staging: rtl8192e: Remove unused variables num_proc.., recei.. and rx…

…ov..

num_process_phyinfo, received_bwtype and rxoverflow are initialized and
increased but never read. Remove dead code.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>

drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c

@@ -1469,10 +1469,6 @@ static void _rtl92e_query_rxphystatus(
 		rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
 		prxsc = (struct phy_ofdm_rx_status_rxsc_sgien_exintfflag *)
 			&rxsc_sgien_exflg;
-		if (pdrvinfo->BW)
-			priv->stats.received_bwtype[1+prxsc->rxsc]++;
-		else
-			priv->stats.received_bwtype[0]++;
 	}
 
 	if (is_cck_rate) {
@@ -1535,7 +1531,6 @@ static void _rtl92e_process_phyinfo(struct r8192_priv *priv, u8 *buffer,
 	if (!bcheck)
 		return;
 
-	priv->stats.num_process_phyinfo++;
 	if (!prev_st->bIsCCK && prev_st->bPacketToSelf) {
 		for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++) {
 			if (!rtl92e_is_legal_rf_path(priv->rtllib->dev, rfpath))

drivers/staging/rtl8192e/rtl8192e/rtl_core.c

@@ -2183,10 +2183,8 @@ static irqreturn_t _rtl92e_irq(int irq, void *netdev)
 		tasklet_schedule(&priv->irq_rx_tasklet);
 	}
 
-	if (inta & IMR_RXFOVW) {
-		priv->stats.rxoverflow++;
+	if (inta & IMR_RXFOVW)
 		tasklet_schedule(&priv->irq_rx_tasklet);
-	}
 
 	if (inta & IMR_TXFOVW)
 		priv->stats.txoverflow++;

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 num_process_phyinfo;
-	unsigned long received_bwtype[5];
-	unsigned long rxoverflow;
 	unsigned long rxint;
 	unsigned long ints;
 	unsigned long shints;