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-rw-r--r--kernel/sched/fair.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index b73af3783de4..75f891df4e5f 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -12879,14 +12879,16 @@ static int sched_balance_newidle(struct rq *this_rq, struct rq_flags *rf)
rcu_read_lock();
sd = rcu_dereference_check_sched_domain(this_rq->sd);
+ if (!sd) {
+ rcu_read_unlock();
+ goto out;
+ }
if (!get_rd_overloaded(this_rq->rd) ||
- (sd && this_rq->avg_idle < sd->max_newidle_lb_cost)) {
+ this_rq->avg_idle < sd->max_newidle_lb_cost) {
- if (sd)
- update_next_balance(sd, &next_balance);
+ update_next_balance(sd, &next_balance);
rcu_read_unlock();
-
goto out;
}
rcu_read_unlock();