Adding brackets allows to multiply the register value, masked by TS1_RAMP_COEFF_MASK, by an ADJUST value properly and not to multiply ADJUST by register value and then mask the whole. Signed-off-by: David Hernandez Sanchez <david.hernandezsanchez@xxxxxx> Fixes: 1d693155 ("thermal: add stm32 thermal driver") diff --git a/drivers/thermal/st/stm_thermal.c b/drivers/thermal/st/stm_thermal.c index daa1257..bbd73c5 100644 --- a/drivers/thermal/st/stm_thermal.c +++ b/drivers/thermal/st/stm_thermal.c @@ -241,8 +241,8 @@ static int stm_thermal_read_factory_settings(struct stm_thermal_sensor *sensor) sensor->t0 = TS1_T0_VAL1; /* Retrieve fmt0 and put it on Hz */ - sensor->fmt0 = ADJUST * readl_relaxed(sensor->base + DTS_T0VALR1_OFFSET) - & TS1_FMT0_MASK; + sensor->fmt0 = ADJUST * (readl_relaxed(sensor->base + + DTS_T0VALR1_OFFSET) & TS1_FMT0_MASK); /* Retrieve ramp coefficient */ sensor->ramp_coeff = readl_relaxed(sensor->base + DTS_RAMPVALR_OFFSET) & -- 2.7.4