->slot_data[ii]->subslot_data.end();) {
-      // The interface submodule is always 32768 according to the standard
+      // Don't add expectedsubmoduleblock if there's no IOCR
-      if ((*it)->subslot_number == 32768) {
+      if ((*it)->data_record.empty() && ((*it)->io_input_length == 0 && (*it)->io_output_length == 0)) {
        delete *it;
        it = dev_data->slot_data[ii]->subslot_data.erase(it);
      } else {