mirror of https://gitee.com/openkylin/linux.git
pinctrl-st: fix of_irq_to_resource() result check
of_irq_to_resource() has recently been fixed to return negative error #'s
along with 0 in case of failure, however the ST driver still only regards
0 as failure indication -- fix it up.
Fixes: 7a4228bbff
("of: irq: use of_irq_get() in of_irq_to_resource()")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -1521,7 +1521,7 @@ static int st_gpiolib_register_bank(struct st_pinctrl *info,
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* [irqN]----> [gpio-bank (n)]
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*/
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if (of_irq_to_resource(np, 0, &irq_res)) {
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if (of_irq_to_resource(np, 0, &irq_res) > 0) {
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gpio_irq = irq_res.start;
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gpiochip_set_chained_irqchip(&bank->gpio_chip, &st_gpio_irqchip,
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gpio_irq, st_gpio_irq_handler);
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