2 files changed, 3 insertions, 4 deletions
diff --git a/pkg/cgroups/cgroups.go b/pkg/cgroups/cgroups.go
index 3b56f944f..399072108 100644
--- a/pkg/cgroups/cgroups.go
+++ b/pkg/cgroups/cgroups.go
@@ -133,7 +133,7 @@ func getAvailableControllers(exclude map[string]controllerHandler, cgroup2 bool)
 	if err != nil {
 		return nil, errors.Wrapf(err, "read directory %s", cgroupRoot)
 	}
-	var controllers []controller
+	controllers := []controller{}
 	for _, i := range infos {
 		name := i.Name()
 		if _, found := exclude[name]; found {
@@ -505,7 +505,7 @@ func (c *CgroupControl) AddPid(pid int) error {
 		return nil
 	}
 
-	var names []string
+	names := make([]string, 0, len(handlers))
 	for n := range handlers {
 		names = append(names, n)
 	}
diff --git a/pkg/cgroups/cpu.go b/pkg/cgroups/cpu.go
index 5f0a18031..3745c6e50 100644
--- a/pkg/cgroups/cpu.go
+++ b/pkg/cgroups/cpu.go
@@ -29,13 +29,12 @@ func readAcct(ctr *CgroupControl, name string) (uint64, error) {
 }
 
 func readAcctList(ctr *CgroupControl, name string) ([]uint64, error) {
-	var r []uint64
-
 	p := filepath.Join(ctr.getCgroupv1Path(CPUAcct), name)
 	data, err := ioutil.ReadFile(p)
 	if err != nil {
 		return nil, errors.Wrapf(err, "reading %s", p)
 	}
+	r := []uint64{}
 	for _, s := range strings.Split(string(data), " ") {
 		s = cleanString(s)
 		if s == "" {