diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/hw/qib/qib_qp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/qib/qib_qp.c b/drivers/infiniband/hw/qib/qib_qp.c index 35275099caf..a6a2cc2ba26 100644 --- a/drivers/infiniband/hw/qib/qib_qp.c +++ b/drivers/infiniband/hw/qib/qib_qp.c @@ -268,8 +268,9 @@ static void remove_qp(struct qib_ibdev *dev, struct qib_qp *qp) qpp = &q->next) if (q == qp) { atomic_dec(&qp->refcount); - *qpp = qp->next; - rcu_assign_pointer(qp->next, NULL); + rcu_assign_pointer(*qpp, + rcu_dereference_protected(qp->next, + lockdep_is_held(&dev->qpt_lock))); break; } } |