|  | @@ -609,6 +609,7 @@ static void rr_ping_one(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
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				|  |  |          grpc_subchannel_get_connected_subchannel(selected->subchannel),
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				|  |  |          "picked");
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				|  |  |      grpc_connected_subchannel_ping(exec_ctx, target, closure);
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				|  |  | +    GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, target, "picked");
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				|  |  |    } else {
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				|  |  |      gpr_mu_unlock(&p->mu);
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				|  |  |      grpc_exec_ctx_sched(exec_ctx, closure,
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