Commit 1dec243a authored Nov 23, 2016 by Lijun Ou Committed by Doug Ledford Dec 03, 2016

IB/hns: Fix the bug for qp state in hns_roce_v1_m_qp()



In old code, the value of qp state from qpc was assigned for
attr->qp_state. The value may be an error while attr_mask &
IB_QP_STATE is zero.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Reviewed-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

parent 80596c67

drivers/infiniband/hw/hns/hns_roce_hw_v1.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2571,7 +2571,7 @@ static int hns_roce_v1_m_qp(struct ib_qp ibqp, const struct ib_qp_attr attr,
		/* Every status migrate must change state */
		roce_set_field(context->qpc_bytes_144,
		QP_CONTEXT_QPC_BYTES_144_QP_STATE_M,
		QP_CONTEXT_QPC_BYTES_144_QP_STATE_S, attr->qp_state);
		QP_CONTEXT_QPC_BYTES_144_QP_STATE_S, new_state);

		/* SW pass context to HW */
		ret = hns_roce_v1_qp_modify(hr_dev, &hr_qp->mtt,

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