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Subject[PATCH 5.10 396/599] iio: adc: Add check for devm_request_threaded_irq
Date
From: Jiasheng Jiang <jiasheng@iscas.ac.cn>

[ Upstream commit b30537a4cedcacf0ade2f33ebb7610178ed1e7d7 ]

As the potential failure of the devm_request_threaded_irq(),
it should be better to check the return value and return
error if fails.

Fixes: fa659a40b80b ("iio: adc: twl6030-gpadc: Use devm_* API family")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Link: https://lore.kernel.org/r/20220224062849.3280966-1-jiasheng@iscas.ac.cn
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/iio/adc/twl6030-gpadc.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/iio/adc/twl6030-gpadc.c b/drivers/iio/adc/twl6030-gpadc.c
index c6416ad795ca..256177b15c51 100644
--- a/drivers/iio/adc/twl6030-gpadc.c
+++ b/drivers/iio/adc/twl6030-gpadc.c
@@ -911,6 +911,8 @@ static int twl6030_gpadc_probe(struct platform_device *pdev)
ret = devm_request_threaded_irq(dev, irq, NULL,
twl6030_gpadc_irq_handler,
IRQF_ONESHOT, "twl6030_gpadc", indio_dev);
+ if (ret)
+ return ret;

ret = twl6030_gpadc_enable_irq(TWL6030_GPADC_RT_SW1_EOC_MASK);
if (ret < 0) {
--
2.34.1


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