diff --git a/drivers/staging/iio/frequency/ad9834.c b/drivers/staging/iio/frequency/ad9834.c index 86cda6176093..5c803191c2ce 100644 --- a/drivers/staging/iio/frequency/ad9834.c +++ b/drivers/staging/iio/frequency/ad9834.c @@ -28,6 +28,7 @@ static unsigned int ad9834_calc_freqreg(unsigned long mclk, unsigned long fout) { unsigned long long freqreg = (u64) fout * (u64) (1 << AD9834_FREQ_BITS); + do_div(freqreg, mclk); return freqreg; }