staging: rtl8192e: Remove unused variables txbeac.., txman.. and txcmdp..

txbeaconerr, txmanageokint and txcmdpktokint are initialized and increased
but never read. Remove dead code.
Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/6c922591c48512692f77729ac91849ebb4e61bd1.1674675808.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/rtl_core.c

@@ -2139,11 +2139,7 @@ static irqreturn_t _rtl92e_irq(int irq, void *netdev)
 		goto done;
 	}
 
-	if (inta & IMR_TBDER)
-		priv->stats.txbeaconerr++;
-
 	if (inta  & IMR_MGNTDOK) {
-		priv->stats.txmanageokint++;
 		_rtl92e_tx_isr(dev, MGNT_QUEUE);
 		spin_unlock_irqrestore(&priv->irq_th_lock, flags);
 		if (priv->rtllib->ack_tx_to_ieee) {
@@ -2155,10 +2151,8 @@ static irqreturn_t _rtl92e_irq(int irq, void *netdev)
 		spin_lock_irqsave(&priv->irq_th_lock, flags);
 	}
 
-	if (inta & IMR_COMDOK) {
-		priv->stats.txcmdpktokint++;
+	if (inta & IMR_COMDOK)
 		_rtl92e_tx_isr(dev, TXCMD_QUEUE);
-	}
 
 	if (inta & IMR_HIGHDOK)
 		_rtl92e_tx_isr(dev, HIGH_QUEUE);

drivers/staging/rtl8192e/rtl8192e/rtl_core.h

@@ -184,9 +184,6 @@ enum reset_type {
 
 struct rt_stats {
 	unsigned long received_rate_histogram[4][32];
-	unsigned long txbeaconerr;
-	unsigned long txmanageokint;
-	unsigned long txcmdpktokint;
 	unsigned long txbytesmulticast;
 	unsigned long txbytesbroadcast;
 	unsigned long txbytesunicast;