RDMA/ocrdma: Remove write-only variables

Signed-off-by: Roland Dreier <roland@purestorage.com>

drivers/infiniband/hw/ocrdma/ocrdma_hw.c

@@ -2293,7 +2293,6 @@ int ocrdma_mbx_modify_qp(struct ocrdma_dev *dev, struct ocrdma_qp *qp,
 {
 	int status = -ENOMEM;
 	struct ocrdma_modify_qp *cmd;
-	struct ocrdma_modify_qp_rsp *rsp;
 
 	cmd = ocrdma_init_emb_mqe(OCRDMA_CMD_MODIFY_QP, sizeof(*cmd));
 	if (!cmd)
@@ -2317,7 +2316,7 @@ int ocrdma_mbx_modify_qp(struct ocrdma_dev *dev, struct ocrdma_qp *qp,
 	status = ocrdma_mbx_cmd(dev, (struct ocrdma_mqe *)cmd);
 	if (status)
 		goto mbx_err;
-	rsp = (struct ocrdma_modify_qp_rsp *)cmd;
+
 mbx_err:
 	kfree(cmd);
 	return status;
@@ -2327,7 +2326,6 @@ int ocrdma_mbx_destroy_qp(struct ocrdma_dev *dev, struct ocrdma_qp *qp)
 {
 	int status = -ENOMEM;
 	struct ocrdma_destroy_qp *cmd;
-	struct ocrdma_destroy_qp_rsp *rsp;
 	struct pci_dev *pdev = dev->nic_info.pdev;
 
 	cmd = ocrdma_init_emb_mqe(OCRDMA_CMD_DELETE_QP, sizeof(*cmd));
@@ -2337,7 +2335,7 @@ int ocrdma_mbx_destroy_qp(struct ocrdma_dev *dev, struct ocrdma_qp *qp)
 	status = ocrdma_mbx_cmd(dev, (struct ocrdma_mqe *)cmd);
 	if (status)
 		goto mbx_err;
-	rsp = (struct ocrdma_destroy_qp_rsp *)cmd;
+
 mbx_err:
 	kfree(cmd);
 	if (qp->sq.va)

drivers/infiniband/hw/ocrdma/ocrdma_verbs.c

@@ -625,12 +625,10 @@ struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *ibpd, u64 start, u64 len,
 	struct ocrdma_dev *dev;
 	struct ocrdma_mr *mr;
 	struct ocrdma_pd *pd;
-	struct pci_dev *pdev;
 	u32 num_pbes;
 
 	pd = get_ocrdma_pd(ibpd);
 	dev = pd->dev;
-	pdev = dev->nic_info.pdev;
 
 	if (acc & IB_ACCESS_REMOTE_WRITE && !(acc & IB_ACCESS_LOCAL_WRITE))
 		return ERR_PTR(-EINVAL);
@@ -1596,10 +1594,8 @@ int ocrdma_modify_srq(struct ib_srq *ibsrq,
 {
 	int status = 0;
 	struct ocrdma_srq *srq;
-	struct ocrdma_dev *dev;
 
 	srq = get_ocrdma_srq(ibsrq);
-	dev = srq->dev;
 	if (srq_attr_mask & IB_SRQ_MAX_WR)
 		status = -EINVAL;
 	else
@@ -1611,10 +1607,8 @@ int ocrdma_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr)
 {
 	int status;
 	struct ocrdma_srq *srq;
-	struct ocrdma_dev *dev;
 
 	srq = get_ocrdma_srq(ibsrq);
-	dev = srq->dev;
 	status = ocrdma_mbx_query_srq(srq, srq_attr);
 	return status;
 }