It's not a major problem when they link their work directly to earlier stories.
A direct link might not always be desirable to readers
distracting
It's when you drop coincidental names into the book that things get bad
flourish
There are a number of names that have stopped being allusions and have become spoilers.
distraction
No one is going to be surprised
Step away from the spoilers
Unflattering Comparison
rarely subtle enough
Rarely can the piece of work top the name.
well-suited to the material
subtle
an expansion of the usual list of names used in fiction stories
too many shout-outs
an invitation to judge the material harshly
Killed By Overuse
minor character allusions
good the first few times around
thoroughly worn-out
the default name
tend to cast long shadows
literary allusions
The prohibition of names in fiction has to depend on context.
overly common names
creator names
what you call your main female character when you realize you can't call her Main Female Character
It has turned, hydra-like, from a name into a multi-headed monster
ubiquitous, and therefore meaningless
It's a way to make sure your main character won't make an impression on literary consciousness, but will go through the story with a serviceable everywoman demeanor.