diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index e013d417a936..be1d1d2f8aaa 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -4244,8 +4244,7 @@ EXPORT_SYMBOL_GPL(gpiod_get_index); * * Returns: * On successful request the GPIO pin is configured in accordance with - * provided @dflags. If the node does not have the requested GPIO - * property, NULL is returned. + * provided @dflags. * * In case of error an ERR_PTR() is returned. */ @@ -4267,9 +4266,6 @@ struct gpio_desc *gpiod_get_from_of_node(struct device_node *node, index, &flags); if (!desc || IS_ERR(desc)) { - /* If it is not there, just return NULL */ - if (PTR_ERR(desc) == -ENOENT) - return NULL; return desc; } diff --git a/drivers/regulator/da9211-regulator.c b/drivers/regulator/da9211-regulator.c index da37b4ccd834..0309823d2c72 100644 --- a/drivers/regulator/da9211-regulator.c +++ b/drivers/regulator/da9211-regulator.c @@ -289,6 +289,8 @@ static struct da9211_pdata *da9211_parse_regulators_dt( 0, GPIOD_OUT_HIGH | GPIOD_FLAGS_BIT_NONEXCLUSIVE, "da9211-enable"); + if (IS_ERR(pdata->gpiod_ren[n])) + pdata->gpiod_ren[n] = NULL; n++; } diff --git a/drivers/regulator/s2mps11.c b/drivers/regulator/s2mps11.c index 9c06ecd80a90..e5a74ae40687 100644 --- a/drivers/regulator/s2mps11.c +++ b/drivers/regulator/s2mps11.c @@ -843,7 +843,9 @@ static void s2mps14_pmic_dt_parse_ext_control_gpio(struct platform_device *pdev, 0, GPIOD_OUT_HIGH | GPIOD_FLAGS_BIT_NONEXCLUSIVE, "s2mps11-regulator"); - if (IS_ERR(gpio[reg])) { + if (PTR_ERR(gpio[reg]) == -ENOENT) + gpio[reg] = NULL; + else if (IS_ERR(gpio[reg])) { dev_err(&pdev->dev, "Failed to get control GPIO for %d/%s\n", reg, rdata[reg].name); continue; diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c index bb9d1a083299..6ca27e9d5ef7 100644 --- a/drivers/regulator/s5m8767.c +++ b/drivers/regulator/s5m8767.c @@ -574,7 +574,9 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev, 0, GPIOD_OUT_HIGH | GPIOD_FLAGS_BIT_NONEXCLUSIVE, "s5m8767"); - if (IS_ERR(rdata->ext_control_gpiod)) + if (PTR_ERR(rdata->ext_control_gpiod) == -ENOENT) + rdata->ext_control_gpiod = NULL; + else if (IS_ERR(rdata->ext_control_gpiod)) return PTR_ERR(rdata->ext_control_gpiod); rdata->id = i; diff --git a/drivers/regulator/tps65090-regulator.c b/drivers/regulator/tps65090-regulator.c index ca39b3d55123..10ea4b5a0f55 100644 --- a/drivers/regulator/tps65090-regulator.c +++ b/drivers/regulator/tps65090-regulator.c @@ -371,11 +371,12 @@ static struct tps65090_platform_data *tps65090_parse_dt_reg_data( "dcdc-ext-control-gpios", 0, gflags, "tps65090"); - if (IS_ERR(rpdata->gpiod)) - return ERR_CAST(rpdata->gpiod); - if (!rpdata->gpiod) + if (PTR_ERR(rpdata->gpiod) == -ENOENT) { dev_err(&pdev->dev, "could not find DCDC external control GPIO\n"); + rpdata->gpiod = NULL; + } else if (IS_ERR(rpdata->gpiod)) + return ERR_CAST(rpdata->gpiod); } if (of_property_read_u32(tps65090_matches[idx].of_node,