enic: Fix build failure with SRIOV disabled.

err_out_vnic_unregister is used regardless of whether
SRIOV is enabled or not.
Reported-by: NJesse Brandeburg <jesse.brangeburg@intel.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/cisco/enic/enic_main.c

@@ -2663,8 +2663,8 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		pci_disable_sriov(pdev);
 		enic->priv_flags &= ~ENIC_SRIOV_ENABLED;
 	}
-err_out_vnic_unregister:
 #endif
+err_out_vnic_unregister:
 	vnic_dev_unregister(enic->vdev);
 err_out_iounmap:
 	enic_iounmap(enic);