Refs #7920. Fix on intraprocess_heartbeat.

Signed-off-by: Miguel Company <MiguelCompany@eprosima.com>
eProsima · Apr 30, 2020 · 1f431ff · 1f431ff
1 parent 39720e4
commit 1f431ff
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/cpp/rtps/writer/StatefulWriter.cpp b/src/cpp/rtps/writer/StatefulWriter.cpp
@@ -478,7 +478,10 @@ bool StatefulWriter::intraprocess_heartbeat(
                         this->getAttributes().durabilityKind < TRANSIENT_LOCAL)
                 {
                     SequenceNumber_t last_irrelevance = reader_proxy->changes_low_mark();
-                    reader->processGapMsg(m_guid, first_seq, SequenceNumberSet_t(last_irrelevance + 1));
+                    if (first_seq <= last_irrelevance)
+                    {
+                        reader->processGapMsg(m_guid, first_seq, SequenceNumberSet_t(last_irrelevance + 1));
+                    }
                 }
             }
         }