neigh: align nlattr properly when needed

Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 6a395d4..29dd8cc 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1857,7 +1857,8 @@
 			ndst.ndts_table_fulls		+= st->table_fulls;
 		}
 
-		if (nla_put(skb, NDTA_STATS, sizeof(ndst), &ndst))
+		if (nla_put_64bit(skb, NDTA_STATS, sizeof(ndst), &ndst,
+				  NDTA_PAD))
 			goto nla_put_failure;
 	}