diff --git a/mongo/client.go b/mongo/client.go
index 280749c7dd..4266412aab 100644
--- a/mongo/client.go
+++ b/mongo/client.go
@@ -209,10 +209,6 @@ func NewClient(opts ...*options.ClientOptions) (*Client, error) {
 		clientOpt.SetMaxPoolSize(defaultMaxPoolSize)
 	}
 
-	if err != nil {
-		return nil, err
-	}
-
 	cfg, err := topology.NewConfig(clientOpt, client.clock)
 	if err != nil {
 		return nil, err