[dovecot/core] 99abb1: auth: Don't crash expanding %variables when userna...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: 99abb1302ae693ccdfe0d57351fd42c67a8612fc
      https://github.com/dovecot/core/commit/99abb1302ae693ccdfe0d57351fd42c67a8612fc
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2016-11-23 (Wed, 23 Nov 2016)

  Changed paths:
    M src/auth/auth-request-var-expand.c

  Log Message:
  -----------
  auth: Don't crash expanding %variables when username isn't set.

This continues the auth-policy fix in
c3d3faa4f72a676e183f34be960cff13a5a725ae