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| author | Eric Jeong | 2017-08-30 10:54:27 +0200 |
|---|---|---|
| committer | Mark Brown | 2017-08-30 17:12:17 +0200 |
| commit | 8986a11978373400a7e880b413c43ca229d7a8a8 (patch) | |
| tree | 41fbddd7f862684af7efb46dedc2dd313a4cdc89 /drivers/regulator/pv88090-regulator.c | |
| parent | Linux v4.13-rc1 (diff) | |
| download | kernel-qcow2-linux-8986a11978373400a7e880b413c43ca229d7a8a8.tar.gz kernel-qcow2-linux-8986a11978373400a7e880b413c43ca229d7a8a8.tar.xz kernel-qcow2-linux-8986a11978373400a7e880b413c43ca229d7a8a8.zip | |
regulator: pv88090: Exception handling for out of bounds
This is a patch for exception handlding that the index of array is
out of bounds. And the definitions have been updated to use
proper device name.
Signed-off-by: Eric Jeong <eric.jeong.opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator/pv88090-regulator.c')
| -rw-r--r-- | drivers/regulator/pv88090-regulator.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/regulator/pv88090-regulator.c b/drivers/regulator/pv88090-regulator.c index ab51e254d13a..7a0c15957bd0 100644 --- a/drivers/regulator/pv88090-regulator.c +++ b/drivers/regulator/pv88090-regulator.c @@ -43,7 +43,7 @@ enum { struct pv88090_regulator { struct regulator_desc desc; /* Current limiting */ - unsigned n_current_limits; + unsigned int n_current_limits; const int *current_limits; unsigned int limit_mask; unsigned int conf; @@ -398,9 +398,14 @@ static int pv88090_i2c_probe(struct i2c_client *i2c, return ret; range = (range >> - (PV88080_BUCK_VRANGE_GAIN_SHIFT + i - 1)) & - PV88080_BUCK_VRANGE_GAIN_MASK; + (PV88090_BUCK_VRANGE_GAIN_SHIFT + i - 1)) & + PV88090_BUCK_VRANGE_GAIN_MASK; index = ((range << 1) | conf2); + if (index > PV88090_ID_BUCK3) { + dev_err(chip->dev, + "Invalid index(%d)\n", index); + return -EINVAL; + } pv88090_regulator_info[i].desc.min_uV = pv88090_buck_vol[index].min_uV; |