tweak

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@5526 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_ivr_originate.c

@@ -373,7 +373,7 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_originate(switch_core_session_t *sess
 		fail_on_single_reject = 1;
 	}
 
-	if (!switch_strlen_zero(file) && !strcmp(file, "undef")) {
+	if ((!switch_strlen_zero(file)) && (!strcmp(file, "undef"))) {
 		*file = '\0';
 	}