pinctrl: core: fix missing unlock on error in pinctrl_find_gpio_range_from_pin()
Add the missing unlock before return from function pinctrl_find_gpio_range_from_pin() in the error handling case. Introduced by commit 2ff3477efd7086544b9e298fc63afab0645921b4. (pinctrl: add pin list based GPIO ranges) Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Родитель
5a68e7a748
Коммит
c8f50e8657
|
@ -465,7 +465,7 @@ struct pinctrl_gpio_range *
|
|||
pinctrl_find_gpio_range_from_pin(struct pinctrl_dev *pctldev,
|
||||
unsigned int pin)
|
||||
{
|
||||
struct pinctrl_gpio_range *range = NULL;
|
||||
struct pinctrl_gpio_range *range;
|
||||
|
||||
mutex_lock(&pctldev->mutex);
|
||||
/* Loop over the ranges */
|
||||
|
@ -475,17 +475,16 @@ pinctrl_find_gpio_range_from_pin(struct pinctrl_dev *pctldev,
|
|||
int a;
|
||||
for (a = 0; a < range->npins; a++) {
|
||||
if (range->pins[a] == pin)
|
||||
return range;
|
||||
goto out;
|
||||
}
|
||||
} else if (pin >= range->pin_base &&
|
||||
pin < range->pin_base + range->npins) {
|
||||
mutex_unlock(&pctldev->mutex);
|
||||
return range;
|
||||
}
|
||||
pin < range->pin_base + range->npins)
|
||||
goto out;
|
||||
}
|
||||
range = NULL;
|
||||
out:
|
||||
mutex_unlock(&pctldev->mutex);
|
||||
|
||||
return NULL;
|
||||
return range;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(pinctrl_find_gpio_range_from_pin);
|
||||
|
||||
|
|
Загрузка…
Ссылка в новой задаче