From: Dan Carpenter dan.carpenter@linaro.org
[ Upstream commit 5a062c3c3b82004766bc3ece82b594d337076152 ]
This should be >= pmx->soc->ngroups instead of > to avoid an out of bounds access. The pmx->soc->groups[] array is allocated in tegra_pinctrl_probe().
Fixes: c12bfa0fee65 ("pinctrl-tegra: Restore SFSEL bit when freeing pins") Signed-off-by: Dan Carpenter dan.carpenter@linaro.org Reviewed-by: Kunwu Chan kunwu.chan@linux.dev Link: https://lore.kernel.org/82b40d9d-b437-42a9-9eb3-2328aa6877ac@stanley.mountai... Signed-off-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/pinctrl/tegra/pinctrl-tegra.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pinctrl/tegra/pinctrl-tegra.c b/drivers/pinctrl/tegra/pinctrl-tegra.c index 27823e4207347..edcc78ebce456 100644 --- a/drivers/pinctrl/tegra/pinctrl-tegra.c +++ b/drivers/pinctrl/tegra/pinctrl-tegra.c @@ -305,7 +305,7 @@ static const struct tegra_pingroup *tegra_pinctrl_get_group(struct pinctrl_dev * { struct tegra_pmx *pmx = pinctrl_dev_get_drvdata(pctldev);
- if (group_index < 0 || group_index > pmx->soc->ngroups) + if (group_index < 0 || group_index >= pmx->soc->ngroups) return NULL;
return &pmx->soc->groups[group_index];