to assume their is no danger is itself absurd.
To fear literature is to be doubtful of the rock upon which you stand.
I've read the books so that I can discuss them with my oldest son, who is also reading them. Guess what? We still believe that Christ died for our sins, and that our redemption is through Him only.
Plus, we got to read some pretty good books. Tolkien they're not. But they're pretty good.