iio: adc: stm32: fix bad error check on max_channels

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Fix a bad error check when counting 'st,adc-channels' array elements.
This is seen when all channels are in use simultaneously.

Fixes: 64ad7f643 ("iio: adc: stm32: introduce compatible data cfg")
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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Fabrice Gasnier 2017-09-18 18:24:15 +02:00 • committed by Jonathan Cameron

parent b7a9776c1f

commit 4fb840c95f

1 changed files with 1 additions and 1 deletions

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drivers/iio/adc/stm32-adc.c

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