[V2] pinctrl: qcom: spmi-gpio: Correct power_source range check

Message ID 20170828030227.16796-1-fenglinw@codeaurora.org
State New
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Series
  • [V2] pinctrl: qcom: spmi-gpio: Correct power_source range check
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Commit Message

Fenglin Wu Aug. 28, 2017, 3 a.m.
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>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---
 drivers/pinctrl/qcom/pinctrl-spmi-gpio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Linus Walleij Aug. 31, 2017, 1:49 p.m. | #1
On Mon, Aug 28, 2017 at 5:00 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>
> Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>

I already applied a version of this.

Yours,
Linus Walleij
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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;