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| author | Axel Lin <axel.lin@ingics.com> | 2019-02-19 13:00:00 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-27 16:46:20 +0300 |
| commit | ea988ebd9f2a774d9c9b0f996a88e0890643d773 (patch) | |
| tree | c606d221b972c6b56e77c688bc5a638ebea061ee /drivers/regulator | |
| parent | 2792ec5b8af1b98a0e9488860178088106f198fa (diff) | |
| download | linux-ea988ebd9f2a774d9c9b0f996a88e0890643d773.tar.xz | |
regulator: pv88060: Fix array out-of-bounds access
[ Upstream commit 7cd415f875591bc66c5ecb49bf84ef97e80d7b0e ]
Fix off-by-one while iterating current_limits array.
The valid index should be 0 ~ n_current_limits -1.
Fixes: f307a7e9b7af ("regulator: pv88060: new regulator driver")
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/pv88060-regulator.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/regulator/pv88060-regulator.c b/drivers/regulator/pv88060-regulator.c index a9446056435f..1f2d8180506b 100644 --- a/drivers/regulator/pv88060-regulator.c +++ b/drivers/regulator/pv88060-regulator.c @@ -135,7 +135,7 @@ static int pv88060_set_current_limit(struct regulator_dev *rdev, int min, int i; /* search for closest to maximum */ - for (i = info->n_current_limits; i >= 0; i--) { + for (i = info->n_current_limits - 1; i >= 0; i--) { if (min <= info->current_limits[i] && max >= info->current_limits[i]) { return regmap_update_bits(rdev->regmap, |