staging: rtl8188eu: remove two write-only hal components

RegTxPause and RegBcnCtrlVal from struct hal_data_8188e are set but
never read. Remove them.
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20210725155902.32433-11-martin@kaiser.cxSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/hal/usb_halinit.c

@@ -563,8 +563,6 @@ static void _InitBeaconParameters(struct adapter *Adapter)
 	/*  beacause test chip does not contension before sending beacon. by tynli. 2009.11.03 */
 	usb_write16(Adapter, REG_BCNTCFG, 0x660F);
 
-	haldata->RegBcnCtrlVal = usb_read8(Adapter, REG_BCN_CTRL);
-	haldata->RegTxPause = usb_read8(Adapter, REG_TXPAUSE);
 	haldata->RegFwHwTxQCtrl = usb_read8(Adapter, REG_FWHW_TXQ_CTRL + 2);
 	haldata->RegReg542 = usb_read8(Adapter, REG_TBTT_PROHIBIT + 2);
 	haldata->RegCR_1 = usb_read8(Adapter, REG_CR + 1);

drivers/staging/rtl8188eu/include/rtl8188e_hal.h

@@ -230,9 +230,6 @@ struct hal_data_8188e {
 	/* for host message to fw */
 	u8	LastHMEBoxNum;
 
-	u8	RegTxPause;
-	/*  Beacon function related global variable. */
-	u32	RegBcnCtrlVal;
 	u8	RegFwHwTxQCtrl;
 	u8	RegReg542;
 	u8	RegCR_1;