linux-kernel - [PATCH] iio: accel: adxl380: fix check for unavailable "INT1" interrupt

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Message-Id: <20251126144624.24512-1-flavra@baylibre.com>
Date: Wed, 26 Nov 2025 15:46:24 +0100
From: Francesco Lavra <flavra@...libre.com>
To: Ramona Gradinariu <ramona.gradinariu@...log.com>,
	Antoniu Miclaus <antoniu.miclaus@...log.com>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Michael Hennerich <Michael.Hennerich@...log.com>,
	Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>,
	linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] iio: accel: adxl380: fix check for unavailable "INT1" interrupt

fwnode_irq_get_byname() returns a negative value on failure.

Fixes: df36de13677a ("iio: accel: add ADXL380 driver")
Signed-off-by: Francesco Lavra <flavra@...libre.com>
---
 drivers/iio/accel/adxl380.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/accel/adxl380.c b/drivers/iio/accel/adxl380.c
index 0cf3c6815829..b553e69347b8 100644
--- a/drivers/iio/accel/adxl380.c
+++ b/drivers/iio/accel/adxl380.c
@@ -1728,7 +1728,7 @@ static int adxl380_config_irq(struct iio_dev *indio_dev)
 		st->int_map[1] = ADXL380_INT0_MAP1_REG;
 	} else {
 		st->irq = fwnode_irq_get_byname(dev_fwnode(st->dev), "INT1");
-		if (st->irq > 0)
+		if (st->irq < 0)
 			return dev_err_probe(st->dev, -ENODEV,
 					     "no interrupt name specified");
 		st->int_map[0] = ADXL380_INT1_MAP0_REG;
-- 
2.39.5