提交 e6f390a8 编写于 作者: N Navid Emamdoost 提交者: Linus Walleij

gpio: arizona: handle pm_runtime_get_sync failure case

Calling pm_runtime_get_sync increments the counter even in case of
failure, causing incorrect ref count. Call pm_runtime_put if
pm_runtime_get_sync fails.
Signed-off-by: NNavid Emamdoost <navid.emamdoost@gmail.com>
Acked-by: NCharles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20200605025207.65719-1-navid.emamdoost@gmail.comSigned-off-by: NLinus Walleij <linus.walleij@linaro.org>
上级 b3a9e3b9
......@@ -106,6 +106,7 @@ static int arizona_gpio_direction_out(struct gpio_chip *chip,
ret = pm_runtime_get_sync(chip->parent);
if (ret < 0) {
dev_err(chip->parent, "Failed to resume: %d\n", ret);
pm_runtime_put(chip->parent);
return ret;
}
}
......
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