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pktgen: Use ether_addr_copy 

Use ether_addr_copy instead of memcpy(a, b, ETH_ALEN) to
save some cycles on arm and powerpc.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Joe Perches 2014-01-20 09:52:19 -08:00 committed by David S. Miller
parent c62326abac
commit 9ea08b1299
1 changed files with 4 additions and 4 deletions
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8
net/core/pktgen.c
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@ -1440,7 +1440,7 @@ static ssize_t pktgen_if_write(struct file *file,
if (!mac_pton(valstr, pkt_dev->dst_mac))
return -EINVAL;
/* Set up Dest MAC */
memcpy(&pkt_dev->hh[0], pkt_dev->dst_mac, ETH_ALEN);
ether_addr_copy(&pkt_dev->hh[0], pkt_dev->dst_mac);
sprintf(pg_result, "OK: dstmac %pM", pkt_dev->dst_mac);
return count;
@ -1457,7 +1457,7 @@ static ssize_t pktgen_if_write(struct file *file,
if (!mac_pton(valstr, pkt_dev->src_mac))
return -EINVAL;
/* Set up Src MAC */
memcpy(&pkt_dev->hh[6], pkt_dev->src_mac, ETH_ALEN);
ether_addr_copy(&pkt_dev->hh[6], pkt_dev->src_mac);
sprintf(pg_result, "OK: srcmac %pM", pkt_dev->src_mac);
return count;
@ -2060,10 +2060,10 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
/* Default to the interface's mac if not explicitly set. */
if (is_zero_ether_addr(pkt_dev->src_mac))
memcpy(&(pkt_dev->hh[6]), pkt_dev->odev->dev_addr, ETH_ALEN);
ether_addr_copy(&(pkt_dev->hh[6]), pkt_dev->odev->dev_addr);
/* Set up Dest MAC */
memcpy(&(pkt_dev->hh[0]), pkt_dev->dst_mac, ETH_ALEN);
ether_addr_copy(&(pkt_dev->hh[0]), pkt_dev->dst_mac);
if (pkt_dev->flags & F_IPV6) {
int i, set = 0, err = 1;