1 files changed, 2 insertions, 2 deletions

diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index d1c578630678..005d876dd86c 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -363,7 +363,7 @@ static struct sk_buff *br_ip4_multicast_alloc_query(struct net_bridge *br,
         skb_reset_mac_header(skb);
         eth = eth_hdr(skb);
 
-        memcpy(eth->h_source, br->dev->dev_addr, 6);
+        memcpy(eth->h_source, br->dev->dev_addr, ETH_ALEN);
         eth->h_dest[0] = 1;
         eth->h_dest[1] = 0;
         eth->h_dest[2] = 0x5e;
@@ -433,7 +433,7 @@ static struct sk_buff *br_ip6_multicast_alloc_query(struct net_bridge *br,
         skb_reset_mac_header(skb);
         eth = eth_hdr(skb);
 
-        memcpy(eth->h_source, br->dev->dev_addr, 6);
+        memcpy(eth->h_source, br->dev->dev_addr, ETH_ALEN);
         eth->h_proto = htons(ETH_P_IPV6);
         skb_put(skb, sizeof(*eth));