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-rw-r--r--kernel/sched/sched.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 3111d74a5a85..4e2e44e3cc7b 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1832,7 +1832,8 @@ static inline int double_lock_balance(struct rq *this_rq, struct rq *busiest)
static inline void double_unlock_balance(struct rq *this_rq, struct rq *busiest)
__releases(busiest->lock)
{
- raw_spin_unlock(&busiest->lock);
+ if (this_rq != busiest)
+ raw_spin_unlock(&busiest->lock);
lock_set_subclass(&this_rq->lock.dep_map, 0, _RET_IP_);
}