diff --git a/drivers/staging/rdma/hfi1/qp.c b/drivers/staging/rdma/hfi1/qp.c
index 59ee12a96006..29a5ad28019b 100644
--- a/drivers/staging/rdma/hfi1/qp.c
+++ b/drivers/staging/rdma/hfi1/qp.c
@@ -220,6 +220,7 @@ void hfi1_modify_qp(struct rvt_qp *qp, struct ib_qp_attr *attr,
 	if (attr_mask & IB_QP_AV) {
 		priv->s_sc = ah_to_sc(ibqp->device, &qp->remote_ah_attr);
 		priv->s_sde = qp_to_sdma_engine(qp, priv->s_sc);
+		priv->s_sendcontext = qp_to_send_context(qp, priv->s_sc);
 	}
 
 	if (attr_mask & IB_QP_PATH_MIG_STATE &&
@@ -228,6 +229,7 @@ void hfi1_modify_qp(struct rvt_qp *qp, struct ib_qp_attr *attr,
 		qp->s_flags |= RVT_S_AHG_CLEAR;
 		priv->s_sc = ah_to_sc(ibqp->device, &qp->remote_ah_attr);
 		priv->s_sde = qp_to_sdma_engine(qp, priv->s_sc);
+		priv->s_sendcontext = qp_to_send_context(qp, priv->s_sc);
 	}
 }
 
diff --git a/drivers/staging/rdma/hfi1/verbs.c b/drivers/staging/rdma/hfi1/verbs.c
index 467e6c349c68..7acaa25e03e0 100644
--- a/drivers/staging/rdma/hfi1/verbs.c
+++ b/drivers/staging/rdma/hfi1/verbs.c
@@ -1005,12 +1005,8 @@ int hfi1_verbs_send_pio(struct rvt_qp *qp, struct hfi1_pkt_state *ps,
 
 	/* vl15 special case taken care of in ud.c */
 	sc5 = priv->s_sc;
-	sc = qp_to_send_context(qp, sc5);
+	sc = ps->s_txreq->psc;
 
-	if (!sc) {
-		ret = -EINVAL;
-		goto bail;
-	}
 	if (likely(pbc == 0)) {
 		u8 vl = sc_to_vlt(dd_from_ibdev(qp->ibqp.device), sc5);
 		/* set PBC_DC_INFO bit (aka SC[4]) in pbc_flags */