[master] cb456b828 Add worker to the busyobj for pipe mode

[Nils Goroll]

commit cb456b82809409102f7389e85ba7b4fc22e96f12
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Wed May 15 11:43:10 2019 +0200

    Add worker to the busyobj for pipe mode

diff --git a/bin/varnishd/cache/cache_req_fsm.c b/bin/varnishd/cache/cache_req_fsm.c
index 631a8a09d..650ce3a6c 100644
--- a/bin/varnishd/cache/cache_req_fsm.c
+++ b/bin/varnishd/cache/cache_req_fsm.c
@@ -725,6 +725,7 @@ cnt_pipe(struct worker *wrk, struct req *req)
 		req->want100cont = 0;
 	}
 
+	bo->wrk = wrk;
 	VCL_pipe_method(req->vcl, wrk, req, bo, NULL);
 
 	switch (wrk->handling) {