refactor: use `os.ReadDir` for lightweight directory reading

`os.ReadDir` was added in Go 1.16 as part of the deprecation of `ioutil`
package. It is a more efficient implementation than `ioutil.ReadDir`.

Reference: https://pkg.go.dev/io/ioutil#ReadDir
Signed-off-by: Eng Zer Jun <engzerjun@gmail.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/libpod/lock/file/file_lock.go b/libpod/lock/file/file_lock.go
index 1379e690a..55110fc0b 100644
--- a/libpod/lock/file/file_lock.go
+++ b/libpod/lock/file/file_lock.go
@@ -2,7 +2,6 @@ package file
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strconv"
@@ -129,7 +128,7 @@ func (locks *FileLocks) DeallocateAllLocks() error {
 	if !locks.valid {
 		return fmt.Errorf("locks have already been closed: %w", syscall.EINVAL)
 	}
-	files, err := ioutil.ReadDir(locks.lockPath)
+	files, err := os.ReadDir(locks.lockPath)
 	if err != nil {
 		return fmt.Errorf("error reading directory %s: %w", locks.lockPath, err)
 	}