Staging/cxt1e1:Removing parantheses surrounding return argument

This patch fixes the error 'return is not a function, parentheses are
not required' that is found by using checkpatch.pi

Signed-off-by: Dulshani Gunawardhana <dulshani.gunawardhana89@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>