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qcom: spmi-gpio: Fix boundary conditions IRQ domain translate

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GPIOs on the SPMI PMIC are numbered 1..ngpio, so the boundary check in
pmic_gpio_domain_translate() is off by one, correct this.

Fixes: ca69e2d165 ("qcom: spmi-gpio: add support for hierarchical IRQ chip")
Signed-off-by: Bjorn Andersson <[email protected]>
Reviewed-by: Brian Masney <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
This commit is contained in:
Bjorn Andersson 2019-02-11 19:52:05 -08:00 • committed by Linus Walleij
commit dac7da986b
1 changed files with 2 additions and 1 deletions
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3
drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
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@ -962,7 +962,8 @@ static int pmic_gpio_domain_translate(struct irq_domain *domain,
struct pmic_gpio_state,
chip);
if (fwspec->param_count != 2 || fwspec->param[0] >= state->chip.ngpio)
if (fwspec->param_count != 2 ||
fwspec->param[0] < 1 || fwspec->param[0] > state->chip.ngpio)
return -EINVAL;
*hwirq = fwspec->param[0] - PMIC_GPIO_PHYSICAL_OFFSET;