[dovecot/core] 0aedda: quota-clone: Fix assert-crash at deinit if quota_c...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: 0aeddafb0d047a3edbdfaf13417043102e5abff7
      https://github.com/dovecot/core/commit/0aeddafb0d047a3edbdfaf13417043102e5abff7
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2018-06-27 (Wed, 27 Jun 2018)

  Changed paths:
    M src/plugins/quota-clone/quota-clone-plugin.c

  Log Message:
  -----------
  quota-clone: Fix assert-crash at deinit if quota_clone update fails

The timeout isn't removed on failure, so it crashed with:
Panic: file quota-clone-plugin.c: line 257 (quota_clone_mail_user_deinit_pre): assertion failed: (quser->to_quota_flush == NULL)



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