257 	int ret;  in hdlcdrv_hbuf_full()  local
260 	ret = !((HDLCDRV_HDLCBUFFER - 1 + hb->rd - hb->wr) % HDLCDRV_HDLCBUFFER);  in hdlcdrv_hbuf_full()
262 	return ret;  in hdlcdrv_hbuf_full()
270 	int ret;  in hdlcdrv_hbuf_empty()  local
273 	ret = (hb->rd == hb->wr);  in hdlcdrv_hbuf_empty()
275 	return ret;  in hdlcdrv_hbuf_empty()
324 	unsigned int ret;  in hdlcdrv_getbits()  local
331 		ret = 0;  in hdlcdrv_getbits()
333 		ret = hdlcdrv_hbuf_get(&s->hdlctx.hbuf);  in hdlcdrv_getbits()
335 	hdlcdrv_hbuf_put(&s->hdlcrx.hbuf, ret);  in hdlcdrv_getbits()
337 	return ret;  in hdlcdrv_getbits()