staging:r8188eu: remove unused MCS_rate_2R array

MCS_rate_2R[] does not used. Remove it.
Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/core/rtw_mlme.c

@@ -28,7 +28,6 @@
 #include <rtw_ioctl_set.h>
 #include <linux/vmalloc.h>
 
-extern unsigned char	MCS_rate_2R[16];
 extern unsigned char	MCS_rate_1R[16];
 
 int rtw_init_mlme_priv(struct adapter *padapter)

drivers/staging/rtl8188eu/core/rtw_mlme_ext.c

@@ -47,7 +47,6 @@ extern unsigned char REALTEK_96B_IE[];
 /********************************************************
 MCS rate definitions
 *********************************************************/
-unsigned char	MCS_rate_2R[16] = {0xff, 0xff, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
 unsigned char	MCS_rate_1R[16] = {0xff, 0x00, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
 
 /********************************************************

drivers/staging/rtl8188eu/include/rtw_mlme.h

@@ -216,7 +216,6 @@ void hostapd_mode_unload(struct adapter *padapter);
 extern unsigned char WPA_TKIP_CIPHER[4];
 extern unsigned char RSN_TKIP_CIPHER[4];
 extern unsigned char REALTEK_96B_IE[];
-extern unsigned char	MCS_rate_2R[16];
 extern unsigned char	MCS_rate_1R[16];
 
 void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf);