[patch] Staging: iio/dac/ad5360.c: signedness bug in ad5360_read_raw()
Lars-Peter Clausen
lars at metafoo.de
Sun Oct 30 10:45:08 UTC 2011
On 10/29/2011 09:21 AM, Dan Carpenter wrote:
> ad5360_get_channel_vref() returns an int and scale_uv should be the
> same. Making it unsigned here breaks the error handling.
>
> Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
>
Acked-by: Lars-Peter Clausen <lars at metafoo.de>
Thanks.
> diff --git a/drivers/staging/iio/dac/ad5360.c b/drivers/staging/iio/dac/ad5360.c
> index 72d0f3f..cfeea72 100644
> --- a/drivers/staging/iio/dac/ad5360.c
> +++ b/drivers/staging/iio/dac/ad5360.c
> @@ -371,8 +371,8 @@ static int ad5360_read_raw(struct iio_dev *indio_dev,
> long m)
> {
> struct ad5360_state *st = iio_priv(indio_dev);
> - unsigned long scale_uv;
> unsigned int ofs_index;
> + int scale_uv;
> int ret;
>
> switch (m) {
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