Add another nil guard to S3, follow on from #2785
Add another nil guard to S3, follow on from #2785

hashicorp/vault,rnaveiras/vault,hartsock/vault,quixoten/vault,lemondrank/vault,mgk/vault,rnaveiras/vault,joelthompson/vault,kingland/vault,hartsock/vault,hashicorp/vault,rnaveiras/vault,lemondrank/vault,wjam/vault,hashicorp/vault,lirao/vault,joelthompson/vault,naunga/vault,joelthompson/vault,MonsantoCo/vault,quixoten/vault,quixoten/vault,mgk/vault,Aloomaio/vault,hartsock/vault,tallpauley/vault,joelthompson/vault,kingland/vault,kingland/vault,kingland/vault,naunga/vault,Caiyeon/vault,tallpauley/vault,hashicorp/vault,hashicorp/vault,Caiyeon/vault,rnaveiras/vault,hartsock/vault,quixoten/vault,mgk/vault,hashicorp/vault,kingland/vault,Aloomaio/vault,mgk/vault,hartsock/vault,Aloomaio/vault,MonsantoCo/vault,Aloomaio/vault,lirao/vault,rnaveiras/vault,deverton/hashicorp-vault,deverton/hashicorp-vault,wjam/vault