switch_ivr_originate: Fix a infinite loop that will fill your machine ram...…

switch_ivr_originate: Fix a infinite loop that will fill your machine ram... Occur when using bridge group/ and enterprise originate


git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@16913 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_ivr_originate.c

@@ -1375,7 +1375,7 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_enterprise_originate(switch_core_sess
 		}
 	}
 
-	if (ovars) {
+	if (ovars && ovars != var_event) {
 		for (hi = ovars->headers; hi; hi = hi->next) {
 			switch_event_add_header_string(var_event, SWITCH_STACK_BOTTOM, hi->name, hi->value);
 		}