diff options
Diffstat (limited to 'channels/chan_pjsip.c')
| -rw-r--r-- | channels/chan_pjsip.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/channels/chan_pjsip.c b/channels/chan_pjsip.c index cad0a7c5f..06828ac60 100644 --- a/channels/chan_pjsip.c +++ b/channels/chan_pjsip.c @@ -2063,6 +2063,21 @@ static int chan_pjsip_incoming_request(struct ast_sip_session *session, struct p return 0; } + if (session->inv_session->state >= PJSIP_INV_STATE_CONFIRMED) { + /* Weird case. We've received a reinvite but we don't have a channel. The most + * typical case for this happening is that a blind transfer fails, and so the + * transferer attempts to reinvite himself back into the call. We already got + * rid of that channel, and the other side of the call is unrecoverable. + * + * We treat this as a failure, so our best bet is to just hang this call + * up and not create a new channel. Clearing defer_terminate here ensures that + * calling ast_sip_session_terminate() can result in a BYE being sent ASAP. + */ + session->defer_terminate = 0; + ast_sip_session_terminate(session, 400); + return -1; + } + datastore = ast_sip_session_alloc_datastore(&transport_info, "transport_info"); if (!datastore) { return -1; |