merge 45966 refer_to_domain potentially containing options

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@46116 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -8621,14 +8621,14 @@ static int get_also_info(struct sip_pvt *p, struct sip_request *oreq)
 		return -1;
 	}
 	c += 4;
+	if ((a = strchr(c, ';'))) 	/* Remove arguments */
+		*a = '\0';
+	
 	if ((a = strchr(c, '@'))) {	/* Separate Domain */
 		*a++ = '\0';
 		ast_copy_string(referdata->refer_to_domain, a, sizeof(referdata->refer_to_domain));
 	}
 	
-	if ((a = strchr(c, ';'))) 	/* Remove arguments */
-		*a = '\0';
-	
 	if (sip_debug_test_pvt(p))
 		ast_verbose("Looking for %s in %s\n", c, p->context);