From 59f9960992abbbd670acb6a53d10ec9b0378c9c4 Mon Sep 17 00:00:00 2001
From: Aliaksandr Valialkin <valyala@gmail.com>
Date: Wed, 7 Apr 2021 13:07:36 +0300
Subject: [PATCH] lib/promscrape/discovery: remove superflouos check in
 registerPendingAPIWatchers

The check `_, ok := uw.aws[aw]; !ok` isn't needed, since aw cannot exist in uw.aws
because of the check inside subscribeAPIWatcher
---
 lib/promscrape/discovery/kubernetes/api_watcher.go | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/lib/promscrape/discovery/kubernetes/api_watcher.go b/lib/promscrape/discovery/kubernetes/api_watcher.go
index e6c56212b..9e1c80830 100644
--- a/lib/promscrape/discovery/kubernetes/api_watcher.go
+++ b/lib/promscrape/discovery/kubernetes/api_watcher.go
@@ -437,9 +437,7 @@ func (uw *urlWatcher) registerPendingAPIWatchers() {
 	for aw := range uw.awsPending {
 		awsPending = append(awsPending, aw)
 		delete(uw.awsPending, aw)
-		if _, ok := uw.aws[aw]; !ok {
-			uw.aws[aw] = struct{}{}
-		}
+		uw.aws[aw] = struct{}{}
 	}
 	uw.reloadScrapeWorksForAPIWatchers(awsPending, uw.objectsByKey)
 	uw.mu.Unlock()