diff options
| author | Wenpeng Liang <liangwenpeng@huawei.com> | 2021-01-30 11:58:10 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-02-09 02:37:36 +0300 |
| commit | 204cbe423b6ea8368eaa17b0c42542dc4f719c1f (patch) | |
| tree | fb2895943e4a94238dc5835ac2ad756b5ff721a3 | |
| parent | 2e07a3d945851f0edc192336b3ac411e806c4da2 (diff) | |
| download | linux-204cbe423b6ea8368eaa17b0c42542dc4f719c1f.tar.xz | |
RDMA/hns: Add verification of QP type when post_recv
The post_recv only supports QP types of RC, GSI and UD.
Link: https://lore.kernel.org/r/1611997090-48820-13-git-send-email-liweihang@huawei.com
Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index d5a63e4c3adf..3adb77d736a7 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -721,9 +721,21 @@ out: static int check_recv_valid(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp) { + struct ib_device *ibdev = &hr_dev->ib_dev; + struct ib_qp *ibqp = &hr_qp->ibqp; + + if (unlikely(ibqp->qp_type != IB_QPT_RC && + ibqp->qp_type != IB_QPT_GSI && + ibqp->qp_type != IB_QPT_UD)) { + ibdev_err(ibdev, "unsupported qp type, qp_type = %d.\n", + ibqp->qp_type); + return -EOPNOTSUPP; + } + if (unlikely(hr_dev->state >= HNS_ROCE_DEVICE_STATE_RST_DOWN)) return -EIO; - else if (hr_qp->state == IB_QPS_RESET) + + if (hr_qp->state == IB_QPS_RESET) return -EINVAL; return 0; |