linux-kernel - [PATCH net-next v2 1/2] net: ethernet: litex: use devm_register

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Message-ID: <20260119040446.741970-2-inochiama@gmail.com>
Date: Mon, 19 Jan 2026 12:04:44 +0800
From: Inochi Amaoto <inochiama@...il.com>
To: Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Karol Gugala <kgugala@...micro.com>,
	Mateusz Holenko <mholenko@...micro.com>,
	Gabriel Somlo <gsomlo@...il.com>,
	Joel Stanley <joel@....id.au>
Cc: Inochi Amaoto <inochiama@...il.com>,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Yixun Lan <dlan@...too.org>,
	Longbin Li <looong.bin@...il.com>
Subject: [PATCH net-next v2 1/2] net: ethernet: litex: use devm_register_netdev() to register netdev

Use devm_register_netdev to avoid unnecessary remove() callback in
platform_driver structure.

Signed-off-by: Inochi Amaoto <inochiama@...il.com>
---
 drivers/net/ethernet/litex/litex_liteeth.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/net/ethernet/litex/litex_liteeth.c b/drivers/net/ethernet/litex/litex_liteeth.c
index 829a4b828f8e..67ad1058c2ab 100644
--- a/drivers/net/ethernet/litex/litex_liteeth.c
+++ b/drivers/net/ethernet/litex/litex_liteeth.c
@@ -232,6 +232,7 @@ static void liteeth_setup_slots(struct liteeth *priv)
 
 static int liteeth_probe(struct platform_device *pdev)
 {
+	struct device *dev = &pdev->dev;
 	struct net_device *netdev;
 	void __iomem *buf_base;
 	struct liteeth *priv;
@@ -282,7 +283,7 @@ static int liteeth_probe(struct platform_device *pdev)
 
 	netdev->netdev_ops = &liteeth_netdev_ops;
 
-	err = register_netdev(netdev);
+	err = devm_register_netdev(dev, netdev);
 	if (err) {
 		dev_err(&pdev->dev, "Failed to register netdev %d\n", err);
 		return err;
@@ -294,13 +295,6 @@ static int liteeth_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static void liteeth_remove(struct platform_device *pdev)
-{
-	struct net_device *netdev = platform_get_drvdata(pdev);
-
-	unregister_netdev(netdev);
-}
-
 static const struct of_device_id liteeth_of_match[] = {
 	{ .compatible = "litex,liteeth" },
 	{ }
@@ -309,7 +303,6 @@ MODULE_DEVICE_TABLE(of, liteeth_of_match);
 
 static struct platform_driver liteeth_driver = {
 	.probe = liteeth_probe,
-	.remove = liteeth_remove,
 	.driver = {
 		.name = DRV_NAME,
 		.of_match_table = liteeth_of_match,
-- 
2.52.0