staging: rtl8192e: Rename sCrcLng

Rename constant sCrcLng to S_CRC_LEN to avoid CamelCase which is not
accepted by checkpatch. Use S_CRC_LEN instead of fix value with comment
to improve readability.
Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/b0139a958123881fd04b60110a6889f726d943cc.1675003608.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c

@@ -1827,7 +1827,7 @@ bool rtl92e_get_rx_stats(struct net_device *dev, struct rtllib_rx_stats *stats,
 	stats->RxIs40MHzPacket = pDrvInfo->BW;
 
 	_rtl92e_translate_rx_signal_stats(dev, skb, stats, pdesc, pDrvInfo);
-	skb_trim(skb, skb->len - 4/*sCrcLng*/);
+	skb_trim(skb, skb->len - S_CRC_LEN);
 
 
 	stats->packetlength = stats->Length-4;

drivers/staging/rtl8192e/rtl8192e/rtl_core.c

@@ -1906,7 +1906,7 @@ static void _rtl92e_rx_normal(struct net_device *dev)
 		skb_put(skb, pdesc->Length);
 		skb_reserve(skb, stats.RxDrvInfoSize +
 			stats.RxBufShift);
-		skb_trim(skb, skb->len - 4/*sCrcLng*/);
+		skb_trim(skb, skb->len - S_CRC_LEN);
 		rtllib_hdr = (struct rtllib_hdr_1addr *)skb->data;
 		if (!is_multicast_ether_addr(rtllib_hdr->addr1)) {
 			/* unicast packet */

drivers/staging/rtl8192e/rtl8192e/rtl_core.h

@@ -94,7 +94,7 @@
 #define CCK_TX_BB_GAIN_TABLE_LEN		23
 
 #define CHANNEL_PLAN_LEN			10
-#define sCrcLng					4
+#define S_CRC_LEN				4
 
 #define NIC_SEND_HANG_THRESHOLD_NORMAL		4
 #define NIC_SEND_HANG_THRESHOLD_POWERSAVE	8