On Tue, Sep 08, 2020 at 03:07:49PM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <[email protected]>
> 
> If the module init function fails after creating the debugs directory,
> it's never removed. Add proper cleanup calls to avoid this resource
> leak.

Reviewed-by: Andy Shevchenko <[email protected]>

> Fixes: 9202ba2397d1 ("gpio: mockup: implement event injecting over debugfs")
> Cc: <[email protected]>
> Signed-off-by: Bartosz Golaszewski <[email protected]>
> ---
>  drivers/gpio/gpio-mockup.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
> index bc345185db26..1652897fdf90 100644
> --- a/drivers/gpio/gpio-mockup.c
> +++ b/drivers/gpio/gpio-mockup.c
> @@ -552,6 +552,7 @@ static int __init gpio_mockup_init(void)
>       err = platform_driver_register(&gpio_mockup_driver);
>       if (err) {
>               gpio_mockup_err("error registering platform driver\n");
> +             debugfs_remove_recursive(gpio_mockup_dbg_dir);
>               return err;
>       }
>  
> @@ -582,6 +583,7 @@ static int __init gpio_mockup_init(void)
>                       gpio_mockup_err("error registering device");
>                       platform_driver_unregister(&gpio_mockup_driver);
>                       gpio_mockup_unregister_pdevs();
> +                     debugfs_remove_recursive(gpio_mockup_dbg_dir);
>                       return PTR_ERR(pdev);
>               }
>  
> -- 
> 2.26.1
> 

-- 
With Best Regards,
Andy Shevchenko


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