Don't add headers to an uninitialized eq (from issue 7694 garyhai, but not

a resolution to that bug report)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@41437 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -7065,8 +7065,6 @@ static int transmit_refer(struct sip_pvt *p, const char *dest)
 	else
 		snprintf(referto, sizeof(referto), "<sip:%s>", dest);
 
-	add_header(&req, "Max-Forwards", DEFAULT_MAX_FORWARDS);
-
 	/* save in case we get 407 challenge */
 	sip_refer_allocate(p);
 	ast_copy_string(p->refer->refer_to, referto, sizeof(p->refer->refer_to));
@@ -7074,6 +7072,8 @@ static int transmit_refer(struct sip_pvt *p, const char *dest)
 	p->refer->status = REFER_SENT;   /* Set refer status */
 
 	reqprep(&req, p, SIP_REFER, 0, 1);
+	add_header(&req, "Max-Forwards", DEFAULT_MAX_FORWARDS);
+
 	add_header(&req, "Refer-To", referto);
 	add_header(&req, "Allow", ALLOWED_METHODS);
 	add_header(&req, "Supported", SUPPORTED_EXTENSIONS);