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iio: adc: ad7606: Fix incorrect type for error return variable

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The variable ret is declared as unsigned int but is used to store return
values from functions returning int, which may be negative error codes.

Change ret from unsigned int to int.

Fixes: 849cebf8dc ("iio: adc: ad7606: Add iio-backend support")
Signed-off-by: Haotian Zhang <vulab@iscas.ac.cn>
Reviewed-by: Andy Shevchenko <andy@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Haotian Zhang 2025-12-03 13:08:44 +08:00 committed by Jonathan Cameron
parent 6b39824ac4
commit c5512e0168
1 changed files with 2 additions and 1 deletions
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3
drivers/iio/adc/ad7606_par.c
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@ -43,7 +43,8 @@ static int ad7606_par_bus_setup_iio_backend(struct device *dev,
struct iio_dev *indio_dev)
{
struct ad7606_state *st = iio_priv(indio_dev);
unsigned int ret, c;
unsigned int c;
int ret;
struct iio_backend_data_fmt data = {
.sign_extend = true,
.enable = true,