libct: Init: remove LockOSThread

This call is already made in init.go, no need for a duplicate.

Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>

libcontainer/standard_init_linux.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"os"
 	"os/exec"
-	"runtime"
 	"strconv"
 
 	"github.com/opencontainers/runtime-spec/specs-go"
@@ -46,8 +45,6 @@ func (l *linuxStandardInit) getSessionRingParams() (string, uint32, uint32) {
 }
 
 func (l *linuxStandardInit) Init() error {
-	runtime.LockOSThread()
-	defer runtime.UnlockOSThread()
 	if !l.config.Config.NoNewKeyring {
 		if err := selinux.SetKeyLabel(l.config.ProcessLabel); err != nil {
 			return err