From a82583594277e12d31254697aa6b034f4b59f6f5 Mon Sep 17 00:00:00 2001
From: Birger Koblitz <git@birger-koblitz.de>
Date: Tue, 11 Jan 2022 14:23:23 +0100
Subject: [PATCH] realtek: Improve IRQ request in Ethernet driver
Improves the IRQ request code by using platform_get_irq() which provides
better error handling.
Signed-off-by: Birger Koblitz <git@birger-koblitz.de>
---
.../files-5.10/drivers/net/ethernet/rtl838x_eth.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/target/linux/realtek/files-5.10/drivers/net/ethernet/rtl838x_eth.c b/target/linux/realtek/files-5.10/drivers/net/ethernet/rtl838x_eth.c
index 6db2b2a1fe7..84b8a5b9435 100644
--- a/target/linux/realtek/files-5.10/drivers/net/ethernet/rtl838x_eth.c
+++ b/target/linux/realtek/files-5.10/drivers/net/ethernet/rtl838x_eth.c
@@ -2209,14 +2209,13 @@ static int __init rtl838x_eth_probe(struct platform_device *pdev)
spin_lock_init(&priv->lock);
- /* obtain device IRQ number */
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!res) {
+ /* Obtain device IRQ number */
+ dev->irq = platform_get_irq(pdev, 0);
+ if (dev->irq < 0) {
dev_err(&pdev->dev, "cannot obtain IRQ, using default 24\n");
dev->irq = 24;
- } else {
- dev->irq = res->start;
}
+
dev->ethtool_ops = &rtl838x_ethtool_ops;
dev->min_mtu = ETH_ZLEN;
dev->max_mtu = 1536;
--
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