Avoid crash in case of ENENT_..._NONE messages (which typically

don't have packet data).


git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/branches/hilnius@13189 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/network/event.cpp

@@ -37,6 +37,9 @@ Event::Event(ENetEvent* event)
         type = EVENT_TYPE_MESSAGE;
         break;
     case ENET_EVENT_TYPE_NONE:
+        // Typically there's no packet data, but just in
+        // case test and delete it
+        if(event->packet)
             enet_packet_destroy(event->packet);
         return;
         break;