diff --git a/.golangci.yaml b/.golangci.yaml
index 8b5fb6a6..795fa348 100644
--- a/.golangci.yaml
+++ b/.golangci.yaml
@@ -31,7 +31,6 @@ linters:
     - testpackage
     - tparallel
     - unconvert
-    - unparam
     - varnamelen
     - wrapcheck
 
diff --git a/internal/controller/operator/eventing/controller.go b/internal/controller/operator/eventing/controller.go
index f8838a95..e2b21669 100644
--- a/internal/controller/operator/eventing/controller.go
+++ b/internal/controller/operator/eventing/controller.go
@@ -456,7 +456,6 @@ func (r *Reconciler) handleEventingReconcile(ctx context.Context,
 	r.InitStateProcessing(eventing)
 	if eventing.Spec.Backend == nil {
 		return kctrl.Result{Requeue: true}, r.syncStatusForEmptyBackend(ctx,
-			operatorv1alpha1.ConditionReasonBackendNotSpecified,
 			operatorv1alpha1.ConditionBackendNotSpecifiedMessage,
 			eventing, log)
 	}
@@ -563,7 +562,7 @@ func (r *Reconciler) reconcileNATSBackend(ctx context.Context, eventing *operato
 	}
 
 	// start NATS subscription manager
-	if err := r.reconcileNATSSubManager(ctx, eventing, log); err != nil {
+	if err := r.reconcileNATSSubManager(eventing, log); err != nil {
 		return kctrl.Result{}, r.syncStatusWithNATSErr(ctx, eventing, err, log)
 	}
 
diff --git a/internal/controller/operator/eventing/eventmesh.go b/internal/controller/operator/eventing/eventmesh.go
index 27f824ae..ebaf3183 100644
--- a/internal/controller/operator/eventing/eventmesh.go
+++ b/internal/controller/operator/eventing/eventmesh.go
@@ -134,7 +134,7 @@ func (r *Reconciler) checkDomain(ctx context.Context, domain string) (string, er
 			shootInfoConfigMapNamespace, shootInfoConfigMapName,
 		)
 		cmDomain, err := r.readDomainFromConfigMap(ctx)
-		if err != nil || utils.IsEmpty(domain) {
+		if err != nil || utils.IsEmpty(cmDomain) {
 			return "", domainMissingError(err)
 		}
 		ret = cmDomain
diff --git a/internal/controller/operator/eventing/nats.go b/internal/controller/operator/eventing/nats.go
index 4e5b5d3e..16e77f42 100644
--- a/internal/controller/operator/eventing/nats.go
+++ b/internal/controller/operator/eventing/nats.go
@@ -16,7 +16,7 @@ import (
 
 var ErrCannotBuildNATSURL = errors.New("NATS CR is not found to build NATS server URL")
 
-func (r *Reconciler) reconcileNATSSubManager(ctx context.Context, eventing *v1alpha1.Eventing, log *zap.SugaredLogger) error {
+func (r *Reconciler) reconcileNATSSubManager(eventing *v1alpha1.Eventing, log *zap.SugaredLogger) error {
 	// get the subscription config
 	defaultSubsConfig := r.getDefaultSubscriptionConfig()
 	// get the nats config
diff --git a/internal/controller/operator/eventing/nats_test.go b/internal/controller/operator/eventing/nats_test.go
index 538f721c..b2186c86 100644
--- a/internal/controller/operator/eventing/nats_test.go
+++ b/internal/controller/operator/eventing/nats_test.go
@@ -249,15 +249,15 @@ func Test_reconcileNATSSubManager(t *testing.T) {
 			givenEventing.Status.BackendConfigHash = tc.givenHashBefore
 
