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RDMA/hns: Init qp context when modify qp from reset to init

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It needs to clear qp context previous when init qp context.  Otherwise,
the newly created qp context residue has the contents of the qp context
before the uninstall, and the qp context content is disordered, causing
the task to fail.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Lijun Ou 2018-12-08 18:40:07 +08:00 committed by Jason Gunthorpe
parent 9af3f5cf9d
commit 9f50710103
1 changed files with 1 additions and 0 deletions
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drivers/infiniband/hw/hns/hns_roce_hw_v2.c
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@ -3695,6 +3695,7 @@ static int hns_roce_v2_modify_qp(struct ib_qp *ibqp,
*/
memset(qpc_mask, 0xff, sizeof(*qpc_mask));
if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) {
memset(qpc_mask, 0, sizeof(*qpc_mask));
modify_qp_reset_to_init(ibqp, attr, attr_mask, context,
qpc_mask);
} else if (cur_state == IB_QPS_INIT && new_state == IB_QPS_INIT) {