From: Wei Yongjun <weiyongjun1@huawei.com> stable inclusion from stable-v5.10.144 commit 3815e66c2183f3430490e450ba16779cf5214ec6 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I6D0V7 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=... -------------------------------- [ 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> Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com> Reviewed-by: Zheng Zengkai <zhengzengkai@huawei.com> --- 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 67ed4f238d43..780cba4e30d0 100644 --- a/drivers/gpio/gpio-mockup.c +++ b/drivers/gpio/gpio-mockup.c @@ -375,6 +375,13 @@ 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; @@ -457,7 +464,7 @@ 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 struct platform_driver gpio_mockup_driver = { -- 2.25.1