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| author | Axel Lin <axel.lin@gmail.com> | 2011-05-18 20:56:45 +0800 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2011-05-27 10:49:10 +0100 |
| commit | 3c24019ddeab71ddf125ad2ad13a38041655c1fd (patch) | |
| tree | 69019327c70fbc3b160164884f6f333cd4abf5f5 | |
| parent | 6dc4efc6d5429292f29009f6569fbb9a53929dd6 (diff) | |
regulator: Fix off-by-one value range checking for mc13xxx_regulator_get_voltage
We use val as array index,
thus the valid value rangae for val should be 0 .. n_voltages-1.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
| -rw-r--r-- | drivers/regulator/mc13xxx-regulator-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c index 2bb5de1f2421..bc27ab136378 100644 --- a/drivers/regulator/mc13xxx-regulator-core.c +++ b/drivers/regulator/mc13xxx-regulator-core.c @@ -174,7 +174,7 @@ static int mc13xxx_regulator_get_voltage(struct regulator_dev *rdev) dev_dbg(rdev_get_dev(rdev), "%s id: %d val: %d\n", __func__, id, val); - BUG_ON(val > mc13xxx_regulators[id].desc.n_voltages); + BUG_ON(val >= mc13xxx_regulators[id].desc.n_voltages); return mc13xxx_regulators[id].voltages[val]; } |