rpc_xprt_switch_has_addr
extern bool rpc_xprt_switch_has_addr(struct rpc_xprt_switch *xps,
if (rpc_xprt_switch_has_addr(data->xps, (struct sockaddr *)&xprt->addr)) {
if (rpc_xprt_switch_has_addr(xps, (struct sockaddr *)&xprt->addr))
ret = rpc_xprt_switch_has_addr(xps, sap);