Issue #7928 - Don't send both 404 and 503. Fix by phsultan with a small fix by me, myself or I.

Thanks, Philippe! 
(This was caused by my changes to the transaction handling)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@42826 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -13080,7 +13080,7 @@ static int handle_request_invite(struct sip_pvt *p, struct sip_request *req, int
 			break;
 		}
 	} else {
-		if (p && !ast_test_flag(&p->flags[0], SIP_NEEDDESTROY)) {
+		if (p && p->autokillid > -1) {
 			const char *msg;
 
 			if (!p->jointcapability)