Fix a spelling typo in cpuidle-haltpoll.c.
Signed-off-by: Yihao Wu <wuyihao@linux.alibaba.com>
[ rjw: Subject & changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
        haltpoll_cpuidle_devices = NULL;
 }
 
-static bool haltpool_want(void)
+static bool haltpoll_want(void)
 {
        return kvm_para_has_hint(KVM_HINTS_REALTIME) || force;
 }
 
        cpuidle_poll_state_init(drv);
 
-       if (!kvm_para_available() || !haltpool_want())
+       if (!kvm_para_available() || !haltpoll_want())
                return -ENODEV;
 
        ret = cpuidle_register_driver(drv);