diff --git a/pkg/cluster/cluster.go b/pkg/cluster/cluster.go
index 658f9fbce..e1d118249 100644
--- a/pkg/cluster/cluster.go
+++ b/pkg/cluster/cluster.go
@@ -1033,9 +1033,8 @@ func (c *Cluster) processPodEvent(obj interface{}) error {
 	}
 
 	c.podSubscribersMu.RLock()
-	defer c.podSubscribersMu.RUnlock()
-
 	subscriber, ok := c.podSubscribers[spec.NamespacedName(event.PodName)]
+	c.podSubscribersMu.RUnlock()
 	if ok {
 		subscriber <- event
 	}
diff --git a/pkg/util/util.go b/pkg/util/util.go
index 63b24ca33..8e27e4448 100644
--- a/pkg/util/util.go
+++ b/pkg/util/util.go
@@ -324,7 +324,7 @@ func testNil(values ...*int32) bool {
 	return false
 }
 
-// ToIntStr convert int to IntOrString type
+// ToIntStr converts int to IntOrString type
 func ToIntStr(val int) *intstr.IntOrString {
 	b := intstr.FromInt(val)
 	return &b