Commit d9665bb8 authored Jun 15, 2020 by Alexandre Torgue Committed by Linus Walleij Jun 20, 2020

pinctrl: stm32: return proper error code in pin_config_set

".pin_config_set" or ".pin_config_group_set" can be called with a
configuration not supported (i.e. PIN_CONFIG_PERSIST_STATE). In this case,
it is more suitable to return -ENOTSUPP instead of -EINVAL.

Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Link: https://lore.kernel.org/r/20200615125951.28008-2-alexandre.torgue@st.com

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

parent 2254e776

drivers/pinctrl/stm32/pinctrl-stm32.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1085,7 +1085,7 @@ static int stm32_pconf_parse_conf(struct pinctrl_dev *pctldev,
		ret = stm32_pmx_gpio_set_direction(pctldev, range, pin, false);
		break;
		default:
		ret = -EINVAL;
		ret = -ENOTSUPP;
		}

		return ret;