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Subject[PATCH RFC 4/5] net: macb: Use devm_request_irq()
Date
Use the device managed interface to request the IRQ, simplifying error
paths.

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
---
drivers/net/ethernet/cadence/macb.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
index 436aecc31732..603844b1d483 100644
--- a/drivers/net/ethernet/cadence/macb.c
+++ b/drivers/net/ethernet/cadence/macb.c
@@ -1825,7 +1825,8 @@ static int __init macb_probe(struct platform_device *pdev)
}

dev->irq = platform_get_irq(pdev, 0);
- err = request_irq(dev->irq, macb_interrupt, 0, dev->name, dev);
+ err = devm_request_irq(&pdev->dev, dev->irq, macb_interrupt, 0,
+ dev->name, dev);
if (err) {
dev_err(&pdev->dev, "Unable to request IRQ %d (error %d)\n",
dev->irq, err);
@@ -1892,7 +1893,7 @@ static int __init macb_probe(struct platform_device *pdev)
err = register_netdev(dev);
if (err) {
dev_err(&pdev->dev, "Cannot register net device, aborting.\n");
- goto err_out_free_irq;
+ goto err_out_disable_clocks;
}

err = macb_mii_init(bp);
@@ -1915,8 +1916,6 @@ static int __init macb_probe(struct platform_device *pdev)

err_out_unregister_netdev:
unregister_netdev(dev);
-err_out_free_irq:
- free_irq(dev->irq, dev);
err_out_disable_clocks:
clk_disable_unprepare(bp->hclk);
err_out_disable_pclk:
@@ -1942,7 +1941,6 @@ static int __exit macb_remove(struct platform_device *pdev)
kfree(bp->mii_bus->irq);
mdiobus_free(bp->mii_bus);
unregister_netdev(dev);
- free_irq(dev->irq, dev);
clk_disable_unprepare(bp->hclk);
clk_disable_unprepare(bp->pclk);
free_netdev(dev);
--
1.8.4


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