func populateLocationConstraint(r *request.Request) { if r.ParamsFilled() && aws.StringValue(r.Service.Config.Region) != "us-east-1" { in := r.Params.(*CreateBucketInput) if in.CreateBucketConfiguration == nil { r.Params = awsutil.CopyOf(r.Params) in = r.Params.(*CreateBucketInput) in.CreateBucketConfiguration = &CreateBucketConfiguration{ LocationConstraint: r.Service.Config.Region, } } } }