In case of error, the function devm_iio_device_alloc() returns NULL
pointer not ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test.
Fixes:
e2e6771c6462 ("IIO: ADC: add STM32 DFSDM sigma delta ADC support")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
dev_data = (const struct stm32_dfsdm_dev_data *)of_id->data;
iio = devm_iio_device_alloc(dev, sizeof(*adc));
- if (IS_ERR(iio)) {
+ if (!iio) {
dev_err(dev, "%s: Failed to allocate IIO\n", __func__);
- return PTR_ERR(iio);
+ return -ENOMEM;
}
adc = iio_priv(iio);