diff options
Diffstat (limited to 'drivers/pinctrl/realtek')
| -rw-r--r-- | drivers/pinctrl/realtek/pinctrl-rtd.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/pinctrl/realtek/pinctrl-rtd.c b/drivers/pinctrl/realtek/pinctrl-rtd.c index 6c6aa9c3c567..9c7a1af4ba69 100644 --- a/drivers/pinctrl/realtek/pinctrl-rtd.c +++ b/drivers/pinctrl/realtek/pinctrl-rtd.c @@ -165,7 +165,10 @@ static int rtd_pinctrl_set_one_mux(struct pinctrl_dev *pcdev, return 0; if (!mux->functions) { - dev_err(pcdev->dev, "No functions available for pin %s\n", mux->name); + if (!mux->name) + dev_err(pcdev->dev, "NULL pin has no functions\n"); + else + dev_err(pcdev->dev, "No functions available for pin %s\n", mux->name); return -ENOTSUPP; } @@ -177,6 +180,11 @@ static int rtd_pinctrl_set_one_mux(struct pinctrl_dev *pcdev, return ret; } + if (!mux->name) { + dev_err(pcdev->dev, "NULL pin provided for function %s\n", func_name); + return -EINVAL; + } + dev_err(pcdev->dev, "No function %s available for pin %s\n", func_name, mux->name); return -EINVAL; |