#vulnerable code 
                                public SummonerSpellList getDataSummonerSpellList() throws RiotApiException {

        return StaticDataMethod.getDataSummonerSpellList(getRegion(), getKey(), null, null, false, null);
    } 
                            #location 3 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                public SummonerSpellList getDataSummonerSpellList() throws RiotApiException {

        return StaticDataMethod.getDataSummonerSpellList(getRegion(), getKey(), null, null, false, (SpellData) null);
    }