net: ethernet: freescale: enetc: Drop empty platform remove function

A remove callback just returning 0 is equivalent to no remove callback
at all. So drop the useless function.
Signed-off-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/freescale/enetc/enetc_ierb.c

@@ -127,11 +127,6 @@ static int enetc_ierb_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int enetc_ierb_remove(struct platform_device *pdev)
-{
-	return 0;
-}
-
 static const struct of_device_id enetc_ierb_match[] = {
 	{ .compatible = "fsl,ls1028a-enetc-ierb", },
 	{},
@@ -144,7 +139,6 @@ static struct platform_driver enetc_ierb_driver = {
 		.of_match_table = enetc_ierb_match,
 	},
 	.probe = enetc_ierb_probe,
-	.remove = enetc_ierb_remove,
 };
 
 module_platform_driver(enetc_ierb_driver);