rfcomm_dev_ioctl  353 include/net/bluetooth/rfcomm.h int  rfcomm_dev_ioctl(struct sock *sk, unsigned int cmd, void __user *arg);
rfcomm_dev_ioctl  805 net/bluetooth/rfcomm/sock.c 		err = rfcomm_dev_ioctl(sk, cmd, (void __user *) arg);