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regulator: core: Fix regualtor_ena_gpio_free not to access pin after freeing

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After freeing pin from regulator_ena_gpio_free, loop can access
the pin. So this patch fixes not to access pin after freeing.

Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Seung-Woo Kim 2014-12-04 19:17:17 +09:00 committed by Mark Brown
parent 194dbaefa0
commit 60a2362f76
1 changed files with 2 additions and 0 deletions
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2
drivers/regulator/core.c
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@ -1713,6 +1713,8 @@ static void regulator_ena_gpio_free(struct regulator_dev *rdev)
gpiod_put(pin->gpiod); gpiod_put(pin->gpiod);
list_del(&pin->list); list_del(&pin->list);
kfree(pin); kfree(pin);
rdev->ena_pin = NULL;
return;
} else { } else {
pin->request_count--; pin->request_count--;
} }