Commit cedc1dba authored by Dave Jones's avatar Dave Jones Committed by David S. Miller

a2065: skb_padto cleanups

Remove unnecessary check (skb_padto does the same check)
Remove unnecessary duplicate variable
Remove unnecessary clearing of padded part of skb.
Signed-off-by: default avatarDave Jones <davej@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent af433063
...@@ -552,18 +552,13 @@ static int lance_start_xmit (struct sk_buff *skb, struct net_device *dev) ...@@ -552,18 +552,13 @@ static int lance_start_xmit (struct sk_buff *skb, struct net_device *dev)
struct lance_private *lp = netdev_priv(dev); struct lance_private *lp = netdev_priv(dev);
volatile struct lance_regs *ll = lp->ll; volatile struct lance_regs *ll = lp->ll;
volatile struct lance_init_block *ib = lp->init_block; volatile struct lance_init_block *ib = lp->init_block;
int entry, skblen, len; int entry, skblen;
int status = 0; int status = 0;
unsigned long flags; unsigned long flags;
skblen = skb->len; if (skb_padto(skb, ETH_ZLEN))
len = skblen; return 0;
skblen = max_t(unsigned, skb->len, ETH_ZLEN);
if (len < ETH_ZLEN) {
len = ETH_ZLEN;
if (skb_padto(skb, ETH_ZLEN))
return 0;
}
local_irq_save(flags); local_irq_save(flags);
...@@ -586,15 +581,11 @@ static int lance_start_xmit (struct sk_buff *skb, struct net_device *dev) ...@@ -586,15 +581,11 @@ static int lance_start_xmit (struct sk_buff *skb, struct net_device *dev)
} }
#endif #endif
entry = lp->tx_new & lp->tx_ring_mod_mask; entry = lp->tx_new & lp->tx_ring_mod_mask;
ib->btx_ring [entry].length = (-len) | 0xf000; ib->btx_ring [entry].length = (-skblen) | 0xf000;
ib->btx_ring [entry].misc = 0; ib->btx_ring [entry].misc = 0;
skb_copy_from_linear_data(skb, (void *)&ib->tx_buf [entry][0], skblen); skb_copy_from_linear_data(skb, (void *)&ib->tx_buf [entry][0], skblen);
/* Clear the slack of the packet, do I need this? */
if (len != skblen)
memset ((void *) &ib->tx_buf [entry][skblen], 0, len - skblen);
/* Now, give the packet to the lance */ /* Now, give the packet to the lance */
ib->btx_ring [entry].tmd1_bits = (LE_T1_POK|LE_T1_OWN); ib->btx_ring [entry].tmd1_bits = (LE_T1_POK|LE_T1_OWN);
lp->tx_new = (lp->tx_new+1) & lp->tx_ring_mod_mask; lp->tx_new = (lp->tx_new+1) & lp->tx_ring_mod_mask;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment