regulator: Fix the logic to ensure new voltage setting in valid range

I think this is a typo.
To ensure new voltage setting won't greater than desc->max,
the equation should be desc->min + desc->step * new_val <= desc->max.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Axel Lin 2012-04-11 20:53:58 +08:00 committed by Mark Brown
parent e816b57a33
commit f55205f4d4

View File

@ -684,7 +684,7 @@ static int max8997_set_voltage_buck(struct regulator_dev *rdev,
}
new_val++;
} while (desc->min + desc->step + new_val <= desc->max);
} while (desc->min + desc->step * new_val <= desc->max);
new_idx = tmp_idx;
new_val = tmp_val;