From 3d2bd6258cb0b890f55cb9b1c0ec66aa73c220af Mon Sep 17 00:00:00 2001
From: subhamkrai <srai@redhat.com>
Date: Tue, 5 Oct 2021 11:08:38 +0530
Subject: [PATCH] core: close stdoutPipe for the discovery daemon

Closing stdoutPipe for the discovery daemon that
could possibly leaks memory due to unclosed resources.

Closes: https://github.com/rook/rook/issues/8914
Signed-off-by: subhamkrai <srai@redhat.com>
---
 pkg/daemon/discover/discover.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkg/daemon/discover/discover.go b/pkg/daemon/discover/discover.go
index e735fa82452be..50d590eee5060 100644
--- a/pkg/daemon/discover/discover.go
+++ b/pkg/daemon/discover/discover.go
@@ -158,6 +158,7 @@ func rawUdevBlockMonitor(c chan string, matches, exclusions []string) {
 		logger.Warningf("Cannot open udevadm stdout: %v", err)
 		return
 	}
+	defer stdout.Close()
 
 	err = cmd.Start()
 	if err != nil {