[TIPC]: Corrected potential misuse of tipc_media_addr structure.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Per Liden <per.liden@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c
index b646619..3ecb100 100644
--- a/net/tipc/eth_media.c
+++ b/net/tipc/eth_media.c
@@ -254,7 +254,9 @@
 	if (eth_started)
 		return -EINVAL;
 
-	memset(&bcast_addr, 0xff, sizeof(bcast_addr));
+	bcast_addr.type = htonl(TIPC_MEDIA_TYPE_ETH);
+	memset(&bcast_addr.dev_addr, 0xff, ETH_ALEN);
+
 	memset(eth_bearers, 0, sizeof(eth_bearers));
 
 	res = tipc_register_media(TIPC_MEDIA_TYPE_ETH, "eth",