 			// when
-			err := testEnv.Reconciler.reconcileNATSSubManager(context.Background(), givenEventing, logger)
+			err := testEnv.Reconciler.reconcileNATSSubManager(givenEventing, logger)
 			if err != nil && tc.givenShouldRetry {
 				// This is to test the scenario where initialization of natsSubManager was successful but
 				// starting the natsSubManager failed. So on next try it should again try to start the natsSubManager.
-				err = testEnv.Reconciler.reconcileNATSSubManager(context.Background(), givenEventing, logger)
+				err = testEnv.Reconciler.reconcileNATSSubManager(givenEventing, logger)
 			}
 			if tc.givenUpdateTest {
 				// Run reconcile again with newBackendConfig:
-				err = testEnv.Reconciler.reconcileNATSSubManager(context.Background(), givenEventing, logger)
+				err = testEnv.Reconciler.reconcileNATSSubManager(givenEventing, logger)
 				require.NoError(t, err)
 			}
 
diff --git a/internal/controller/operator/eventing/status.go b/internal/controller/operator/eventing/status.go
index 1e17bc73..095487ad 100644
--- a/internal/controller/operator/eventing/status.go
+++ b/internal/controller/operator/eventing/status.go
@@ -44,7 +44,7 @@ func (r *Reconciler) syncStatusWithNATSState(ctx context.Context, state string,
 	return errors.Join(err, r.syncEventingStatus(ctx, eventing, log))
 }
 
-func (r *Reconciler) syncStatusForEmptyBackend(ctx context.Context, reason operatorv1alpha1.ConditionReason,
+func (r *Reconciler) syncStatusForEmptyBackend(ctx context.Context,
 	message string, eventing *operatorv1alpha1.Eventing, log *zap.SugaredLogger,
 ) error {
 	// Set error state in status
diff --git a/pkg/backend/utils/eventmesh_utils.go b/pkg/backend/utils/eventmesh_utils.go
index d3abef29..3a402164 100644
--- a/pkg/backend/utils/eventmesh_utils.go
+++ b/pkg/backend/utils/eventmesh_utils.go
@@ -74,13 +74,13 @@ func hashSubscriptionFullName(domainName, namespace, name string) string {
 	return hex.EncodeToString(hash[:])
 }
 
-func getDefaultSubscriptionV1Alpha2(protocolSettings *ProtocolSettings) (*types.Subscription, error) {
+func getDefaultSubscriptionV1Alpha2(protocolSettings *ProtocolSettings) *types.Subscription {
 	// @TODO: Rename this method to getDefaultSubscription once old BEB backend is depreciated
 	emsSubscription := &types.Subscription{}
 	emsSubscription.ContentMode = *protocolSettings.ContentMode
 	emsSubscription.ExemptHandshake = *protocolSettings.ExemptHandshake
 	emsSubscription.Qos = types.GetQos(*protocolSettings.Qos)
-	return emsSubscription, nil
+	return emsSubscription
 }
 
 func getEventMeshEvents(typeInfos []EventTypeInfo, typeMatching eventingv1alpha2.TypeMatching,
@@ -115,17 +115,12 @@ func ConvertKymaSubToEventMeshSub(
 	nameMapper NameMapper,
 ) (*types.Subscription, error) {
 	// get default EventMesh subscription object
-	eventMeshSubscription, err := getDefaultSubscriptionV1Alpha2(defaultProtocolSettings)
-	if err != nil {
-		return nil, errors.Wrap(err, "apply default protocol settings failed")
-	}
+	eventMeshSubscription := getDefaultSubscriptionV1Alpha2(defaultProtocolSettings)
 	// set Name of EventMesh subscription
 	eventMeshSubscription.Name = nameMapper.MapSubscriptionName(subscription.Name, subscription.Namespace)
 
 	// Applying protocol settings if provided in subscription CR
-	if setErr := setEventMeshProtocolSettings(subscription, eventMeshSubscription); setErr != nil {
-		return nil, setErr
-	}
+	setEventMeshProtocolSettings(subscription, eventMeshSubscription)
 
 	// Events
 	// set the event types in EventMesh subscription instance
@@ -141,15 +136,12 @@ func ConvertKymaSubToEventMeshSub(
 	eventMeshSubscription.WebhookURL = urlTobeRegistered
 
 	// set webhook auth
-	eventMeshSubscription.WebhookAuth, err = getEventMeshWebhookAuth(subscription, defaultWebhookAuth)
-	if err != nil {
-		return nil, err
-	}
+	eventMeshSubscription.WebhookAuth = getEventMeshWebhookAuth(subscription, defaultWebhookAuth)
 
 	return eventMeshSubscription, nil
 }
 
-func setEventMeshProtocolSettings(subscription *eventingv1alpha2.Subscription, eventMeshSub *types.Subscription) error {
+func setEventMeshProtocolSettings(subscription *eventingv1alpha2.Subscription, eventMeshSub *types.Subscription) {
 	// Applying protocol settings if provided in subscription CR
 	// qos
 	if qosStr, ok := subscription.Spec.Config[eventingv1alpha2.ProtocolSettingsQos]; ok {
@@ -167,20 +159,19 @@ func setEventMeshProtocolSettings(subscription *eventingv1alpha2.Subscription, e
 		}
 		eventMeshSub.ExemptHandshake = handshake
 	}
-	return nil
 }
 
