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authorArnaldo Carvalho de Melo <acme@ghostprotocols.net>2007-03-31 11:55:19 -0300
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:28:29 -0700
commit27d7ff46a3498d3debc6ba68fb8014c702b81170 (patch)
treeb5a0c617cf8339524d3b1f1633e08eae7b94cf86 /drivers/net/chelsio/sge.c
parent3dbad80ac7632f243b824d469301abb97ec634a1 (diff)
[SK_BUFF]: Introduce skb_copy_to_linear_data{_offset}
To clearly state the intent of copying to linear sk_buffs, _offset being a overly long variant but interesting for the sake of saving some bytes. Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Diffstat (limited to 'drivers/net/chelsio/sge.c')
-rw-r--r--drivers/net/chelsio/sge.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/net/chelsio/sge.c b/drivers/net/chelsio/sge.c
index 1be1bbd16164..e4f874a70fe5 100644
--- a/drivers/net/chelsio/sge.c
+++ b/drivers/net/chelsio/sge.c
@@ -2095,10 +2095,14 @@ static void espibug_workaround_t204(unsigned long data)
0x0, 0x7, 0x43, 0x0, 0x0, 0x0
};
- memcpy(skb->data + sizeof(struct cpl_tx_pkt),
- ch_mac_addr, ETH_ALEN);
- memcpy(skb->data + skb->len - 10,
- ch_mac_addr, ETH_ALEN);
+ skb_copy_to_linear_data_offset(skb,
+ sizeof(struct cpl_tx_pkt),
+ ch_mac_addr,
+ ETH_ALEN);
+ skb_copy_to_linear_data_offset(skb,
+ skb->len - 10,
+ ch_mac_addr,
+ ETH_ALEN);
skb->cb[0] = 0xff;
}
@@ -2125,10 +2129,14 @@ static void espibug_workaround(unsigned long data)
if (!skb->cb[0]) {
u8 ch_mac_addr[ETH_ALEN] =
{0x0, 0x7, 0x43, 0x0, 0x0, 0x0};
- memcpy(skb->data + sizeof(struct cpl_tx_pkt),
- ch_mac_addr, ETH_ALEN);
- memcpy(skb->data + skb->len - 10, ch_mac_addr,
- ETH_ALEN);
+ skb_copy_to_linear_data_offset(skb,
+ sizeof(struct cpl_tx_pkt),
+ ch_mac_addr,
+ ETH_ALEN);
+ skb_copy_to_linear_data_offset(skb,
+ skb->len - 10,
+ ch_mac_addr,
+ ETH_ALEN);
skb->cb[0] = 0xff;
}