Messages in this thread Patch in this message | | | From | Alexandre Belloni <> | Subject | [PATCH] iio: inkern: fix iio_convert_raw_to_processed_unlocked | Date | Mon, 1 Jul 2013 18:40:09 +0200 |
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When reading IIO_CHAN_INFO_OFFSET, the return value of iio_channel_read() for success will be IIO_VAL*, checking for 0 is not correct.
Cc: <stable@vger.kernel.org> # 3.10.x Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> --- drivers/iio/inkern.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c index 98ddc32..0cf5f8e 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c @@ -451,7 +451,7 @@ static int iio_convert_raw_to_processed_unlocked(struct iio_channel *chan, int ret; ret = iio_channel_read(chan, &offset, NULL, IIO_CHAN_INFO_OFFSET); - if (ret == 0) + if (ret >= 0) raw64 += offset; scale_type = iio_channel_read(chan, &scale_val, &scale_val2, -- 1.8.1.2
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