[PATCH 4/7] caif_usb: Use ether_addr_copy
From: Joe Perches <joe@perches.com>
Date: 2014-01-20 17:55:09
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/caif/caif_usb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/caif/caif_usb.c b/net/caif/caif_usb.c
index 75ed04b..dda589c 100644
--- a/net/caif/caif_usb.c
+++ b/net/caif/caif_usb.c@@ -105,8 +105,8 @@ static struct cflayer *cfusbl_create(int phyid, u8 ethaddr[ETH_ALEN], * 5-11 source address * 12-13 protocol type */ - memcpy(&this->tx_eth_hdr[ETH_ALEN], braddr, ETH_ALEN); - memcpy(&this->tx_eth_hdr[ETH_ALEN], ethaddr, ETH_ALEN); + ether_addr_copy(&this->tx_eth_hdr[ETH_ALEN], braddr); + ether_addr_copy(&this->tx_eth_hdr[ETH_ALEN], ethaddr); this->tx_eth_hdr[12] = cpu_to_be16(ETH_P_802_EX1) & 0xff; this->tx_eth_hdr[13] = (cpu_to_be16(ETH_P_802_EX1) >> 8) & 0xff; pr_debug("caif ethernet TX-header dst:%pM src:%pM type:%02x%02x\n",
--
1.8.1.2.459.gbcd45b4.dirty