netfilter: nf_tables: compact chain+ft transaction objects

Cover holes to reduce both structures by 8 byte.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

include/net/netfilter/nf_tables.h

@@ -1687,10 +1687,10 @@ struct nft_trans_set {
 struct nft_trans_chain {
 	struct nft_trans_binding	nft_trans_binding;
 	struct nft_chain		*chain;
-	bool				update;
 	char				*name;
 	struct nft_stats __percpu	*stats;
 	u8				policy;
+	bool				update;
 	bool				bound;
 	u32				chain_id;
 	struct nft_base_chain		*basechain;
@@ -1763,9 +1763,9 @@ struct nft_trans_obj {
 struct nft_trans_flowtable {
 	struct nft_trans		nft_trans;
 	struct nft_flowtable		*flowtable;
-	bool				update;
 	struct list_head		hook_list;
 	u32				flags;
+	bool				update;
 };
 
 #define nft_trans_container_flowtable(t)		\