diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-single.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-single.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c index 4c6bfabb6bd7..2ec599e383e4 100644 --- a/drivers/pinctrl/pinctrl-single.c +++ b/drivers/pinctrl/pinctrl-single.c @@ -345,6 +345,8 @@ static int pcs_get_function(struct pinctrl_dev *pctldev, unsigned pin, return -ENOTSUPP; fselector = setting->func; function = pinmux_generic_get_function(pctldev, fselector); + if (!function) + return -EINVAL; *func = function->data; if (!(*func)) { dev_err(pcs->dev, "%s could not find function%i\n", @@ -1911,7 +1913,8 @@ static int pcs_probe(struct platform_device *pdev) dev_info(pcs->dev, "%i pins, size %u\n", pcs->desc.npins, pcs->size); - if (pinctrl_enable(pcs->pctl)) + ret = pinctrl_enable(pcs->pctl); + if (ret) goto free; return 0; |