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realtek: Improve IRQ request in Ethernet driver

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Improves the IRQ request code by using platform_get_irq() which provides
better error handling.

Signed-off-by: Birger Koblitz <git@birger-koblitz.de>
This commit is contained in:
Birger Koblitz 2022-01-11 14:23:23 +01:00 committed by Daniel Golle
parent a75b9e3ecb
commit a825835942
1 changed files with 4 additions and 5 deletions
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9
target/linux/realtek/files-5.10/drivers/net/ethernet/rtl838x_eth.c
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@ -2209,14 +2209,13 @@ static int __init rtl838x_eth_probe(struct platform_device *pdev)
spin_lock_init(&priv->lock); spin_lock_init(&priv->lock);
/* obtain device IRQ number */ /* Obtain device IRQ number */
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); dev->irq = platform_get_irq(pdev, 0);
if (!res) { if (dev->irq < 0) {
dev_err(&pdev->dev, "cannot obtain IRQ, using default 24\n"); dev_err(&pdev->dev, "cannot obtain IRQ, using default 24\n");
dev->irq = 24; dev->irq = 24;
} else {
dev->irq = res->start;
} }
dev->ethtool_ops = &rtl838x_ethtool_ops; dev->ethtool_ops = &rtl838x_ethtool_ops;
dev->min_mtu = ETH_ZLEN; dev->min_mtu = ETH_ZLEN;
dev->max_mtu = 1536; dev->max_mtu = 1536;