PimDm: Changed isOlistNull condition to consider local delivery.

inet-framework · Feb 9, 2024 · 35ec305 · 35ec305
1 parent 49180a8
commit 35ec305
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/inet/routing/pim/modes/PimDm.cc b/src/inet/routing/pim/modes/PimDm.cc
@@ -1844,6 +1844,9 @@ PimDm::DownstreamInterface *PimDm::Route::removeDownstreamInterface(int interfac
 
 bool PimDm::Route::isOlistNull()
 {
+    // the multicast tree cannot be pruned if local delivery is needed, so we pretend there's an out interface
+    if (static_cast<PimDm *>(owner)->isMulticastGroupJoined(group))
+        return false;
     for (auto& elem : downstreamInterfaces) {
         if (elem->isInOlist())
             return false;