RDMA/ocrdma: Fix traffic class shift

Use correct value for obtaining traffic class from device
response for Query QP request.

Signed-off-by: Devesh Sharma <devesh.sharma@emulex.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
index aa92f40..77e38ec 100644 (file)
--- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
@@ -1416,7 +1416,7 @@ int ocrdma_query_qp(struct ib_qp *ibqp,
                                          OCRDMA_QP_PARAMS_HOP_LMT_MASK) >>
                                                OCRDMA_QP_PARAMS_HOP_LMT_SHIFT;
        qp_attr->ah_attr.grh.traffic_class = (params.tclass_sq_psn &
-                                             OCRDMA_QP_PARAMS_SQ_PSN_MASK) >>
+                                             OCRDMA_QP_PARAMS_TCLASS_MASK) >>
                                                OCRDMA_QP_PARAMS_TCLASS_SHIFT;
 
        qp_attr->ah_attr.ah_flags = IB_AH_GRH;