staging: rtl8188eu: Remove 'int frame_tag' from struct recv_frame

Remove unused variable 'int frame_tag'.
Signed-off-by: navin patidar <navin.patidar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/include/rtw_recv.h

@@ -254,7 +254,6 @@ struct recv_frame {
 	struct sk_buff	 *pkt_newalloc;
 	struct adapter  *adapter;
 	u8 fragcnt;
-	int frame_tag;
 	struct rx_pkt_attrib attrib;
 	uint  len;
 	u8 *rx_head;