Reason: When user call rpmsg_socket_close() at the same time rpmsg_socket_ns_unbind() is called by remote CPU, then will meet multi-access to rpmsg_socket_device_destroy() Fix: reuse recvlock to handle this Change-Id: I8f33658f19c56a4000382ff9355ff052c45afea0 Signed-off-by: ligd <liguiding1@xiaomi.com>