gpio: mockup: fix resource leak in error path
commit5.4-rM2-2.2.x-imx-squashed1b02d9e770
upstream. If the module init function fails after creating the debugs directory, it's never removed. Add proper cleanup calls to avoid this resource leak. Fixes:9202ba2397
("gpio: mockup: implement event injecting over debugfs") Cc: <stable@vger.kernel.org> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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b079337f69
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035f59ad4b
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@ -497,6 +497,7 @@ static int __init gpio_mockup_init(void)
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err = platform_driver_register(&gpio_mockup_driver);
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if (err) {
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gpio_mockup_err("error registering platform driver\n");
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debugfs_remove_recursive(gpio_mockup_dbg_dir);
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return err;
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}
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@ -527,6 +528,7 @@ static int __init gpio_mockup_init(void)
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gpio_mockup_err("error registering device");
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platform_driver_unregister(&gpio_mockup_driver);
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gpio_mockup_unregister_pdevs();
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debugfs_remove_recursive(gpio_mockup_dbg_dir);
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return PTR_ERR(pdev);
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}
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