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net: ethernet: dnet: Remove set but unused variable 'len'

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Fixes gcc '-Wunused-but-set-variable' warning:

drivers/net/ethernet/dnet.c: In function dnet_start_xmit
drivers/net/ethernet/dnet.c:511:15: warning: variable ‘len’ set but not used [-Wunused-but-set-variable]

commit 4796417417 ("dnet: Dave DNET ethernet controller driver (updated)")
involved this unused variable, remove it.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wang Hai <wanghai38@huawei.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Wang Hai 2020-09-07 22:12:07 +08:00 committed by Jakub Kicinski
parent f3b11449a4
commit 30ebaf8e63
1 changed files with 1 additions and 4 deletions
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5
drivers/net/ethernet/dnet.c
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@ -508,7 +508,7 @@ static netdev_tx_t dnet_start_xmit(struct sk_buff *skb, struct net_device *dev)
struct dnet *bp = netdev_priv(dev);
u32 tx_status, irq_enable;
unsigned int len, i, tx_cmd, wrsz;
unsigned int i, tx_cmd, wrsz;
unsigned long flags;
unsigned int *bufp;
@ -518,9 +518,6 @@ static netdev_tx_t dnet_start_xmit(struct sk_buff *skb, struct net_device *dev)
skb->len, skb->head, skb->data);
dnet_print_skb(skb);
/* frame size (words) */
len = (skb->len + 3) >> 2;
spin_lock_irqsave(&bp->lock, flags);
tx_status = dnet_readl(bp, TX_STATUS);