[PATCH AUTOSEL 5.19 21/38] gpio: mockup: remove gpio debugfs when remove device

Sasha Levin
2022-09-10T21:18:26Z

From: Wei Yongjun <weiyongjun1@huawei.com>

[ Upstream commit 303e6da99429510b1e4edf833afe90ac8542e747 ]

GPIO mockup debugfs is created in gpio_mockup_probe() but
forgot to remove when remove device. This patch add a devm
managed callback for removing them.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpio/gpio-mockup.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index 8943cea927642..a2e505a7545cd 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -373,6 +373,13 @@ static void gpio_mockup_debugfs_setup(struct device *dev,
}
}

+static void gpio_mockup_debugfs_cleanup(void *data)
+{
+ struct gpio_mockup_chip *chip = data;
+
+ debugfs_remove_recursive(chip->dbg_dir);
+}
+
static void gpio_mockup_dispose_mappings(void *data)
{
struct gpio_mockup_chip *chip = data;
@@ -455,7 +462,7 @@ static int gpio_mockup_probe(struct platform_device *pdev)

gpio_mockup_debugfs_setup(dev, chip);

- return 0;
+ return devm_add_action_or_reset(dev, gpio_mockup_debugfs_cleanup, chip);
}

static const struct of_device_id gpio_mockup_of_match[] = {
--
2.35.1