ACPI: Convert int to bool for variable later used int kernel macro

index c7b105c..82712a8 100644
@@ -148,7 +148,7 @@ static unsigned int round_robin_time = 1; /* second */
 static int power_saving_thread(void *data)
 {
 	struct sched_param param = {.sched_priority = 1};
-	int do_sleep;
+	bool do_sleep;
 	unsigned int tsk_index = (unsigned long)data;
 	u64 last_jiffies = 0;
 

@@ -167,7 +167,7 @@ static int power_saving_thread(void *data)
 			round_robin_cpu(tsk_index);
 		}
 
-		do_sleep = 0;
+		do_sleep = false;
 
 		expire_time = jiffies + HZ * (100 - idle_pct) / 100;
 

@@ -202,7 +202,7 @@ static int power_saving_thread(void *data)
 			local_irq_enable();
 
 			if (time_before(expire_time, jiffies)) {
-				do_sleep = 1;
+				do_sleep = true;
 				break;
 			}
 		}