diff options
Diffstat (limited to 'drivers/pinctrl/qcom')
| -rw-r--r-- | drivers/pinctrl/qcom/pinctrl-msm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c index 207b41018580..aeaf0d1958f5 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.c +++ b/drivers/pinctrl/qcom/pinctrl-msm.c @@ -358,6 +358,10 @@ static int msm_config_group_get(struct pinctrl_dev *pctldev, int ret; u32 val; + /* Pin information can only be requested from valid pin groups */ + if (!gpiochip_line_is_valid(&pctrl->chip, group)) + return -EINVAL; + g = &pctrl->soc->groups[group]; ret = msm_config_reg(pctrl, g, param, &mask, &bit); |