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iio: chemical: mhz19b: Fix error code in probe()

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Return -ENOMEM if devm_iio_device_alloc() fails.  Don't return success.

Fixes: 4572a70b36 ("iio: chemical: Add support for Winsen MHZ19B CO2 sensor")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: David Lechner <dlechner@baylibre.com>
Acked-by: Gyeyoung Baek <gye976@gmail.com>
Link: https://patch.msgid.link/aBtZFLFlr0slcYSi@stanley.mountain
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Dan Carpenter
2025-05-07 15:59:00 +03:00
committed by Jonathan Cameron
parent 04c1290776
commit 805bbd3ac9
1 changed files with 1 additions and 1 deletions
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2
drivers/iio/chemical/mhz19b.c
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@@ -276,7 +276,7 @@ static int mhz19b_probe(struct serdev_device *serdev)
indio_dev = devm_iio_device_alloc(dev, sizeof(*st));
if (!indio_dev)
return ret;
return -ENOMEM;
serdev_device_set_drvdata(serdev, indio_dev);
st = iio_priv(indio_dev);