diff options
| author | Axel Lin <axel.lin@gmail.com> | 2010-09-04 23:06:41 +0800 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-09-05 11:15:52 +0100 |
| commit | 49990e6efe576b8707584398f93198b5aa182ab7 (patch) | |
| tree | e2ad8126f0d930d314fb6f771c87ab4f96977924 /drivers/regulator/ab8500.c | |
| parent | d06563cb860ab594889010889a7111c9e25d1051 (diff) | |
| download | kernel_samsung_smdk4412-49990e6efe576b8707584398f93198b5aa182ab7.zip kernel_samsung_smdk4412-49990e6efe576b8707584398f93198b5aa182ab7.tar.gz kernel_samsung_smdk4412-49990e6efe576b8707584398f93198b5aa182ab7.tar.bz2 | |
regulator: ab8500 - fix off-by-one value range checking for selector
selector is used as array index of info->supported_voltages
Thus the valid value range should be 0 .. info->voltages_len -1
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Mark Brown <broonie@openource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'drivers/regulator/ab8500.c')
| -rw-r--r-- | drivers/regulator/ab8500.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c index 3d09580..28c7ae6 100644 --- a/drivers/regulator/ab8500.c +++ b/drivers/regulator/ab8500.c @@ -157,7 +157,7 @@ static int ab8500_list_voltage(struct regulator_dev *rdev, unsigned selector) if (info->fixed_uV) return info->fixed_uV; - if (selector > info->voltages_len) + if (selector >= info->voltages_len) return -EINVAL; return info->supported_voltages[selector]; |