Commit 9d88fc0b authored Jun 13, 2012 by Sangbeom Kim Committed by Mark Brown Jun 17, 2012

regulator: Fix the s5m8767a problem of the division by null



If ramp_delay is 0, delay value can be divided by zero.
This patch can fix the problem.

Signed-off-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

parent 0bdc81e4

drivers/regulator/s5m8767.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -451,7 +451,7 @@ static int s5m8767_set_voltage_time_sel(struct regulator_dev *rdev,

		desc = reg_voltage_map[reg_id];

		if (old_sel < new_sel)
		if ((old_sel < new_sel) && s5m8767->ramp_delay)
		return DIV_ROUND_UP(desc->step * (new_sel - old_sel),
		s5m8767->ramp_delay * 1000);
		return 0;