staging: rtl8188eu: remove a write-only struct member

FwRsvdPageStartOffset in struct hal_data_8188e is never read. Remove it.
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20210612180019.20387-3-martin@kaiser.cxSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/hal/rtl8188e_cmd.c

@@ -466,7 +466,6 @@ static void SetFwRsvdPagePkt(struct adapter *adapt, bool bDLFinished)
 	if (PageNeed == 1)
 		PageNeed += 1;
 	PageNum += PageNeed;
-	adapt->HalData->FwRsvdPageStartOffset = PageNum;
 
 	BufIndex += PageNeed * 128;
 

drivers/staging/rtl8188eu/include/rtl8188e_hal.h

@@ -275,9 +275,6 @@ struct hal_data_8188e {
 
 	u8	bDumpRxPkt;/* for debug */
 	u8	bDumpTxPkt;/* for debug */
-	u8	FwRsvdPageStartOffset; /* Reserve page start offset except
-					*  beacon in TxQ.
-					*/
 
 	/*  Add for dual MAC  0--Mac0 1--Mac1 */
 	u32	interfaceIndex;