batman-adv: prefer ether_addr_copy to memcpy

On some architectures ether_addr_copy() is slightly faster
than memcpy() therefore use the former when possible.

Signed-off-by: Antonio Quartulli <antonio@meshcoding.com>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>

1 files changed, 4 insertions, 4 deletions

diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index 1703a2ef72a9..0e4831f624fb 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -59,8 +59,8 @@ int batadv_send_skb_packet(struct sk_buff *skb,
         skb_reset_mac_header(skb);
 
         ethhdr = eth_hdr(skb);
-        memcpy(ethhdr->h_source, hard_iface->net_dev->dev_addr, ETH_ALEN);
-        memcpy(ethhdr->h_dest, dst_addr, ETH_ALEN);
+        ether_addr_copy(ethhdr->h_source, hard_iface->net_dev->dev_addr);
+        ether_addr_copy(ethhdr->h_dest, dst_addr);
         ethhdr->h_proto = htons(ETH_P_BATMAN);
 
         skb_set_network_header(skb, ETH_HLEN);
@@ -165,7 +165,7 @@ batadv_send_skb_push_fill_unicast(struct sk_buff *skb, int hdr_size,
         /* set unicast ttl */
         unicast_packet->ttl = BATADV_TTL;
         /* copy the destination for faster routing */
-        memcpy(unicast_packet->dest, orig_node->orig, ETH_ALEN);
+        ether_addr_copy(unicast_packet->dest, orig_node->orig);
         /* set the destination tt version number */
         unicast_packet->ttvn = ttvn;
 
@@ -220,7 +220,7 @@ bool batadv_send_skb_prepare_unicast_4addr(struct batadv_priv *bat_priv,
 
         uc_4addr_packet = (struct batadv_unicast_4addr_packet *)skb->data;
         uc_4addr_packet->u.packet_type = BATADV_UNICAST_4ADDR;
-        memcpy(uc_4addr_packet->src, primary_if->net_dev->dev_addr, ETH_ALEN);
+        ether_addr_copy(uc_4addr_packet->src, primary_if->net_dev->dev_addr);
         uc_4addr_packet->subtype = packet_subtype;
         uc_4addr_packet->reserved = 0;