diff options
| author | Charles Han <hanchunchao@inspur.com> | 2024-11-18 17:02:08 +0800 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2024-12-07 17:23:41 +0000 |
| commit | bcb394bb28e55312cace75362b8e489eb0e02a30 (patch) | |
| tree | 06e1f1c80d0fc75f0e40b0039c849e9cede43cb7 /drivers/iio/adc/ti-ads1298.c | |
| parent | ad8479ac083b841da42975d79288b25c088c5cc3 (diff) | |
iio: adc: ti-ads1298: Add NULL check in ads1298_init
devm_kasprintf() can return a NULL pointer on failure. A check on the
return value of such a call in ads1298_init() is missing. Add it.
Fixes: 00ef7708fa60 ("iio: adc: ti-ads1298: Add driver")
Signed-off-by: Charles Han <hanchunchao@inspur.com>
Link: https://patch.msgid.link/20241118090208.14586-1-hanchunchao@inspur.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/adc/ti-ads1298.c')
| -rw-r--r-- | drivers/iio/adc/ti-ads1298.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/iio/adc/ti-ads1298.c b/drivers/iio/adc/ti-ads1298.c index 36d43495f603..03f762415fa5 100644 --- a/drivers/iio/adc/ti-ads1298.c +++ b/drivers/iio/adc/ti-ads1298.c @@ -613,6 +613,8 @@ static int ads1298_init(struct iio_dev *indio_dev) } indio_dev->name = devm_kasprintf(dev, GFP_KERNEL, "ads129%u%s", indio_dev->num_channels, suffix); + if (!indio_dev->name) + return -ENOMEM; /* Enable internal test signal, double amplitude, double frequency */ ret = regmap_write(priv->regmap, ADS1298_REG_CONFIG2, |