[PATCH] sched/pelt: Use or not add in update_irq_load_avg()

[Tao Zhou]

The ret value of update_irq_load_avg() can be 2. And this value
is used in __update_blocked_others(). It should be 0 or 1. Use
OR operation in update_irq_load_avg().
---
 kernel/sched/pelt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/pelt.c b/kernel/sched/pelt.c
index a554e3bbab2b..7edf21f7977c 100644
--- a/kernel/sched/pelt.c
+++ b/kernel/sched/pelt.c
@@ -458,7 +458,7 @@ int update_irq_load_avg(struct rq *rq, u64 running)
 				0,
 				0,
 				0);
-	ret += ___update_load_sum(rq->clock, &rq->avg_irq,
+	ret |= ___update_load_sum(rq->clock, &rq->avg_irq,
 				1,
 				1,
 				1);
-- 
2.32.0