hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

IIO: ADC: fix return value check in stm32_dfsdm_adc_probe() 

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: e2e6771c64 ("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>
This commit is contained in:
Wei Yongjun 2018-01-11 11:12:41 +00:00 committed by Mark Brown
parent 2514071741
commit d5ff18bcd4
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/iio/adc/stm32-dfsdm-adc.c
View File

@ -1100,9 +1100,9 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev)
dev_data = (const struct stm32_dfsdm_dev_data *)of_id->data; dev_data = (const struct stm32_dfsdm_dev_data *)of_id->data;
iio = devm_iio_device_alloc(dev, sizeof(*adc)); iio = devm_iio_device_alloc(dev, sizeof(*adc));
if (IS_ERR(iio)) { if (!iio) {
dev_err(dev, "%s: Failed to allocate IIO\n", __func__); dev_err(dev, "%s: Failed to allocate IIO\n", __func__);
return PTR_ERR(iio); return -ENOMEM;
} }
adc = iio_priv(iio); adc = iio_priv(iio);