Route the raced loopback through handleReceived

Author: caveman99

src/mesh/Router.cpp

@@ -1276,8 +1276,9 @@ void Router::deliverLocal(meshtastic_MeshPacket *p, RxSource src)
         if (queued)
             return;
         if (!stillNested) {
-            // The drain finished first, so nothing would pick this up; deliver it here instead.
-            dispatchReceived(copy, src);
+            // The drain finished first, so nothing would pick this up. Go through handleReceived()
+            // rather than dispatchReceived() so a loopback from its modules still defers.
+            handleReceived(copy, src);
             packetPool.release(copy);
             return;
         }

src/mesh/Router.h

@@ -168,7 +168,7 @@ class Router : protected concurrency::OSThread, protected PacketHistory
      * Note: some packets may merely being passed through this node and will be forwarded elsewhere.
      *
      * Note: this packet will never be called for messages sent/generated by this node.
-     * Note: this method will free the provided packet.
+     * Note: this does NOT free the provided packet; the caller still owns it.
      */
     void handleReceived(meshtastic_MeshPacket *p, RxSource src = RX_SRC_RADIO);