diff options
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 7a0c1abde02d..b2b80528c3bb 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -433,6 +433,10 @@ static int fill_ud_av(struct hns_roce_v2_ud_send_wqe *ud_sq_wqe, V2_UD_SEND_WQE_BYTE_36_TCLASS_S, ah->av.tclass); roce_set_field(ud_sq_wqe->byte_40, V2_UD_SEND_WQE_BYTE_40_FLOW_LABEL_M, V2_UD_SEND_WQE_BYTE_40_FLOW_LABEL_S, ah->av.flowlabel); + + if (WARN_ON(ah->av.sl > MAX_SERVICE_LEVEL)) + return -EINVAL; + roce_set_field(ud_sq_wqe->byte_40, V2_UD_SEND_WQE_BYTE_40_SL_M, V2_UD_SEND_WQE_BYTE_40_SL_S, ah->av.sl); |