[PATCH 5/7] netpoll: Use ether_addr_copy

From: Joe Perches
Date: Mon Jan 20 2014 - 12:53:02 EST


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@xxxxxxxxxxx>
---
net/core/netpoll.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 19fe9c7..c03f3de 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -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;

--
1.8.1.2.459.gbcd45b4.dirty

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