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authorAxel Lin <axel.lin@ingics.com>2019-02-19 18:00:02 +0800
committerMark Brown <broonie@kernel.org>2019-02-19 15:26:31 +0000
commita5455c9159414748bed4678184bf69989a4f7ba3 (patch)
tree01836a2ab08cd70017a29a4ac85941f9a9648e4f /drivers/regulator
parent3c413f594c4f9df40061445667ca11a12bc8ee34 (diff)
regulator: pv88090: Fix array out-of-bounds access
Fix off-by-one while iterating current_limits array. The valid index should be 0 ~ n_current_limits -1. Fixes: c90456e36d9c ("regulator: pv88090: new regulator driver") Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/pv88090-regulator.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/regulator/pv88090-regulator.c b/drivers/regulator/pv88090-regulator.c
index 7a0c15957bd0..2302b0df7630 100644
--- a/drivers/regulator/pv88090-regulator.c
+++ b/drivers/regulator/pv88090-regulator.c
@@ -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,