getProcess(): don't lookup in proc FS

Signed-off-by: Valentin Rothberg <rothberg@redhat.com>

plugins/meta/dnsname/service.go

@@ -10,7 +10,6 @@ import (
 	"strings"
 	"syscall"
 
-	"github.com/pkg/errors"
 	"golang.org/x/sys/unix"
 )
 
@@ -89,9 +88,6 @@ func (d dnsNameFile) getProcess() (*os.Process, error) {
 	if err != nil {
 		return nil, err
 	}
-	if _, err := os.Stat(fmt.Sprintf("/proc/%d/", pid)); os.IsNotExist(err) {
-		return nil, errors.Wrapf(err, "dnsmasq process with PID %d does not exist", pid)
-	}
 	return os.FindProcess(pid)
 }