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iio: chemical: bme680: use clamp macro

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Signed-off-by: David Frey <dpfrey@gmail.com>
Reviewed-by: Himanshu Jha <himanshujha199640@gmail.com>
Tested-by: Himanshu Jha <himanshujha199640@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
David Frey 2018-08-17 12:03:13 -07:00 committed by Jonathan Cameron
parent 7c14947e4d
commit 8a0ae7d83a
1 changed files with 1 additions and 4 deletions
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5
drivers/iio/chemical/bme680_core.c
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@ -408,10 +408,7 @@ static u32 bme680_compensate_humid(struct bme680_data *data,
var6 = (var4 * var5) >> 1;
calc_hum = (((var3 + var6) >> 10) * 1000) >> 12;
if (calc_hum > 100000) /* Cap at 100%rH */
calc_hum = 100000;
else if (calc_hum < 0)
calc_hum = 0;
calc_hum = clamp(calc_hum, 0, 100000); /* clamp between 0-100 %rH */
return calc_hum;
}