staging: rtl8188eu: Remove unused functions rtw_cbuf_[full, empty, push, pop]()

Signed-off-by: navin patidar <navin.patidar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/include/osdep_service.h

@@ -194,10 +194,4 @@ struct rtw_cbuf {
 	u32 size;
 	void *bufs[0];
 };
-
-bool rtw_cbuf_full(struct rtw_cbuf *cbuf);
-bool rtw_cbuf_empty(struct rtw_cbuf *cbuf);
-bool rtw_cbuf_push(struct rtw_cbuf *cbuf, void *buf);
-void *rtw_cbuf_pop(struct rtw_cbuf *cbuf);
-
 #endif

drivers/staging/rtl8188eu/os_dep/osdep_service.c

@@ -163,68 +163,3 @@ void rtw_buf_update(u8 **buf, u32 *buf_len, u8 *src, u32 src_len)
 	/* free ori */
 	kfree(ori);
 }
-
-
-/**
- * rtw_cbuf_full - test if cbuf is full
- * @cbuf: pointer of struct rtw_cbuf
- *
- * Returns: true if cbuf is full
- */
-inline bool rtw_cbuf_full(struct rtw_cbuf *cbuf)
-{
-	return (cbuf->write == cbuf->read-1) ? true : false;
-}
-
-/**
- * rtw_cbuf_empty - test if cbuf is empty
- * @cbuf: pointer of struct rtw_cbuf
- *
- * Returns: true if cbuf is empty
- */
-inline bool rtw_cbuf_empty(struct rtw_cbuf *cbuf)
-{
-	return (cbuf->write == cbuf->read) ? true : false;
-}
-
-/**
- * rtw_cbuf_push - push a pointer into cbuf
- * @cbuf: pointer of struct rtw_cbuf
- * @buf: pointer to push in
- *
- * Lock free operation, be careful of the use scheme
- * Returns: true push success
- */
-bool rtw_cbuf_push(struct rtw_cbuf *cbuf, void *buf)
-{
-	if (rtw_cbuf_full(cbuf))
-		return _FAIL;
-
-	if (0)
-		DBG_88E("%s on %u\n", __func__, cbuf->write);
-	cbuf->bufs[cbuf->write] = buf;
-	cbuf->write = (cbuf->write+1)%cbuf->size;
-
-	return _SUCCESS;
-}
-
-/**
- * rtw_cbuf_pop - pop a pointer from cbuf
- * @cbuf: pointer of struct rtw_cbuf
- *
- * Lock free operation, be careful of the use scheme
- * Returns: pointer popped out
- */
-void *rtw_cbuf_pop(struct rtw_cbuf *cbuf)
-{
-	void *buf;
-	if (rtw_cbuf_empty(cbuf))
-		return NULL;
-
-	if (0)
-		DBG_88E("%s on %u\n", __func__, cbuf->read);
-	buf = cbuf->bufs[cbuf->read];
-	cbuf->read = (cbuf->read+1)%cbuf->size;
-
-	return buf;
-}