Move the pass-abandon up where it belongs.

bin/varnishd/cache/cache_req_fsm.c

@@ -209,6 +209,10 @@ cnt_deliver(struct worker *wrk, struct req *req)
 
 	cnt_vdp(req, bo == NULL ? NULL : bo->boc);
 
+	/* pass+streaming, abandon fetch in case delivery terminated early */
+	if (bo != NULL && req->objcore->flags & OC_F_PASS)
+		bo->abandon = 1;
+
 	VSLb_ts_req(req, "Resp", W_TIM_real(wrk));
 
 	if (http_HdrIs(req->resp, H_Connection, "close"))

bin/varnishd/storage/storage_simple.c

@@ -307,8 +307,6 @@ sml_iterator(struct worker *wrk, struct objcore *oc,
 			break;
 		}
 	}
-	if (oc->flags & OC_F_PASS)
-		bo->abandon = 1;
 	VBO_DerefBusyObj(wrk, &bo);
 	return (ret);
 }