Commit 512f4f16 authored Sep 29, 2017 by Lijun Ou Committed by Doug Ledford Sep 29, 2017

RDMA/hns: Only assign dest_qp if IB_QP_DEST_QPN bit is set



Only when the IB_QP_DEST_QPN flag of attr_mask is set is it valid to
assign the dest_qp_num into the dest_qp field of qp context.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Shaobo Xu <xushaobo2@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

parent a74dc41d

drivers/infiniband/hw/hns/hns_roce_hw_v1.c

+5 −4

Original line number	Diff line number	Diff line
		@@ -2888,6 +2888,7 @@ static int hns_roce_v1_m_qp(struct ib_qp ibqp, const struct ib_qp_attr attr,
		QP_CONTEXT_QPC_BYTES_32_RESPONDER_RESOURCES_S,
		ilog2((unsigned int)attr->max_dest_rd_atomic));

		if (attr_mask & IB_QP_DEST_QPN)
		roce_set_field(context->qpc_bytes_36,
		QP_CONTEXT_QPC_BYTES_36_DEST_QP_M,
		QP_CONTEXT_QPC_BYTES_36_DEST_QP_S,

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