openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

netpoll: 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 09:52:18 -08:00 committed by David S. Miller
parent 34b2cff4ee
commit c62326abac
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
net/core/netpoll.c
View File

@ -520,8 +520,8 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len)
skb->protocol = eth->h_proto = htons(ETH_P_IP);
}
memcpy(eth->h_source, np->dev->dev_addr, ETH_ALEN);
memcpy(eth->h_dest, np->remote_mac, ETH_ALEN);
ether_addr_copy(eth->h_source, np->dev->dev_addr);
ether_addr_copy(eth->h_dest, np->remote_mac);
skb->dev = np->dev;