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at86rf230: use devm_request_irq

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This patch replace request_irq with devm_request_irq. With
devm_request_irq we don't need to care about freeing the irq.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexander Aring 2014-04-24 19:09:08 +02:00 committed by David S. Miller
parent 8eba0eefae
commit 652355c5bd
1 changed files with 4 additions and 7 deletions
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11
drivers/net/ieee802154/at86rf230.c
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@ -1190,24 +1190,22 @@ static int at86rf230_probe(struct spi_device *spi)
if (rc)
goto err_hw_init;
rc = request_irq(spi->irq, irq_handler, IRQF_SHARED,
dev_name(&spi->dev), lp);
rc = devm_request_irq(&spi->dev, spi->irq, irq_handler, IRQF_SHARED,
dev_name(&spi->dev), lp);
if (rc)
goto err_hw_init;
/* Read irq status register to reset irq line */
rc = at86rf230_read_subreg(lp, RG_IRQ_STATUS, 0xff, 0, &status);
if (rc)
goto err_irq;
goto err_hw_init;
rc = ieee802154_register_device(lp->dev);
if (rc)
goto err_irq;
goto err_hw_init;
return rc;
err_irq:
free_irq(spi->irq, lp);
err_hw_init:
flush_work(&lp->irqwork);
spi_set_drvdata(spi, NULL);
@ -1232,7 +1230,6 @@ static int at86rf230_remove(struct spi_device *spi)
at86rf230_write_subreg(lp, SR_IRQ_MASK, 0);
ieee802154_unregister_device(lp->dev);
free_irq(spi->irq, lp);
flush_work(&lp->irqwork);
if (gpio_is_valid(pdata->slp_tr))