[PATCH 2/7] appletalk: Use ether_addr_copy
From: Joe Perches <joe@perches.com>
Date: 2014-01-20 17:55:13
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. Convert struct aarp_entry.hwaddr[6] to hwaddr[ETH_ALEN]. Signed-off-by: Joe Perches <joe@perches.com> --- net/appletalk/aarp.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/net/appletalk/aarp.c b/net/appletalk/aarp.c
index 690356f..d0b7be1 100644
--- a/net/appletalk/aarp.c
+++ b/net/appletalk/aarp.c@@ -67,7 +67,7 @@ struct aarp_entry { unsigned long expires_at; struct atalk_addr target_addr; struct net_device *dev; - char hwaddr[6]; + char hwaddr[ETH_ALEN]; unsigned short xmit_count; struct aarp_entry *next; };
@@ -134,7 +134,7 @@ static void __aarp_send_query(struct aarp_entry *a) eah->pa_len = AARP_PA_ALEN; eah->function = htons(AARP_REQUEST); - memcpy(eah->hw_src, dev->dev_addr, ETH_ALEN); + ether_addr_copy(eah->hw_src, dev->dev_addr); eah->pa_src_zero = 0; eah->pa_src_net = sat->s_net;
@@ -181,7 +181,7 @@ static void aarp_send_reply(struct net_device *dev, struct atalk_addr *us, eah->pa_len = AARP_PA_ALEN; eah->function = htons(AARP_REPLY); - memcpy(eah->hw_src, dev->dev_addr, ETH_ALEN); + ether_addr_copy(eah->hw_src, dev->dev_addr); eah->pa_src_zero = 0; eah->pa_src_net = us->s_net;
@@ -190,7 +190,7 @@ static void aarp_send_reply(struct net_device *dev, struct atalk_addr *us, if (!sha) memset(eah->hw_dst, '\0', ETH_ALEN); else - memcpy(eah->hw_dst, sha, ETH_ALEN); + ether_addr_copy(eah->hw_dst, sha); eah->pa_dst_zero = 0; eah->pa_dst_net = them->s_net;
@@ -232,7 +232,7 @@ static void aarp_send_probe(struct net_device *dev, struct atalk_addr *us) eah->pa_len = AARP_PA_ALEN; eah->function = htons(AARP_PROBE); - memcpy(eah->hw_src, dev->dev_addr, ETH_ALEN); + ether_addr_copy(eah->hw_src, dev->dev_addr); eah->pa_src_zero = 0; eah->pa_src_net = us->s_net;
@@ -790,7 +790,7 @@ static int aarp_rcv(struct sk_buff *skb, struct net_device *dev, break; /* We can fill one in - this is good. */ - memcpy(a->hwaddr, ea->hw_src, ETH_ALEN); + ether_addr_copy(a->hwaddr, ea->hw_src); __aarp_resolved(&unresolved[hash], a, hash); if (!unresolved_count) mod_timer(&aarp_timer,
--
1.8.1.2.459.gbcd45b4.dirty