[dovecot/core] 12fd7a: lib-mail: message-parser assert-crashfix

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: 12fd7a30563f3256642070ef9528dda0d089cb41
      https://github.com/dovecot/core/commit/12fd7a30563f3256642070ef9528dda0d089cb41
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2016-04-30 (Sat, 30 Apr 2016)

  Changed paths:
    M src/lib-mail/message-parser.c
    M src/lib-mail/test-message-parser.c

  Log Message:
  -----------
  lib-mail: message-parser assert-crashfix

Crashes when multipart MIME header is missing end-of-headers line and the
boundary begins with the same prefix as one of the parent boundaries.
Broken by 7a12331c6