linux-kernel - [PATCH] net: dl2k: remove variable tx

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Message-Id: <20221024143501.2163720-1-colin.i.king@gmail.com>
Date:   Mon, 24 Oct 2022 15:35:01 +0100
From:   Colin Ian King <colin.i.king@...il.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] net: dl2k: remove variable tx_use

Variable tx_use is just being incremented and it's never used
anywhere else. The variable and the increment are redundant so
remove it.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 drivers/net/ethernet/dlink/dl2k.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/net/ethernet/dlink/dl2k.c b/drivers/net/ethernet/dlink/dl2k.c
index 2c67a857a42f..db6615aa921b 100644
--- a/drivers/net/ethernet/dlink/dl2k.c
+++ b/drivers/net/ethernet/dlink/dl2k.c
@@ -814,7 +814,6 @@ rio_free_tx (struct net_device *dev, int irq)
 {
 	struct netdev_private *np = netdev_priv(dev);
 	int entry = np->old_tx % TX_RING_SIZE;
-	int tx_use = 0;
 	unsigned long flag = 0;
 
 	if (irq)
@@ -839,7 +838,6 @@ rio_free_tx (struct net_device *dev, int irq)
 
 		np->tx_skbuff[entry] = NULL;
 		entry = (entry + 1) % TX_RING_SIZE;
-		tx_use++;
 	}
 	if (irq)
 		spin_unlock(&np->tx_lock);
-- 
2.37.3