[PATCH 5/7] netpoll: Use ether_addr_copy
From: Joe Perches <joe@perches.com>
Date: 2014-01-20 17:52:56
Also in:
lkml
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
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> --- 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;
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1.8.1.2.459.gbcd45b4.dirty