diff options
| -rw-r--r-- | channels/chan_sip.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index a990e7849..09531f2ad 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -7204,7 +7204,10 @@ enum match_req_res { */ static enum match_req_res match_req_to_dialog(struct sip_pvt *sip_pvt_ptr, struct match_req_args *arg) { - const char *init_ruri = REQ_OFFSET_TO_STR(&sip_pvt_ptr->initreq, rlPart2); + const char *init_ruri = NULL; + if (sip_pvt_ptr->initreq.headers) { + init_ruri = REQ_OFFSET_TO_STR(&sip_pvt_ptr->initreq, rlPart2); + } /* * Match Tags and call-id to Dialog @@ -7263,8 +7266,8 @@ static enum match_req_res match_req_to_dialog(struct sip_pvt *sip_pvt_ptr, struc if ((arg->method != SIP_RESPONSE) && /* must be a Request */ ast_strlen_zero(arg->totag) && /* must not have a totag */ (sip_pvt_ptr->init_icseq == arg->seqno) && /* the cseq must be the same as this dialogs initial cseq */ - !ast_strlen_zero(sip_pvt_ptr->initviabranch)) { /* The dialog must have started with a RFC3261 compliant branch tag */ - + !ast_strlen_zero(sip_pvt_ptr->initviabranch) && /* The dialog must have started with a RFC3261 compliant branch tag */ + init_ruri) { /* the dialog must have an initial request uri associated with it */ /* This Request matches all the criteria required for Loop/Merge detection. * Now we must go down the path of comparing VIA's and RURIs. */ if (ast_strlen_zero(arg->viabranch) || |