properly handle '100 Trying' that arrives after a dialog has been dropped (issue...

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6912 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index fa0431a..df40648 100755 (executable)
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -9404,6 +9404,11 @@ static void handle_response_invite(struct sip_pvt *p, int resp, char *rest, stru
                        ast_log(LOG_DEBUG, "SIP response %d to standard invite\n", resp);
        }
 
+       if (ast_test_flag(p, SIP_ALREADYGONE)) { /* This call is already gone */
+               ast_log(LOG_DEBUG, "Got response on call that is already terminated: %s (ignoring)\n", p->callid);
+               return;
+       }
+
        switch (resp) {
        case 100:       /* Trying */
                sip_cancel_destroy(p);