diff options
Diffstat (limited to 'kernel/futex/requeue.c')
| -rw-r--r-- | kernel/futex/requeue.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/futex/requeue.c b/kernel/futex/requeue.c index b47bb764b352..559aae55792c 100644 --- a/kernel/futex/requeue.c +++ b/kernel/futex/requeue.c @@ -225,18 +225,20 @@ static inline void requeue_pi_wake_futex(struct futex_q *q, union futex_key *key, struct futex_hash_bucket *hb) { - q->key = *key; + struct task_struct *task; + q->key = *key; __futex_unqueue(q); WARN_ON(!q->rt_waiter); q->rt_waiter = NULL; q->lock_ptr = &hb->lock; + task = READ_ONCE(q->task); /* Signal locked state to the waiter */ futex_requeue_pi_complete(q, 1); - wake_up_state(q->task, TASK_NORMAL); + wake_up_state(task, TASK_NORMAL); } /** |