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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2021-05-15 12:51:52 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-06-03 20:24:12 +0300 |
| commit | 9504db5765e83cc919caf6647725f7d022874c9d (patch) | |
| tree | ca096b81b597058f4e3d30479fb7404127fc47c0 /drivers/iio/adc/ti-tsc2046.c | |
| parent | 2989df460cf8d0c7085090d130e1851f94329b85 (diff) | |
| download | linux-9504db5765e83cc919caf6647725f7d022874c9d.tar.xz | |
iio: adc: tsc2046: fix a warning message in tsc2046_adc_update_scan_mode()
These variables are unsigned so the condition can't be less than zero
and the warning message will never be printed.
Fixes: 9374e8f5a38d ("iio: adc: add ADC driver for the TI TSC2046 controller")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YJ+ZuO43TnguY5vq@mwanda
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/adc/ti-tsc2046.c')
| -rw-r--r-- | drivers/iio/adc/ti-tsc2046.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/adc/ti-tsc2046.c b/drivers/iio/adc/ti-tsc2046.c index 89a818b653b4..cf5373d5cdd7 100644 --- a/drivers/iio/adc/ti-tsc2046.c +++ b/drivers/iio/adc/ti-tsc2046.c @@ -398,7 +398,7 @@ static int tsc2046_adc_update_scan_mode(struct iio_dev *indio_dev, priv->xfer.len = size; priv->time_per_scan_us = size * 8 * priv->time_per_bit_ns / NSEC_PER_USEC; - if ((priv->scan_interval_us - priv->time_per_scan_us) < 0) + if (priv->scan_interval_us > priv->time_per_scan_us) dev_warn(&priv->spi->dev, "The scan interval (%d) is less then calculated scan time (%d)\n", priv->scan_interval_us, priv->time_per_scan_us); |