messageset traversal: if user function requested stop, we leaked t_pop().
messageset traversal: if user function requested stop, we leaked t_pop().

--HG--
branch : HEAD

dscho/dovecot,jwm/dovecot-notmuch,jkerihuel/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jwm/dovecot-notmuch,jkerihuel/dovecot,jwm/dovecot-notmuch,jkerihuel/dovecot,jkerihuel/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot,jwm/dovecot-notmuch,dscho/dovecot