wdired-use-interactive-rename

wdired-use-interactive-rename is a variable defined in `wdired.el'.
Its value is

nil

Documentation:
If non-nil, WDired requires confirmation before actually renaming files.
If nil, WDired doesn't require confirmation to change the file names,
and the variable `wdired-confirm-overwrite' controls whether it is ok
to overwrite files without asking.

You can customize this variable.