[dovecot/core] 2c3f37: auth: Don't crash expanding %variables when userna...

[GitHub]

  Branch: refs/heads/master-2.2
  Home:   https://github.com/dovecot/core
  Commit: 2c3f37672277b1f73f84722802aaa0ab1ab3e413
      https://github.com/dovecot/core/commit/2c3f37672277b1f73f84722802aaa0ab1ab3e413
  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