f2fs: remove debufs dir if debugfs_create_file() failed
When debugfs_create_file() failed in f2fs_create_root_stats(), debugfs_root should be remove. Signed-off-by: Younger Liu <liuyiyang@hisense.com> Cc: Younger Liu <younger.liucn@gmail.com> Cc: Jaegeuk Kim <jaegeuk.kim@samsung.com> Reviewed-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
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@ -340,14 +340,32 @@ void f2fs_destroy_stats(struct f2fs_sb_info *sbi)
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void __init f2fs_create_root_stats(void)
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{
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struct dentry *file;
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debugfs_root = debugfs_create_dir("f2fs", NULL);
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if (debugfs_root)
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debugfs_create_file("status", S_IRUGO, debugfs_root,
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NULL, &stat_fops);
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if (!debugfs_root)
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goto bail;
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file = debugfs_create_file("status", S_IRUGO, debugfs_root,
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NULL, &stat_fops);
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if (!file)
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goto free_debugfs_dir;
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return;
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free_debugfs_dir:
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debugfs_remove(debugfs_root);
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bail:
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debugfs_root = NULL;
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return;
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}
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void f2fs_destroy_root_stats(void)
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{
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if (!debugfs_root)
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return;
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debugfs_remove_recursive(debugfs_root);
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debugfs_root = NULL;
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}
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