8139too: Remove unnecessary netif_napi_del()

The call to free_netdev() in __rtl8139_cleanup_dev() clears the network device
napi list, and explicit calls to netif_napi_del() are unnecessary.
Signed-off-by: NBo Chen <chenbo@pdx.edu>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/realtek/8139too.c

@@ -1104,7 +1104,6 @@ static int rtl8139_init_one(struct pci_dev *pdev,
 	return 0;
 
 err_out:
-	netif_napi_del(&tp->napi);
 	__rtl8139_cleanup_dev (dev);
 	pci_disable_device (pdev);
 	return i;
@@ -1119,7 +1118,6 @@ static void rtl8139_remove_one(struct pci_dev *pdev)
 	assert (dev != NULL);
 
 	cancel_delayed_work_sync(&tp->thread);
-	netif_napi_del(&tp->napi);
 
 	unregister_netdev (dev);