From 73465eed9037fdcdd263d4bb55f0739bc4b3933c Mon Sep 17 00:00:00 2001
From: Katyanna Moura <amelie.kn@gmail.com>
Date: Thu, 19 Oct 2023 12:38:17 +0200
Subject: [PATCH] Check error returned from
 client-go/SharedInformer.AddEventHandler

Fix lint error:
Error: kubernetes/pods.go:53:26: Error return value of
`informer.AddEventHandler` is not checked (errcheck)

Signed-off-by: Katyanna Moura <amelie.kn@gmail.com>
---
 kubernetes/pods.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/kubernetes/pods.go b/kubernetes/pods.go
index b358b4b1..94f673b8 100644
--- a/kubernetes/pods.go
+++ b/kubernetes/pods.go
@@ -50,7 +50,7 @@ func (a *Adapter) PodInformer(ctx context.Context, endpointChan chan<- []string)
 	queueEndpoints(&podEndpoints, endpointChan)
 
 	// delta triggered updates
-	informer.AddEventHandler(cache.ResourceEventHandlerFuncs{
+	_, err = informer.AddEventHandler(cache.ResourceEventHandlerFuncs{
 		UpdateFunc: func(_, newResource interface{}) {
 			pod, ok := newResource.(*corev1.Pod)
 			if !ok {
@@ -76,6 +76,9 @@ func (a *Adapter) PodInformer(ctx context.Context, endpointChan chan<- []string)
 			}
 		},
 	})
+	if err != nil {
+		return err
+	}
 	<-ctx.Done()
 	return nil
 }