Don't try to ref authpeer when it isn't set

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@275816 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index ac3de95..750ade2 100644 (file)
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -20816,7 +20816,9 @@ static int handle_request_invite(struct sip_pvt *p, struct sip_request *req, int
                if (p->relatedpeer) {
                        p->relatedpeer = unref_peer(p->relatedpeer,"unsetting the relatedpeer field in the dialog, before it is set to something else.");
                }
-               p->relatedpeer = ref_peer(authpeer, "setting dialog's relatedpeer pointer");
+               if (authpeer) {
+                       p->relatedpeer = ref_peer(authpeer, "setting dialog's relatedpeer pointer");
+               }
                /* If T38 is needed but not present, then make it magically appear */
                if (ast_test_flag(&p->flags[1], SIP_PAGE2_T38SUPPORT) && !p->udptl) {
                        struct sockaddr_in bindaddr_sin_tmp;