agent/api/eni/eniattachment.go
func (eni *ENIAttachment) StopAckTimer() {
	eni.guard.Lock()
	defer eni.guard.Unlock()

	eni.ackTimer.Stop()
}
func (eni *ENIAttachment) StopAckTimer() {
	eni.guard.Lock()
	defer eni.guard.Unlock()

	eni.ackTimer.Stop()
}
// StopAckTimer stops the ack timer set on the ENI attachment