There is one more patch series of refactoring create_key() after this one, then I can start implementing things.
-- v3: kernelbase: Return the last existing key from open_key() when it's called from create_key(). kernelbase: Pass a name pointer to open_key(). kernelbase: Use open_key() to obtain any existing Wow6432node in create_key(). kernelbase: Call open_key() from open_subkey().