 // getEventMeshWebhookAuth uses default webhook auth unless specified in Subscription CR.
 func getEventMeshWebhookAuth(subscription *eventingv1alpha2.Subscription,
 	defaultWebhookAuth *types.WebhookAuth,
-) (*types.WebhookAuth, error) {
+) *types.WebhookAuth {
 	auth := &types.WebhookAuth{}
 	// extract auth info from subscription CR if any
 	if authType, ok := subscription.Spec.Config[eventingv1alpha2.WebhookAuthType]; ok {
 		auth.Type = types.GetAuthType(authType)
 	} else {
 		// if auth type was not provided then use default webhook auth
-		return defaultWebhookAuth, nil
+		return defaultWebhookAuth
 	}
 
 	if grantType, ok := subscription.Spec.Config[eventingv1alpha2.WebhookAuthGrantType]; ok {
@@ -199,7 +190,7 @@ func getEventMeshWebhookAuth(subscription *eventingv1alpha2.Subscription,
 		auth.ClientSecret = clientSecret
 	}
 
-	return auth, nil
+	return auth
 }
 
 func GetCleanedEventMeshSubscription(subscription *types.Subscription) *types.Subscription {
diff --git a/pkg/backend/utils/eventmesh_utils_test.go b/pkg/backend/utils/eventmesh_utils_test.go
index 2d25d014..2ed0e609 100644
--- a/pkg/backend/utils/eventmesh_utils_test.go
+++ b/pkg/backend/utils/eventmesh_utils_test.go
@@ -222,10 +222,9 @@ func Test_setEventMeshProtocolSettings(t *testing.T) {
 			eventMeshSubscription := tc.givenEventMeshSubscription
 
 			// when
-			err := setEventMeshProtocolSettings(tc.givenSubscription, eventMeshSubscription)
+			setEventMeshProtocolSettings(tc.givenSubscription, eventMeshSubscription)
 
 			// then
-			require.NoError(t, err)
 			require.Equal(t, tc.wantEventMeshSubscription, eventMeshSubscription)
 		})
 	}
@@ -283,10 +282,9 @@ func Test_getEventMeshWebhookAuth(t *testing.T) {
 			// given
 
 			// when
-			webhookAuth, err := getEventMeshWebhookAuth(tc.givenSubscription, defaultWebhookAuth)
+			webhookAuth := getEventMeshWebhookAuth(tc.givenSubscription, defaultWebhookAuth)
 
 			// then
-			require.NoError(t, err)
 			require.Equal(t, tc.wantWebhook, webhookAuth)
 		})
 	}
diff --git a/test/utils/integration/integration.go b/test/utils/integration/integration.go
index db418cee..6a9a3f31 100644
--- a/test/utils/integration/integration.go
+++ b/test/utils/integration/integration.go
@@ -58,7 +58,7 @@ import (
 
 const (
 	useExistingCluster       = false
-	attachControlPlaneOutput = false
+	attachControlPlaneOutput = true
 	testEnvStartDelay        = time.Minute
 	testEnvStartAttempts     = 10
 	BigPollingInterval       = 3 * time.Second
@@ -316,7 +316,7 @@ func SetupAndStartEnvTest(config TestEnvironmentConfig) (*envtest.Environment, *
 	}
 
 	args := testEnv.ControlPlane.GetAPIServer().Configure()
-	args.Set("feature-gates", "CustomResourceValidationExpressions=%s", strconv.FormatBool(config.CELValidationEnabled))
+	args.Set("feature-gates", fmt.Sprintf("CustomResourceValidationExpressions=%s", strconv.FormatBool(config.CELValidationEnabled)))
 
 	cfg, err := StartEnvTestWithRetry(testEnv)
 	return testEnv, cfg, err