From 3bf429b9ca76a7b5d9dd425a624d9a82802c963c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gustavo=20I=C3=B1iguez=20Goia?= <gooffy1@gmail.com>
Date: Wed, 9 Oct 2024 23:54:40 +0200
Subject: [PATCH] getProcPids() minor improvement

reduce allocs a little bit.
---
 daemon/procmon/find.go | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/daemon/procmon/find.go b/daemon/procmon/find.go
index c42d8c7a..65a0f6ff 100644
--- a/daemon/procmon/find.go
+++ b/daemon/procmon/find.go
@@ -84,18 +84,19 @@ func lookupPidDescriptors(fdPath string, pid int) []string {
 }
 
 // getProcPids returns the list of running PIDs, /proc or /proc/<pid>/task/ .
-func getProcPids(pidsPath string) (pidList []int) {
+func getProcPids(pidsPath string) []int {
 	f, err := os.Open(pidsPath)
 	if err != nil {
-		return pidList
+		return []int{}
 	}
 	ls, err := f.Readdir(-1)
 	f.Close()
 	if err != nil {
-		return pidList
+		return []int{}
 	}
 	ls = sortPidsByTime(ls)
 
+	pidList := make([]int, 0, len(ls))
 	for _, f := range ls {
 		if f.IsDir() == false {
 			continue