[dovecot/core] d86910: lib-dcrypt: Fix error_r pointer verification.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: d86910a95633a25cf7577ea2dff0472b5a489bc3
      https://github.com/dovecot/core/commit/d86910a95633a25cf7577ea2dff0472b5a489bc3
  Author: Teemu Huovila <teemu.huovila at dovecot.fi>
  Date:   2016-06-14 (Tue, 14 Jun 2016)

  Changed paths:
    M src/lib-dcrypt/dcrypt.c

  Log Message:
  -----------
  lib-dcrypt: Fix error_r pointer verification.