diff options
| author | YueHaibing <yuehaibing@huawei.com> | 2021-05-14 16:02:54 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-06-03 08:22:06 +0200 |
| commit | 29b72cbb1b23b78b685f65664459b23f1ad1d044 (patch) | |
| tree | e37e6199e500a605fd3ee3fc0e067f31010b270e /drivers/iio | |
| parent | 9792fd57de32752bc76f95cf9e81cb5363b59c74 (diff) | |
iio: adc: ad7793: Add missing error code in ad7793_setup()
commit 4ed243b1da169bcbc1ec5507867e56250c5f1ff9 upstream.
Set error code while device ID query failed.
Fixes: 88bc30548aae ("IIO: ADC: New driver for AD7792/AD7793 3 Channel SPI ADC")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/adc/ad7793.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iio/adc/ad7793.c b/drivers/iio/adc/ad7793.c index fe0c5a155e21..2e89937b5629 100644 --- a/drivers/iio/adc/ad7793.c +++ b/drivers/iio/adc/ad7793.c @@ -279,6 +279,7 @@ static int ad7793_setup(struct iio_dev *indio_dev, id &= AD7793_ID_MASK; if (id != st->chip_info->id) { + ret = -ENODEV; dev_err(&st->sd.spi->dev, "device ID query failed\n"); goto out; } |