RDMA/hns: Fix the bug with rq sge

When received multiply rq sge, it should tag the
invalid lkey for the last non-zero length sge
when have some sges' length are zero. This patch
fixes it.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 539b0caacb9fa9e8e32a1229c3432f19e3bda905..a40978bbc1d01020b3df8585ce5952e5bcb7d094 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -547,8 +547,8 @@ static int hns_roce_v2_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr,
                }
 
                if (i < hr_qp->rq.max_gs) {
-                       dseg[i].lkey = cpu_to_le32(HNS_ROCE_INVALID_LKEY);
-                       dseg[i].addr = 0;
+                       dseg->lkey = cpu_to_le32(HNS_ROCE_INVALID_LKEY);
+                       dseg->addr = 0;
                }
 
                /* rq support inline data */