Request the interrupt by using its related managed
devm_request_threaded_irq function, remove the cleanup function
calls and adjust the goto error handlings accordingly.

CC: Michael Hennerich <[email protected]>
Signed-off-by: Andi Shyti <[email protected]>
---
 drivers/input/touchscreen/ad7877.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/input/touchscreen/ad7877.c 
b/drivers/input/touchscreen/ad7877.c
index ec88e3e0020b..3a4230219b23 100644
--- a/drivers/input/touchscreen/ad7877.c
+++ b/drivers/input/touchscreen/ad7877.c
@@ -772,7 +772,7 @@ static int ad7877_probe(struct spi_device *spi)
 
        /* Request AD7877 /DAV GPIO interrupt */
 
-       err = request_threaded_irq(spi->irq, NULL, ad7877_irq,
+       err = devm_request_threaded_irq(&spi->dev, spi->irq, NULL, ad7877_irq,
                                   IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
                                   spi->dev.driver->name, ts);
        if (err) {
@@ -782,7 +782,7 @@ static int ad7877_probe(struct spi_device *spi)
 
        err = sysfs_create_group(&spi->dev.kobj, &ad7877_attr_group);
        if (err)
-               goto err_free_irq;
+               return err;
 
        err = input_register_device(input_dev);
        if (err)
@@ -792,8 +792,6 @@ static int ad7877_probe(struct spi_device *spi)
 
 err_remove_attr_group:
        sysfs_remove_group(&spi->dev.kobj, &ad7877_attr_group);
-err_free_irq:
-       free_irq(spi->irq, ts);
 
        return err;
 }
@@ -805,7 +803,6 @@ static int ad7877_remove(struct spi_device *spi)
        sysfs_remove_group(&spi->dev.kobj, &ad7877_attr_group);
 
        ad7877_disable(ts);
-       free_irq(ts->spi->irq, ts);
 
        dev_dbg(&spi->dev, "unregistered touchscreen\n");
 
-- 
2.15.0

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