[ZH] Add more places to prevent cells leaking pathing info if they fail some conditions

Author: Mauller

GeneralsMD/Code/GameEngine/Source/GameLogic/AI/AIPathfind.cpp

@@ -6561,10 +6561,14 @@ Path *Pathfinder::internalFindPath( Object *obj, const LocomotorSet& locomotorSe
 	zone2 =  m_zoneManager.getEffectiveZone(locomotorSet.getValidSurfaces(), isCrusher, goalCell->getZone());
 
 	if (layer==LAYER_WALL && zone1 == 0) {
+		goalCell->releaseInfo();
+		parentCell->releaseInfo();
 		return NULL;
 	}
 
 	if (destinationLayer==LAYER_WALL && zone2 == 0) {
+		goalCell->releaseInfo();
+		parentCell->releaseInfo();
 		return NULL;
 	}
 
@@ -7101,6 +7105,7 @@ Path *Pathfinder::findGroundPath( const Coord3D *from,
 	PathfindLayerEnum layer = TheTerrainLogic->getLayerForDestination(from);
 	PathfindCell *parentCell = getClippedCell( layer,&clipFrom );
 	if (parentCell == NULL) {
+		goalCell->releaseInfo();
 		return NULL;
 	}
 	if (parentCell!=goalCell) {