at86rf230: use devm_request_irq

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>

diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index e1d3af60c53bd75d8dea061dfe378669567cf586..5856488ebd61460d542b3e4209aa5140109d3af9 100644 (file)
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -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))