sched/nohz: Use consistent variable names in find_new_ilb() and kick_ilb()

Use 'ilb_cpu' consistently in both functions.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Link: https://lore.kernel.org/r/20231006102518.2452758-3-mingo@kernel.org

kernel/sched/fair.c

@@ -11514,18 +11514,18 @@ static inline int on_null_domain(struct rq *rq)
  */
 static inline int find_new_ilb(void)
 {
-	int ilb;
 	const struct cpumask *hk_mask;
+	int ilb_cpu;
 
 	hk_mask = housekeeping_cpumask(HK_TYPE_MISC);
 
-	for_each_cpu_and(ilb, nohz.idle_cpus_mask, hk_mask) {
+	for_each_cpu_and(ilb_cpu, nohz.idle_cpus_mask, hk_mask) {
 
-		if (ilb == smp_processor_id())
+		if (ilb_cpu == smp_processor_id())
 			continue;
 
-		if (idle_cpu(ilb))
-			return ilb;
+		if (idle_cpu(ilb_cpu))
+			return ilb_cpu;
 	}
 
 	return nr_cpu_ids;