netfilter: add dummy members to Ebtables code to ease transition to Xtables

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/include/linux/netfilter_bridge/ebtables.h b/include/linux/netfilter_bridge/ebtables.h
index 097432b..82f854bf 100644
--- a/include/linux/netfilter_bridge/ebtables.h
+++ b/include/linux/netfilter_bridge/ebtables.h
@@ -214,6 +214,8 @@
 	   const struct ebt_entry *e, void *matchdata, unsigned int datalen);
 	void (*destroy)(void *matchdata, unsigned int datalen);
 	unsigned int matchsize;
+	u_int8_t revision;
+	u_int8_t family;
 	struct module *me;
 };
 
@@ -228,6 +230,8 @@
 	   const struct ebt_entry *e, void *watcherdata, unsigned int datalen);
 	void (*destroy)(void *watcherdata, unsigned int datalen);
 	unsigned int targetsize;
+	u_int8_t revision;
+	u_int8_t family;
 	struct module *me;
 };
 
@@ -243,6 +247,8 @@
 	   const struct ebt_entry *e, void *targetdata, unsigned int datalen);
 	void (*destroy)(void *targetdata, unsigned int datalen);
 	unsigned int targetsize;
+	u_int8_t revision;
+	u_int8_t family;
 	struct module *me;
 };