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authorAxel Lin <axel.lin@ingics.com>2019-02-19 13:00:01 +0300
committerMark Brown <broonie@kernel.org>2019-02-19 18:26:16 +0300
commit3c413f594c4f9df40061445667ca11a12bc8ee34 (patch)
tree966790dcffcd4a54abfe7f3060ee39a4bdebf273 /drivers/regulator/pv88080-regulator.c
parent7cd415f875591bc66c5ecb49bf84ef97e80d7b0e (diff)
downloadlinux-3c413f594c4f9df40061445667ca11a12bc8ee34.tar.xz
regulator: pv88080: 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: 99cf3af5e2d5 ("regulator: pv88080: 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/pv88080-regulator.c')
-rw-r--r--drivers/regulator/pv88080-regulator.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/regulator/pv88080-regulator.c b/drivers/regulator/pv88080-regulator.c
index 9a08cb2de501..6770e4de2097 100644
--- a/drivers/regulator/pv88080-regulator.c
+++ b/drivers/regulator/pv88080-regulator.c
@@ -279,7 +279,7 @@ static int pv88080_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,