Re: [PATCH V1 3/3] pinctrl: qcom: spmi-gpio: Correct power_source range check

From: Fenglin Wu
Date: Thu Jul 13 2017 - 01:55:39 EST


On 7/13/2017 5:33 AM, Bjorn Andersson wrote:
On Mon 12 Jun 23:16 PDT 2017, fenglinw@xxxxxxxxxxxxxx wrote:

From: Fenglin Wu <fenglinw@xxxxxxxxxxxxxx>

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@xxxxxxxxxxxxxx>

Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

This patch is unrelated to the other patches in the series, when this is
the case it's better to send it on its own.

Regards,
Bjorn

Sure, I will send it as an independent patch.
---
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 581309d..1fd677c 100644
--- a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
+++ b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
@@ -500,7 +500,7 @@ 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.


--
Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project.