staging: rtl8192e: Remove unused variables bShortPreamble and fragoffset

Remove unused variables bShortPreamble and fragoffset as they are set and
never evaluated.

Signed-off-by: Philipp Hortmann <[e-mail]>
Link: https://lore.kernel.org/r/17c516c195[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c

···
 
 	stats->rate = _rtl92e_rate_hw_to_mgn((bool)pDrvInfo->RxHT,
 					     pDrvInfo->RxRate);
-	stats->bShortPreamble = pDrvInfo->SPLCP;
 
 	_rtl92e_update_received_rate_histogram_stats(dev, stats);
 
···
 	_rtl92e_translate_rx_signal_stats(dev, skb, stats, pdesc, pDrvInfo);
 	skb_trim(skb, skb->len - S_CRC_LEN);
 
-	stats->fragoffset = 0;
 	stats->ntotalfrag = 1;
 	return true;
 }

drivers/staging/rtl8192e/rtllib.h

···
 	u16 bHwError:1;
 	u16 bCRC:1;
 	u16 bICV:1;
-	u16 bShortPreamble:1;
 	u16 Decrypted:1;
 	u32 TimeStampLow;
 	u32 TimeStampHigh;
···
 	bool  bPacketMatchBSSID;
 	bool  bIsCCK;
 	bool  bPacketToSelf;
-	u16    fragoffset;
 	u16    ntotalfrag;
 	bool   bPacketBeacon;
 	bool   bToSelfBA;