fix sonar cube bugs

Signed-off-by: Christian Richter <crichter@owncloud.com>

ocis-pkg/handlers/checknats.go

@@ -9,7 +9,7 @@ import (
 
 // NewNatsCheck checks the reachability of a nats server.
 func NewNatsCheck(natsCluster string, options ...nats.Option) func(context.Context) error {
-	return func(ctx context.Context) error {
+	return func(_ context.Context) error {
 		n, err := nats.Connect(natsCluster, options...)
 		if err != nil {
 			return fmt.Errorf("could not connect to nats server: %v", err)

ocis-pkg/handlers/checktcp.go

@@ -7,7 +7,7 @@ import (
 
 // NewTCPCheck returns a check that connects to a given tcp endpoint.
 func NewTCPCheck(address string) func(ctx context.Context) error {
-	return func(ctx context.Context) error {
+	return func(_ context.Context) error {
 		conn, err := net.Dial("tcp", address)
 		if err != nil {
 			return err
@@ -17,7 +17,7 @@ func NewTCPCheck(address string) func(ctx context.Context) error {
 		if err != nil {
 			return err
 		}
-		
+
 		return nil
 	}
 }