[Pidgin] #10259: Crash in jabber_idn_validate()

[Pidgin]

#10259: Crash in jabber_idn_validate()
---------------------+------------------------------------------------------
Reporter:  patrakov  |        Type:  defect   
  Status:  new       |   Component:  libpurple
 Version:  2.6.2     |    Keywords:           
---------------------+------------------------------------------------------
 {{{
                 if (!jabber_resourceprep(idn_buffer, sizeof(idn_buffer)))
 {
                         jabber_id_free(jid);
                         jid = NULL;
                         /* goto out; */
                 }

                 jid->resource = g_strdup(idn_buffer);

 }}}

 This can't be right. We assign NULL to jid, and then attempt to set the
 resource through this NULL pointer. To trigger this, register an account
 on online.yandex.ru and wait while a mail notifier appears in your contact
 list.

 If I uncomment the "goto out;", the crash goes away.

-- 
Ticket URL: <http://developer.pidgin.im/ticket/10259>
Pidgin <http://pidgin.im>
Pidgin