[PATCH net] net: ethernet: ave: Replace alloc_etherdev() with devm_alloc_etherdev()

From: Kunihiko Hayashi
Date: Mon Sep 28 2020 - 06:05:18 EST


Use devm_alloc_etherdev() to simplify the code instead of alloc_etherdev().

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx>
---
drivers/net/ethernet/socionext/sni_ave.c | 32 +++++++++++---------------------
1 file changed, 11 insertions(+), 21 deletions(-)

diff --git a/drivers/net/ethernet/socionext/sni_ave.c b/drivers/net/ethernet/socionext/sni_ave.c
index eedccff..4f459b2 100644
--- a/drivers/net/ethernet/socionext/sni_ave.c
+++ b/drivers/net/ethernet/socionext/sni_ave.c
@@ -1629,7 +1629,7 @@ static int ave_probe(struct platform_device *pdev)
if (IS_ERR(base))
return PTR_ERR(base);

- ndev = alloc_etherdev(sizeof(struct ave_private));
+ ndev = devm_alloc_etherdev(dev, sizeof(struct ave_private));
if (!ndev) {
dev_err(dev, "can't allocate ethernet device\n");
return -ENOMEM;
@@ -1679,7 +1679,7 @@ static int ave_probe(struct platform_device *pdev)
}
ret = dma_set_mask(dev, dma_mask);
if (ret)
- goto out_free_netdev;
+ return ret;

priv->tx.ndesc = AVE_NR_TXDESC;
priv->rx.ndesc = AVE_NR_RXDESC;
@@ -1692,10 +1692,8 @@ static int ave_probe(struct platform_device *pdev)
if (!name)
break;
priv->clk[i] = devm_clk_get(dev, name);
- if (IS_ERR(priv->clk[i])) {
- ret = PTR_ERR(priv->clk[i]);
- goto out_free_netdev;
- }
+ if (IS_ERR(priv->clk[i]))
+ return PTR_ERR(priv->clk[i]);
priv->nclks++;
}

@@ -1704,10 +1702,8 @@ static int ave_probe(struct platform_device *pdev)
if (!name)
break;
priv->rst[i] = devm_reset_control_get_shared(dev, name);
- if (IS_ERR(priv->rst[i])) {
- ret = PTR_ERR(priv->rst[i]);
- goto out_free_netdev;
- }
+ if (IS_ERR(priv->rst[i]))
+ return PTR_ERR(priv->rst[i]);
priv->nrsts++;
}

@@ -1716,26 +1712,23 @@ static int ave_probe(struct platform_device *pdev)
1, 0, &args);
if (ret) {
dev_err(dev, "can't get syscon-phy-mode property\n");
- goto out_free_netdev;
+ return ret;
}
priv->regmap = syscon_node_to_regmap(args.np);
of_node_put(args.np);
if (IS_ERR(priv->regmap)) {
dev_err(dev, "can't map syscon-phy-mode\n");
- ret = PTR_ERR(priv->regmap);
- goto out_free_netdev;
+ return PTR_ERR(priv->regmap);
}
ret = priv->data->get_pinmode(priv, phy_mode, args.args[0]);
if (ret) {
dev_err(dev, "invalid phy-mode setting\n");
- goto out_free_netdev;
+ return ret;
}

priv->mdio = devm_mdiobus_alloc(dev);
- if (!priv->mdio) {
- ret = -ENOMEM;
- goto out_free_netdev;
- }
+ if (!priv->mdio)
+ return -ENOMEM;
priv->mdio->priv = ndev;
priv->mdio->parent = dev;
priv->mdio->read = ave_mdiobus_read;
@@ -1772,8 +1765,6 @@ static int ave_probe(struct platform_device *pdev)
out_del_napi:
netif_napi_del(&priv->napi_rx);
netif_napi_del(&priv->napi_tx);
-out_free_netdev:
- free_netdev(ndev);

return ret;
}
@@ -1786,7 +1777,6 @@ static int ave_remove(struct platform_device *pdev)
unregister_netdev(ndev);
netif_napi_del(&priv->napi_rx);
netif_napi_del(&priv->napi_tx);
- free_netdev(ndev);

return 0;
}
--
2.7.4