staging: rtl8188eu: osdep_service.h: Remove unused struct rtw_cbuf

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

@@ -187,11 +187,4 @@ u64 rtw_modular64(u64 x, u64 y);
 
 void rtw_buf_free(u8 **buf, u32 *buf_len);
 void rtw_buf_update(u8 **buf, u32 *buf_len, u8 *src, u32 src_len);
-
-struct rtw_cbuf {
-	u32 write;
-	u32 read;
-	u32 size;
-	void *bufs[0];
-};
 #endif