diff mbox

[V1] pinctrl: qcom: spmi-gpio: Correct power_source range check

Message ID 20170719064121.13948-1-fenglinw@codeaurora.org (mailing list archive)
State Superseded, archived
Delegated to: Andy Gross
Headers show

Commit Message

Fenglin Wu July 19, 2017, 6:39 a.m. UTC
From: Fenglin Wu <fenglinw@codeaurora.org>

Power source selection in DIG_VIN_CTL is indexed from 0, in the range
check it shouldn't be equal to the total number of power sources.

Signed-off-by: Fenglin Wu <fenglinw@codeaurora.org>
---
 drivers/pinctrl/qcom/pinctrl-spmi-gpio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Bjorn Andersson Aug. 24, 2017, 5:03 a.m. UTC | #1
On Tue 18 Jul 23:39 PDT 2017, fenglinw@codeaurora.org wrote:

> From: Fenglin Wu <fenglinw@codeaurora.org>
> 
> Power source selection in DIG_VIN_CTL is indexed from 0, in the range
> check it shouldn't be equal to the total number of power sources.
> 

Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Regards,
Bjorn

> Signed-off-by: Fenglin Wu <fenglinw@codeaurora.org>
> ---
>  drivers/pinctrl/qcom/pinctrl-spmi-gpio.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
> index 664b641..8b77c04 100644
> --- a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
> +++ b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
> @@ -375,7 +375,7 @@ static int pmic_gpio_config_set(struct pinctrl_dev *pctldev, unsigned int pin,
>  			pad->is_enabled = false;
>  			break;
>  		case PIN_CONFIG_POWER_SOURCE:
> -			if (arg > pad->num_sources)
> +			if (arg >= pad->num_sources)
>  				return -EINVAL;
>  			pad->power_source = arg;
>  			break;
> -- 
> Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project.
> 
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Linus Walleij Aug. 31, 2017, noon UTC | #2
On Wed, Jul 19, 2017 at 8:39 AM,  <fenglinw@codeaurora.org> wrote:

> From: Fenglin Wu <fenglinw@codeaurora.org>
>
> Power source selection in DIG_VIN_CTL is indexed from 0, in the range
> check it shouldn't be equal to the total number of power sources.
>
> Signed-off-by: Fenglin Wu <fenglinw@codeaurora.org>

Patch applied with Björn's ACK.

Yours,
Linus Walleij
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diff mbox

Patch

diff --git a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
index 664b641..8b77c04 100644
--- a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
+++ b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
@@ -375,7 +375,7 @@  static int pmic_gpio_config_set(struct pinctrl_dev *pctldev, unsigned int pin,
 			pad->is_enabled = false;
 			break;
 		case PIN_CONFIG_POWER_SOURCE:
-			if (arg > pad->num_sources)
+			if (arg >= pad->num_sources)
 				return -EINVAL;
 			pad->power_source = arg;
 			break;