diff options
| -rw-r--r-- | channels/chan_sip.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index aa07de2e0..fdafed65a 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -16062,7 +16062,6 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_ struct ast_channel *owner; int sipmethod; int res = 1; - int ack_res; const char *c = get_header(req, "Cseq"); /* GCC 4.2 complains if I try to cast c as a char * when passing it to ast_skip_nonblanks, so make a copy of it */ char *c_copy = ast_strdupa(c); @@ -16078,16 +16077,20 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_ if (owner) owner->hangupcause = hangup_sip2cause(resp); - /* Acknowledge whatever it is destined for */ - if ((resp >= 100) && (resp <= 199)) { - ack_res = __sip_semi_ack(p, seqno, 0, sipmethod); - } else { - ack_res = __sip_ack(p, seqno, 0, sipmethod); - } + if (p->socket.type == SIP_TRANSPORT_UDP) { + int ack_res; - if (ack_res == FALSE) { - append_history(p, "Ignore", "Ignoring this retransmit\n"); - return; + /* Acknowledge whatever it is destined for */ + if ((resp >= 100) && (resp <= 199)) { + ack_res = __sip_semi_ack(p, seqno, 0, sipmethod); + } else { + ack_res = __sip_ack(p, seqno, 0, sipmethod); + } + + if (ack_res == FALSE) { + append_history(p, "Ignore", "Ignoring this retransmit\n"); + return; + } } /* If this is a NOTIFY for a subscription clear the flag that indicates that we have a NOTIFY pending */ |