IB/hns: Fix for removal of redundant code

[cascardo/linux.git] / drivers / infiniband / hw / hns / hns_roce_hw_v1.c

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index d52eeda..71232e5 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -1552,7 +1552,8 @@ static int hns_roce_v1_poll_one(struct hns_roce_cq *hr_cq,
                /* SQ conrespond to CQE */
                sq_wqe = get_send_wqe(*cur_qp, roce_get_field(cqe->cqe_byte_4,
                                                CQE_BYTE_4_WQE_INDEX_M,
-                                               CQE_BYTE_4_WQE_INDEX_S));
+                                               CQE_BYTE_4_WQE_INDEX_S)&
+                                               ((*cur_qp)->sq.wqe_cnt-1));
                switch (sq_wqe->flag & HNS_ROCE_WQE_OPCODE_MASK) {
                case HNS_ROCE_WQE_OPCODE_SEND:
                        wc->opcode = IB_WC_SEND;