Here’s an article somewhat related to this discussion. Comedian/TV host John Stewart rece pointed out some things in the Potterverse were rooted in racist stereotypes*. Commenters on the story pointed out other ones. The article points out similar critiques of Tolkien, as well as the history of such issues in D&D.
Lucrative fantasy franchises like ‘Harry Potter’ and Dungeons & Dragons that rake in billions of dollars have long had a race problem
www.marketwatch.com
* he later pointed out he was NOT calling JKR a racist, but rather, that the franchise had relied on racist tropes in certain ways.
I’ve done much the same with The Phantom Menace. I don’t think George Lucas was racist, I think he was just operating on white guy autopilot, and did not consciously realize what he was doing.