move the "post" check for username being empty inside the branch
that's handling the username, as it's the only branch where username
is mutated after checking if it's empty.
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit 581cf36bd4)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
97c25b7574