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authorJoe Perches <joe@perches.com>2014-01-20 09:52:19 -0800
committerDavid S. Miller <davem@davemloft.net>2014-01-21 18:13:05 -0800
commit9ea08b129962d1df3a574bf0ce89af0dfac2a241 (patch)
tree8453a5a11d8eb8eab59d464bbfaf52c7a6bf73aa /net/core
parentc62326abac8f40b904c8daebd7c1a6c624ebddd6 (diff)
downloadlinux-9ea08b129962d1df3a574bf0ce89af0dfac2a241.tar.bz2
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>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/pktgen.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index fa3e128eb5e9..fdac61cac1bd 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -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;