[dovecot/core] b62495: dsync: Set brain->failed to TRUE when UIDVALIDITY ...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: b62495f818944c701e22b7a9a31d81d0c2f4543d
      https://github.com/dovecot/core/commit/b62495f818944c701e22b7a9a31d81d0c2f4543d
  Author: Aki Tuomi <aki.tuomi at dovecot.fi>
  Date:   2018-01-02 (Tue, 02 Jan 2018)

  Changed paths:
    M src/doveadm/dsync/dsync-brain-mailbox.c

  Log Message:
  -----------
  dsync: Set brain->failed to TRUE when UIDVALIDITY changes

This happens if UIDVALIDITY changes during stateful sync.

Fixes Panic: doveadm: file dsync-brain-mailbox.c: line 377 (dsync_brain_sync_mailbox_deinit): assertion failed: (brain->failed)