ptp: ocp: Move devlink registration to be last devlink command

This change prevents from users to access device before devlink is
fully configured.

Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/ptp/ptp_ocp.c

@@ -2455,7 +2455,6 @@ ptp_ocp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		return -ENOMEM;
 	}
 
-	devlink_register(devlink);
 	err = pci_enable_device(pdev);
 	if (err) {
 		dev_err(&pdev->dev, "pci_enable_device\n");
@@ -2497,7 +2496,7 @@ ptp_ocp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		goto out;
 
 	ptp_ocp_info(bp);
-
+	devlink_register(devlink);
 	return 0;
 
 out:
@@ -2506,7 +2505,6 @@ ptp_ocp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 out_disable:
 	pci_disable_device(pdev);
 out_unregister:
-	devlink_unregister(devlink);
 	devlink_free(devlink);
 	return err;
 }
@@ -2517,11 +2515,11 @@ ptp_ocp_remove(struct pci_dev *pdev)
 	struct ptp_ocp *bp = pci_get_drvdata(pdev);
 	struct devlink *devlink = priv_to_devlink(bp);
 
+	devlink_unregister(devlink);
 	ptp_ocp_detach(bp);
 	pci_set_drvdata(pdev, NULL);
 	pci_disable_device(pdev);
 
-	devlink_unregister(devlink);
 	devlink_free(devlink);
 }