From f81a5dca3dabd20be446f92642b1ae80ac0363e4 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Fri, 4 Nov 2016 11:33:26 -0700
Subject: [PATCH] Release target once pinged

---
 src/core/ext/lb_policy/round_robin/round_robin.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/core/ext/lb_policy/round_robin/round_robin.c b/src/core/ext/lb_policy/round_robin/round_robin.c
index 427999aa6b8..0fd3abe0992 100644
--- a/src/core/ext/lb_policy/round_robin/round_robin.c
+++ b/src/core/ext/lb_policy/round_robin/round_robin.c
@@ -609,6 +609,7 @@ static void rr_ping_one(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
         grpc_subchannel_get_connected_subchannel(selected->subchannel),
         "picked");
     grpc_connected_subchannel_ping(exec_ctx, target, closure);
+    GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, target, "picked");
   } else {
     gpr_mu_unlock(&p->mu);
     grpc_exec_ctx_sched(exec_ctx, closure,