#vulnerable code 
                                @Override
    public boolean isInNonPointsRegion(Location location) {
        if (! isInRegion(location)) {
            return false;
        }

        for (ProtectedRegion region : getRegionSet(location)) {
            if (region.getFlag(noPointsFlag) == StateFlag.State.ALLOW) {
                return true;
            }
        }

        return false;
    } 
                            #location 7 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                @Override
    public boolean isInNonPointsRegion(Location location) {
        ApplicableRegionSet regionSet = getRegionSet(location);

        if (regionSet == null) {
            return false;
        }

        for (ProtectedRegion region : regionSet) {
            if (region.getFlag(noPointsFlag) == StateFlag.State.ALLOW) {
                return true;
            }
        }

        return false;
    }