static ssize_t ib_ucm_send_req(struct ib_ucm_file *file,
			       const char __user *inbuf,
			       int in_len, int out_len)
{
	struct ib_cm_req_param param;
	struct ib_ucm_context *ctx;
	struct ib_ucm_req cmd;
	int result;

	param.private_data   = NULL;
	param.primary_path   = NULL;
	param.alternate_path = NULL;

	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
		return -EFAULT;

	result = ib_ucm_alloc_data(&param.private_data, cmd.data, cmd.len);
	if (result)
		goto done;

	result = ib_ucm_path_get(&param.primary_path, cmd.primary_path);
	if (result)
		goto done;

	result = ib_ucm_path_get(&param.alternate_path, cmd.alternate_path);
	if (result)
		goto done;

	param.private_data_len           = cmd.len;
	param.service_id                 = cmd.sid;
	param.qp_num                     = cmd.qpn;
	param.qp_type                    = cmd.qp_type;
	param.starting_psn               = cmd.psn;
	param.peer_to_peer               = cmd.peer_to_peer;
	param.responder_resources        = cmd.responder_resources;
	param.initiator_depth            = cmd.initiator_depth;
	param.remote_cm_response_timeout = cmd.remote_cm_response_timeout;
	param.flow_control               = cmd.flow_control;
	param.local_cm_response_timeout  = cmd.local_cm_response_timeout;
	param.retry_count                = cmd.retry_count;
	param.rnr_retry_count            = cmd.rnr_retry_count;
	param.max_cm_retries             = cmd.max_cm_retries;
	param.srq                        = cmd.srq;

	ctx = ib_ucm_ctx_get(file, cmd.id);
	if (!IS_ERR(ctx)) {
		result = ib_send_cm_req(ctx->cm_id, &param);
		ib_ucm_ctx_put(ctx);
	} else
		result = PTR_ERR(ctx);

done:
	kfree(param.private_data);
	kfree(param.primary_path);
	kfree(param.alternate_path);
	return result;
}
static ssize_t ib_ucm_send_req(struct ib_ucm_file *file,
			       const char __user *inbuf,
			       int in_len, int out_len)
{
	struct ib_cm_req_param param;
	struct ib_ucm_context *ctx;
	struct ib_ucm_req cmd;
	int result;

	param.private_data   = NULL;
	param.primary_path   = NULL;
	param.alternate_path = NULL;

	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
		return -EFAULT;

	result = ib_ucm_alloc_data(&param.private_data, cmd.data, cmd.len);
	if (result)
		goto done;

	result = ib_ucm_path_get(&param.primary_path, cmd.primary_path);
	if (result)
		goto done;

	result = ib_ucm_path_get(&param.alternate_path, cmd.alternate_path);
	if (result)
		goto done;

	param.private_data_len           = cmd.len;
	param.service_id                 = cmd.sid;
	param.qp_num                     = cmd.qpn;
	param.qp_type                    = cmd.qp_type;
	param.starting_psn               = cmd.psn;
	param.peer_to_peer               = cmd.peer_to_peer;
	param.responder_resources        = cmd.responder_resources;
	param.initiator_depth            = cmd.initiator_depth;
	param.remote_cm_response_timeout = cmd.remote_cm_response_timeout;
	param.flow_control               = cmd.flow_control;
	param.local_cm_response_timeout  = cmd.local_cm_response_timeout;
	param.retry_count                = cmd.retry_count;
	param.rnr_retry_count            = cmd.rnr_retry_count;
	param.max_cm_retries             = cmd.max_cm_retries;
	param.srq                        = cmd.srq;

	ctx = ib_ucm_ctx_get(file, cmd.id);
	if (!IS_ERR(ctx)) {
		result = ib_send_cm_req(ctx->cm_id, &param);
		ib_ucm_ctx_put(ctx);
	} else
		result = PTR_ERR(ctx);

done:
	kfree(param.private_data);
	kfree(param.primary_path);
	kfree(param.alternate_path);
	return result;
}