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regulator: pv88090: Fix array out-of-bounds access

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Fix off-by-one while iterating current_limits array.
The valid index should be 0 ~ n_current_limits -1.

Fixes: c90456e36d ("regulator: pv88090: new regulator driver")
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Axel Lin 2019-02-19 18:00:02 +08:00 committed by Mark Brown
parent 3c413f594c
commit a5455c9159
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GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 1 deletions
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drivers/regulator/pv88090-regulator.c
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@ -157,7 +157,7 @@ static int pv88090_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,