RDMA/hns: Submit bad wr

BugLink: https://bugs.launchpad.net/bugs/1770974
When generated bad work reqeust, it needs to
report to user. This patch mainly fixes it.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
(cherry picked from commit 137ae3208416278aabef3b71e0ea1052940ca362)
Signed-off-by: dann frazier <dann.frazier@canonical.com>
Acked-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 2fb04571cc4015c49ddcb41a2d4dfae029af9933..017d5444d3dd97dedafec5e57b3f386d87030506 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -153,7 +153,7 @@ static int hns_roce_v2_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
                     ibqp->qp_type != IB_QPT_GSI &&
                     ibqp->qp_type != IB_QPT_UD)) {
                dev_err(dev, "Not supported QP(0x%x)type!\n", ibqp->qp_type);
-               *bad_wr = NULL;
+               *bad_wr = wr;
                return -EOPNOTSUPP;
        }
 
@@ -462,6 +462,7 @@ static int hns_roce_v2_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
                } else {
                        dev_err(dev, "Illegal qp_type(0x%x)\n", ibqp->qp_type);
                        spin_unlock_irqrestore(&qp->sq.lock, flags);
+                       *bad_wr = wr;
                        return -EOPNOTSUPP;
                }
        }