The pin control subsystem internally uses ENOTSUPP for the not supported functionality. The checkpatch is false positive about this error code. Signed-off-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx> --- drivers/pinctrl/pinctrl-aw9523.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/pinctrl/pinctrl-aw9523.c b/drivers/pinctrl/pinctrl-aw9523.c index 66629af0b88b4..65d523697b731 100644 --- a/drivers/pinctrl/pinctrl-aw9523.c +++ b/drivers/pinctrl/pinctrl-aw9523.c @@ -6,6 +6,7 @@ */ #include <linux/bitfield.h> +#include <linux/errno.h> #include <linux/gpio/consumer.h> #include <linux/gpio/driver.h> #include <linux/i2c.h> @@ -239,7 +240,7 @@ static int aw9523_pcfg_param_to_reg(enum pin_config_param pcp, int pin, u8 *r) reg = AW9523_REG_OUT_STATE(pin); break; default: - return -EOPNOTSUPP; + return -ENOTSUPP; } *r = reg; @@ -290,7 +291,7 @@ static int aw9523_pconf_get(struct pinctrl_dev *pctldev, unsigned int pin, val = FIELD_GET(AW9523_GCR_GPOMD_MASK, val); break; default: - return -EOPNOTSUPP; + return -ENOTSUPP; } if (val < 1) return -EINVAL; @@ -344,7 +345,7 @@ static int aw9523_pconf_set(struct pinctrl_dev *pctldev, unsigned int pin, case PIN_CONFIG_DRIVE_OPEN_DRAIN: /* Open-Drain is supported only on port 0 */ if (pin >= AW9523_PINS_PER_PORT) { - rc = -EOPNOTSUPP; + rc = -ENOTSUPP; goto end; } mask = AW9523_GCR_GPOMD_MASK; @@ -361,7 +362,7 @@ static int aw9523_pconf_set(struct pinctrl_dev *pctldev, unsigned int pin, val = AW9523_GCR_GPOMD_MASK; break; default: - rc = -EOPNOTSUPP; + rc = -ENOTSUPP; goto end; } -- 2.44.0