f2fs: no need to check return value of debugfs_create functions

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Chao Yu <yuchao0@huawei.com>
Cc: linux-f2fs-devel@lists.sourceforge.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 3 insertions, 17 deletions

diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 503fde8349e6..99e9a5c37b71 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -511,30 +511,16 @@ void f2fs_destroy_stats(struct f2fs_sb_info *sbi)
         kvfree(si);
 }
 
-int __init f2fs_create_root_stats(void)
+void __init f2fs_create_root_stats(void)
 {
-        struct dentry *file;
-
         f2fs_debugfs_root = debugfs_create_dir("f2fs", NULL);
-        if (!f2fs_debugfs_root)
-                return -ENOMEM;
 
-        file = debugfs_create_file("status", S_IRUGO, f2fs_debugfs_root,
-                        NULL, &stat_fops);
-        if (!file) {
-                debugfs_remove(f2fs_debugfs_root);
-                f2fs_debugfs_root = NULL;
-                return -ENOMEM;
-        }
-
-        return 0;
+        debugfs_create_file("status", S_IRUGO, f2fs_debugfs_root, NULL,
+                            &stat_fops);
 }
 
 void f2fs_destroy_root_stats(void)
 {
-        if (!f2fs_debugfs_root)
-                return;
-
         debugfs_remove_recursive(f2fs_debugfs_root);
         f2fs_debugfs_root = NULL;
 }