staging: vt6655: Rename variable bySlot

Remove byte Type encoding "by" from variable name and replace camelcase
with snakecase.

Fix checkpatch.pl error:
	CHECK: Avoid CamelCase: <bySlot>
Signed-off-by: Gilbert Adikankwu <gilbertadikankwu@gmail.com>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/57a1a08fba23d8da8ed1411d84f31f074f510444.1697927812.git.gilbertadikankwu@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6655/card.c

@@ -185,7 +185,7 @@ static void s_vCalculateOFDMRParameter(unsigned char rate,
 bool CARDbSetPhyParameter(struct vnt_private *priv, u8 bb_type)
 {
 	unsigned char cw_max_min = 0;
-	unsigned char bySlot = 0;
+	unsigned char slot = 0;
 	unsigned char bySIFS = 0;
 	unsigned char byDIFS = 0;
 	int i;
@@ -194,14 +194,14 @@ bool CARDbSetPhyParameter(struct vnt_private *priv, u8 bb_type)
 	if (bb_type == BB_TYPE_11A) {
 		vt6655_mac_set_bb_type(priv->port_offset, BB_TYPE_11A);
 		bb_write_embedded(priv, 0x88, 0x03);
-		bySlot = C_SLOT_SHORT;
+		slot = C_SLOT_SHORT;
 		bySIFS = C_SIFS_A;
 		byDIFS = C_SIFS_A + 2 * C_SLOT_SHORT;
 		cw_max_min = 0xA4;
 	} else if (bb_type == BB_TYPE_11B) {
 		vt6655_mac_set_bb_type(priv->port_offset, BB_TYPE_11B);
 		bb_write_embedded(priv, 0x88, 0x02);
-		bySlot = C_SLOT_LONG;
+		slot = C_SLOT_LONG;
 		bySIFS = C_SIFS_BG;
 		byDIFS = C_SIFS_BG + 2 * C_SLOT_LONG;
 		cw_max_min = 0xA5;
@@ -211,10 +211,10 @@ bool CARDbSetPhyParameter(struct vnt_private *priv, u8 bb_type)
 		bySIFS = C_SIFS_BG;
 
 		if (priv->short_slot_time) {
-			bySlot = C_SLOT_SHORT;
+			slot = C_SLOT_SHORT;
 			byDIFS = C_SIFS_BG + 2 * C_SLOT_SHORT;
 		} else {
-			bySlot = C_SLOT_LONG;
+			slot = C_SLOT_LONG;
 			byDIFS = C_SIFS_BG + 2 * C_SLOT_LONG;
 		}
 
@@ -254,9 +254,9 @@ bool CARDbSetPhyParameter(struct vnt_private *priv, u8 bb_type)
 		priv->byEIFS = C_EIFS;
 		iowrite8(priv->byEIFS, priv->port_offset + MAC_REG_EIFS);
 	}
-	if (priv->bySlot != bySlot) {
-		priv->bySlot = bySlot;
-		iowrite8(priv->bySlot, priv->port_offset + MAC_REG_SLOT);
+	if (priv->slot != slot) {
+		priv->slot = slot;
+		iowrite8(priv->slot, priv->port_offset + MAC_REG_SLOT);
 
 		bb_set_short_slot_time(priv);
 	}

drivers/staging/vt6655/device.h

@@ -184,7 +184,7 @@ struct vnt_private {
 	unsigned char bySIFS;
 	unsigned char byDIFS;
 	unsigned char byEIFS;
-	unsigned char bySlot;
+	unsigned char slot;
 	unsigned char cw_max_min;
 
 	u8		byBBType; /* 0:11A, 1:11B, 2:11G */