appletalk: Use ether_addr_copy

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>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 6 deletions

diff --git a/net/appletalk/aarp.c b/net/appletalk/aarp.c
index 690356fa52b9..d0b7be15dbb9 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,