fixing go lint err

Author: rejain789

npm/pkg/dataplane/dataplane.go

@@ -69,7 +69,7 @@ type DataPlane struct {
 	ioShim            *common.IOShim
 	updatePodCache    *updatePodCache
 	endpointQuery     *endpointQuery
-	endpointQueryL1VH *endpointQuery //windows -> filter for state 2 (attached) endpoints in l1vh
+	endpointQueryL1VH *endpointQuery // windows -> filter for state 2 (attached) endpoints in l1vh
 	applyInfo         *applyInfo
 	netPolQueue       *netPolQueue
 	// removePolicyInfo tracks when a policy was removed yet had ApplyIPSet failures.

npm/pkg/dataplane/dataplane_windows.go

@@ -65,7 +65,13 @@ func (dp *DataPlane) initializeDataPlane() error {
 
 	filter, err := marshalFilterMap(filterMap)
 
-	filterL1VH, err := marshalFilterMap(filterMapL1VH)
+	filterL1VH, errL1VH := marshalFilterMap(filterMapL1VH)
+
+	if err != nil {
+		return err
+	} else if errL1VH != nil {
+		return errL1VH
+	}
 
 	dp.endpointQuery.query.Filter = string(filter)
 	dp.endpointQueryL1VH.query.Filter = string(filterL1VH)
@@ -360,6 +366,7 @@ func (dp *DataPlane) getLocalPodEndpoints() ([]*hcn.HostComputeEndpoint, error)
 	if dp.EnableNPMLite {
 		timer = metrics.StartNewTimer()
 		endpointsAttached, errL1vh := dp.ioShim.Hns.ListEndpointsQuery(dp.endpointQueryL1VH.query)
+		metrics.RecordListEndpointsLatency(timer)
 		if errL1vh != nil {
 			metrics.IncListEndpointsFailures()
 			return nil, npmerrors.SimpleErrorWrapper("failed to get local pod endpoints in L1VH", err)